sqlserver
stringlengths 59
30k
| plsql
stringlengths 54
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CREATE PROCEDURE MyProc(@emp_id FLOAT) AS
emp_name dbo.VARCHAR2(20);
BEGIN
SELECT @emp_name = ename FROM emp WHERE empno = emp_id;
DBMS_OUTPUT.PUT_LINE('Employee Name: ' + isnull(emp_name, ''));
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('Employee not found');
END
END;
|
PROCEDURE MyProc(emp_id NUMBER) IS
emp_name VARCHAR2(20);
BEGIN
SELECT ename INTO emp_name FROM emp WHERE empno = emp_id;
DBMS_OUTPUT.PUT_LINE('Employee Name: ' || emp_name);
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('Employee not found');
END;
|
DECLARE
@v_empno FLOAT;
v_salary NUMBER;
v_bonus NUMBER;
BEGIN
SELECT @v_empno = ename, @v_salary = job, @v_bonus = sal FROM emp WHERE empno = 7839;
IF v_salary > 10000 BEGIN
SET @v_bonus = v_salary * 0.1;
END
ELSE BEGIN
SET @v_bonus = v_salary * 0.05;
END
UPDATE emp SET bonus = v_bonus WHERE empno = @v_empno;
COMMIT;
EXCEPTION
WHEN OTHERS THEN
-- Er... SQLINES DEMO ***
END;
|
DECLARE
v_empno NUMBER;
v_salary NUMBER;
v_bonus NUMBER;
BEGIN
SELECT ename, job, sal INTO v_empno, v_salary, v_bonus FROM emp WHERE empno = 7839;
IF v_salary > 10000 THEN
v_bonus := v_salary * 0.1;
ELSE
v_bonus := v_salary * 0.05;
END IF;
UPDATE emp SET bonus = v_bonus WHERE empno = v_empno;
COMMIT;
EXCEPTION
WHEN OTHERS THEN
-- Error handling code
END;
|
DECLARE
@v_emp_id FLOAT;
BEGIN
*** D to variable
SET @v_emp_id = 100;
*** ent to select employee name
SELECT ename
FROM emp
WHERE empno = @v_emp_id;
*** statement
IF @v_emp_id > 100 BEGIN
*** aise an exception if condition is met
RAISERROR('-20001 Employee ID out of range', 16, 1);
END
*** call with input and output parameters
CREATE PROCEDURE get_employee_details(@p_emp_id IN AS NUMBER, p_ename OUT VARCHAR2);
END;
*** atch exceptions and perform appropriate actions
IF @@FETCH_STATUS <> 0 BEGIN
RAISERROR('-20002 Employee not found', 16, 1);
END
END;
|
DECLARE
v_emp_id NUMBER;
BEGIN
-- Assign employee ID to variable
v_emp_id := 100;
-- Simple SQL statement to select employee name
SELECT ename
FROM emp
WHERE empno = v_emp_id;
-- Control flow: IF statement
IF v_emp_id > 100 THEN
-- Error handling: Raise an exception if condition is met
RAISE_APPLICATION_ERROR(-20001, 'Employee ID out of range');
END IF;
-- Stored procedure call with input and output parameters
PROCEDURE get_employee_details(p_emp_id IN NUMBER, p_ename OUT VARCHAR2);
END;
EXCEPTION
-- Error handling: Catch exceptions and perform appropriate actions
WHEN NO_DATA_FOUND THEN
RAISE_APPLICATION_ERROR(-20002, 'Employee not found');
END;
|
IF OBJECT_ID('get_employee_info', 'FN') IS NOT NULL
DROP FUNCTION get_employee_info;
GO
CREATE FUNCTION get_employee_info(@emp_id FLOAT) RETURNS SYS_REFCURSOR AS
BEGIN
DECLARE @emp_info SYS_REFCURSOR;
SELECT * FROM employees WHERE employee_id = @emp_id;
RETURN @emp_info;
END;
DECLARE
@emp_id FLOAT;
emp_info SYS_REFCURSOR;
BEGIN
SET @emp_id = 100;
SET @emp_info = dbo.get_employee_info(@emp_id);
WHILE 1=1 BEGIN
FETCH emp_info INTO @emp_id, @last_name, @first_name;
IF @@FETCH_STATUS <> 0 BREAK;
DBMS_OUTPUT.PUT_LINE(isnull(@emp_id, '') + ' ' + isnull(last_name, '') + ', ' + isnull(first_name, ''));
END;
CLOSE emp_info;
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('No employee found with ID ' + isnull(@emp_id, ''));
END
END;
|
CREATE OR REPLACE FUNCTION get_employee_info(emp_id NUMBER) RETURN SYS_REFCURSOR IS
emp_info SYS_REFCURSOR;
BEGIN
OPEN emp_info FOR
SELECT * FROM employees WHERE employee_id = emp_id;
RETURN emp_info;
END;
DECLARE
emp_id NUMBER;
emp_info SYS_REFCURSOR;
BEGIN
emp_id := 100;
emp_info := get_employee_info(emp_id);
LOOP
FETCH emp_info INTO emp_id, last_name, first_name;
EXIT WHEN emp_info%NOTFOUND;
DBMS_OUTPUT.PUT_LINE(emp_id || ' ' || last_name || ', ' || first_name);
END LOOP;
CLOSE emp_info;
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('No employee found with ID ' || emp_id);
END;
|
BEGIN
-- De... SQLINES DEMO ***
l_employee_id INTEGER;
l_first_name dbo.VARCHAR2(50);
l_last_name dbo.VARCHAR2(50);
l_salary ROW_NUMBER(10,2);
-- Fe... SQLINES DEMO ***
SELECT @l_employee_id = employee_id,
@l_first_name = first_name,
@l_last_name = last_name,
@l_salary = salary
FROM employees
WHERE employee_id = 100;
*** data
DBMS_OUTPUT.PUT_LINE('Employee ID: ' + isnull(l_employee_id, ''));
DBMS_OUTPUT.PUT_LINE('First Name: ' + isnull(l_first_name, ''));
DBMS_OUTPUT.PUT_LINE('Last Name: ' + isnull(l_last_name, ''));
DBMS_OUTPUT.PUT_LINE('Salary: ' + isnull(l_salary, ''));
*** alary
UPDATE employees
SET salary = salary * 1.1
WHERE employee_id = 100;
-- Co... SQLINES DEMO ***
COMMIT;
EXCEPTION
-- Ha... SQLINES DEMO ***
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error occurred: ' + ISNULL(SQLERRM, ''));
END;
|
BEGIN
-- Declare variables
l_employee_id INTEGER;
l_first_name VARCHAR2(50);
l_last_name VARCHAR2(50);
l_salary NUMBER(10,2);
-- Fetch employee data
SELECT employee_id,
first_name,
last_name,
salary
INTO l_employee_id,
l_first_name,
l_last_name,
l_salary
FROM employees
WHERE employee_id = 100;
-- Display employee data
DBMS_OUTPUT.PUT_LINE('Employee ID: ' || l_employee_id);
DBMS_OUTPUT.PUT_LINE('First Name: ' || l_first_name);
DBMS_OUTPUT.PUT_LINE('Last Name: ' || l_last_name);
DBMS_OUTPUT.PUT_LINE('Salary: ' || l_salary);
-- Update employee salary
UPDATE employees
SET salary = salary * 1.1
WHERE employee_id = 100;
-- Commit changes
COMMIT;
EXCEPTION
-- Handle errors
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error occurred: ' || SQLERRM);
END;
|
CREATE PROCEDURE update_employee(@emp_id IN AS NUMBER, new_salary IN NUMBER)
IS
BEGIN
UPDATE employees
SET salary = new_salary
WHERE emp_id = emp_id;
COMMIT;
END;
|
PROCEDURE update_employee(emp_id IN NUMBER, new_salary IN NUMBER)
IS
BEGIN
UPDATE employees
SET salary = new_salary
WHERE emp_id = emp_id;
COMMIT;
END;
|
DECLARE
@emp_id FLOAT := 12345;
emp_name dbo.VARCHAR2(20);
BEGIN
SELECT @emp_name = ename FROM emp WHERE empno = @emp_id;
DBMS_OUTPUT.PUT_LINE('Employee Name: ' + isnull(emp_name, ''));
BEGIN
/* SQLINES DEMO *** e can throw an exception */
UPDATE emp SET sal = sal * 1.10 WHERE empno = @emp_id;
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred: ' + ISNULL(SQLERRM, ''));
END;
IF (emp_name LIKE '%SCOTT%') BEGIN
COMMIT;
END
ELSE BEGIN
ROLLBACK;
END
END;
|
DECLARE
emp_id NUMBER := 12345;
emp_name VARCHAR2(20);
BEGIN
SELECT ename INTO emp_name FROM emp WHERE empno = emp_id;
DBMS_OUTPUT.PUT_LINE('Employee Name: ' || emp_name);
BEGIN
/* This block of code can throw an exception */
UPDATE emp SET sal = sal * 1.10 WHERE empno = emp_id;
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred: ' || SQLERRM);
END;
IF (emp_name LIKE '%SCOTT%') THEN
COMMIT;
ELSE
ROLLBACK;
END IF;
END;
|
CREATE PROCEDURE proc_ex(@p_in IN AS NUMBER, p_out OUT NUMBER) AS
BEGIN
SELECT @p_out = SUM(col1)
FROM table1
WHERE col2 = p_in;
IF p_out IS NULL OR p_out = 0 BEGIN
RAISERROR('-20000 No data found', 16, 1);
END
END proc_ex;
DECLARE
@v_in FLOAT := 123;
v_out NUMBER;
BEGIN
dbo.proc_ex(@v_in, v_out);
END;
|
CREATE PROCEDURE proc_ex(p_in IN NUMBER, p_out OUT NUMBER) AS
BEGIN
SELECT SUM(col1) INTO p_out
FROM table1
WHERE col2 = p_in;
IF p_out IS NULL OR p_out = 0 THEN
RAISE_APPLICATION_ERROR(-20000, 'No data found');
END IF;
END proc_ex;
DECLARE
v_in NUMBER := 123;
v_out NUMBER;
BEGIN
proc_ex(v_in, v_out);
END;
|
IF OBJECT_ID('my_proc', 'P') IS NOT NULL
DROP PROCEDURE my_proc;
GO
CREATE PROCEDURE my_proc(@p_id IN AS NUMBER) AS
BEGIN
UPDATE my_table SET name = 'New name' WHERE id = p_id;
IF p_id IS NULL BEGIN
RAISERROR('-20000 ID cannot be NULL', 16, 1);
END
COMMIT;
END;
|
CREATE OR REPLACE PROCEDURE my_proc(p_id IN NUMBER) AS
BEGIN
UPDATE my_table SET name = 'New name' WHERE id = p_id;
IF p_id IS NULL THEN
RAISE_APPLICATION_ERROR(-20000, 'ID cannot be NULL');
END IF;
COMMIT;
END;
|
CREATE PROCEDURE CalculateBonus(@employee_id FLOAT) AS
bonus NUMBER;
BEGIN
SELECT @bonus = bonus FROM employees WHERE employee_id = employee_id;
IF bonus IS NULL BEGIN
RAISERROR('-20001 Invalid employee ID', 16, 1);
END
UPDATE employees SET bonus = bonus + 1000 WHERE employee_id = employee_id;
COMMIT;
END;
|
CREATE PROCEDURE CalculateBonus(employee_id NUMBER) AS
bonus NUMBER;
BEGIN
SELECT bonus INTO bonus FROM employees WHERE employee_id = employee_id;
IF bonus IS NULL THEN
RAISE_APPLICATION_ERROR(-20001, 'Invalid employee ID');
END IF;
UPDATE employees SET bonus = bonus + 1000 WHERE employee_id = employee_id;
COMMIT;
END;
|
DECLARE
@v_emp_id FLOAT;
v_emp_name dbo.VARCHAR2(20);
BEGIN
SELECT @v_emp_id = emp_id, @v_emp_name = emp_name FROM employees WHERE emp_id = 1;
IF @v_emp_id IS NULL BEGIN
RAISERROR('-20001 Employee not found', 16, 1);
END
DBMS_OUTPUT.PUT_LINE('Employee ' + isnull(v_emp_name, '') + ' (ID: ' + ISNULL(CONVERT(VARCHAR, @v_emp_id), '') + ') found.');
IF @@FETCH_STATUS <> 0 BEGIN
RAISERROR('-20002 No data found', 16, 1);
END
END;
|
DECLARE
v_emp_id NUMBER;
v_emp_name VARCHAR2(20);
BEGIN
SELECT emp_id, emp_name INTO v_emp_id, v_emp_name FROM employees WHERE emp_id = 1;
IF v_emp_id IS NULL THEN
RAISE_APPLICATION_ERROR(-20001, 'Employee not found');
END IF;
DBMS_OUTPUT.PUT_LINE('Employee ' || v_emp_name || ' (ID: ' || TO_CHAR(v_emp_id) || ') found.');
EXCEPTION
WHEN NO_DATA_FOUND THEN
RAISE_APPLICATION_ERROR(-20002, 'No data found');
END;
|
DECLARE
@v_emp_id FLOAT;
v_emp_name dbo.VARCHAR2(100);
v_salary NUMBER;
BEGIN
SELECT @v_emp_id = employee_id, @v_emp_name = first_name, @v_salary = salary
FROM employees
WHERE last_name = 'King';
IF v_salary < 10000 BEGIN
RAISERROR('-20001 Salary is too low for employee ' + isnull(@v_emp_id, '') + ' (' + isnull(v_salary, '') + ')', 16, 1);
END
UPDATE employees
SET salary = v_salary + 1000
WHERE employee_id = @v_emp_id;
COMMIT;
DBMS_OUTPUT.put_line(isnull(v_emp_name, '') + ''s salary increased to ' || v_salary + 1000);
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.put_line('Employee with specified last name not found.');
WHEN OTHERS THEN
DBMS_OUTPUT.put_line('An error occurred: ' |
DECLARE
v_emp_id NUMBER;
v_emp_name VARCHAR2(100);
v_salary NUMBER;
BEGIN
SELECT employee_id, first_name, salary
INTO v_emp_id, v_emp_name, v_salary
FROM employees
WHERE last_name = 'King';
IF v_salary < 10000 THEN
RAISE_APPLICATION_ERROR(-20001, 'Salary is too low for employee ' || v_emp_id || ' (' || v_salary || ')');
END IF;
UPDATE employees
SET salary = v_salary + 1000
WHERE employee_id = v_emp_id;
COMMIT;
DBMS_OUTPUT.put_line(v_emp_name || '\'s salary increased to ' || v_salary + 1000);
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.put_line('Employee with specified last name not found.');
WHEN OTHERS THEN
DBMS_OUTPUT.put_line('An error occurred: ' || SQLERRM);
END;
|
DECLARE
@emp_name VARCHAR(20);
salary ROW_NUMBER(8,2);
BEGIN
SELECT @emp_name = ename, @salary = sal
FROM emp
WHERE empno = 10;
IF salary > 50000 BEGIN
DBMS_OUTPUT.PUT_LINE(isnull(@emp_name, '') + ' is a well paid employee.');
END
ELSE BEGIN
DBMS_OUTPUT.PUT_LINE(isnull(@emp_name, '') + ' is not well paid.');
END
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred.' + ISNULL(SQLERRM, ''));
END; | DECLARE
emp_name VARCHAR2(20);
salary NUMBER(8,2);
BEGIN
SELECT ename, sal INTO emp_name, salary
FROM emp
WHERE empno = 10;
IF salary > 50000 THEN
DBMS_OUTPUT.PUT_LINE(emp_name || ' is a well paid employee.');
ELSE
DBMS_OUTPUT.PUT_LINE(emp_name || ' is not well paid.');
END IF;
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred.' || SQLERRM);
END; |
IF OBJECT_ID('Generate_Report', 'P') IS NOT NULL
DROP PROCEDURE Generate_Report;
GO
CREATE PROCEDURE Generate_Report (
@from_date DATE,
@to_date DATE,
@report_type VARCHAR(4000)
)
AS
l_row_count PLS_INTEGER;
BEGIN
*** alize variables
set @l_row_count = 0;
*** ype is valid
IF report_type = 'Daily' BEGIN
*** ment for daily report
SELECT @l_row_count = COUNT(*)
FROM transactions
WHERE transaction_date BETWEEN from_date AND to_date; END
ELSE IF report_type = 'Weekly' BEGIN
*** ment for weekly report
SELECT @l_row_count = COUNT(*)
FROM transactions
WHERE transaction_date BETWEEN from_date AND to_date
GROUP BY WEEK(transaction_date); END
ELSE IF report_type = 'Monthly' BEGIN
*** ment for monthly report
SELECT @l_row_count = COUNT(*)
FROM transactions
WHERE transaction_date BETWEEN from_date AND to_date
GROUP BY MONTH(transaction_date); END
ELSE
*** nvalid report type
RAISERROR('-20001 Invalid report type', 16, 1); END
*** of rows in the report
DBMS_OUTPUT.PUT_LINE('Number of rows in report: ' + isnull(l_row_count, ''));
EXCEPTION
WHEN OTHERS THEN
*** that occur
DBMS_OUTPUT.PUT_LINE('Error occurred: ' + ISNULL(SQLERRM, ''));
END;
/ | CREATE OR REPLACE PROCEDURE Generate_Report (
from_date DATE,
to_date DATE,
report_type VARCHAR2
)
IS
l_row_count PLS_INTEGER;
BEGIN
-- Declare and initialize variables
l_row_count := 0;
-- Check if report type is valid
CASE report_type
WHEN 'Daily' THEN
-- Execute SQL statement for daily report
SELECT COUNT(*)
INTO l_row_count
FROM transactions
WHERE transaction_date BETWEEN from_date AND to_date;
WHEN 'Weekly' THEN
-- Execute SQL statement for weekly report
SELECT COUNT(*)
INTO l_row_count
FROM transactions
WHERE transaction_date BETWEEN from_date AND to_date
GROUP BY WEEK(transaction_date);
WHEN 'Monthly' THEN
-- Execute SQL statement for monthly report
SELECT COUNT(*)
INTO l_row_count
FROM transactions
WHERE transaction_date BETWEEN from_date AND to_date
GROUP BY MONTH(transaction_date);
ELSE
-- Raise error for invalid report type
RAISE_APPLICATION_ERROR(-20001, 'Invalid report type');
END CASE;
-- Output the number of rows in the report
DBMS_OUTPUT.PUT_LINE('Number of rows in report: ' || l_row_count);
EXCEPTION
WHEN OTHERS THEN
-- Handle any errors that occur
DBMS_OUTPUT.PUT_LINE('Error occurred: ' || SQLERRM);
END;
/ |
DECLARE
@v_emp_id FLOAT;
v_emp_name dbo.VARCHAR2(50);
v_salary NUMBER;
BEGIN
SELECT @v_emp_id = emp_id, @v_emp_name = emp_name, @v_salary = salary
FROM employees
WHERE emp_id = 100;
IF v_salary > 5000 BEGIN
UPDATE employees
SET salary = salary + 1000
WHERE emp_id = 100;
COMMIT;
END
ELSE BEGIN
ROLLBACK;
RAISERROR('-20001 Salary is too low to give raise', 16, 1);
END
SELECT emp_name, salary
FROM employees
WHERE emp_id = 100;
END;
|
DECLARE
v_emp_id NUMBER;
v_emp_name VARCHAR2(50);
v_salary NUMBER;
BEGIN
SELECT emp_id, emp_name, salary
INTO v_emp_id, v_emp_name, v_salary
FROM employees
WHERE emp_id = 100;
IF v_salary > 5000 THEN
UPDATE employees
SET salary = salary + 1000
WHERE emp_id = 100;
COMMIT;
ELSE
ROLLBACK;
RAISE_APPLICATION_ERROR(-20001, 'Salary is too low to give raise');
END IF;
SELECT emp_name, salary
FROM employees
WHERE emp_id = 100;
END;
|
IF OBJECT_ID('get_order_details', 'P') IS NOT NULL
DROP PROCEDURE get_order_details;
GO
CREATE PROCEDURE get_order_details(@order_id IN AS NUMBER, out_cursor OUT SYS_REFCURSOR) IS
BEGIN
SELECT *
FROM orders
WHERE order_id = order_id;
END;
DECLARE
@order_cursor SYS_REFCURSOR;
order_id SET @NUMBER = 1;
BEGIN
dbo.get_order_details(order_id, @order_cursor);
WHILE 1=1 BEGIN
FETCH order_cursor INTO @customer_name, @order_date, @order_amount;
IF @@FETCH_STATUS <> 0 BREAK;
DBMS_OUTPUT.PUT_LINE('Customer Name: ' + isnull(customer_name, ''));
DBMS_OUTPUT.PUT_LINE('Order Date: ' + isnull(order_date, ''));
DBMS_OUTPUT.PUT_LINE('Order Amount: ' + isnull(order_amount, ''));
END;
CLOSE order_cursor;
END;
|
CREATE OR REPLACE PROCEDURE get_order_details(order_id IN NUMBER, out_cursor OUT SYS_REFCURSOR) IS
BEGIN
OPEN out_cursor FOR
SELECT *
FROM orders
WHERE order_id = order_id;
END;
DECLARE
order_cursor SYS_REFCURSOR;
order_id NUMBER := 1;
BEGIN
get_order_details(order_id, order_cursor);
LOOP
FETCH order_cursor INTO customer_name, order_date, order_amount;
EXIT WHEN order_cursor%NOTFOUND;
DBMS_OUTPUT.PUT_LINE('Customer Name: ' || customer_name);
DBMS_OUTPUT.PUT_LINE('Order Date: ' || order_date);
DBMS_OUTPUT.PUT_LINE('Order Amount: ' || order_amount);
END LOOP;
CLOSE order_cursor;
END;
|
CREATE PROCEDURE InsertCustomer(
@p_customer_id IN AS NUMBER,
p_customer_name IN VARCHAR2,
p_customer_address IN VARCHAR2
)
AS
BEGIN
INSERT INTO Customers(customer_id, customer_name, customer_address)
VALUES(p_customer_id, p_customer_name, p_customer_address);
COMMIT;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISERROR('-20000 Error inserting customer', 16, 1);
END InsertCustomer;
|
CREATE PROCEDURE InsertCustomer(
p_customer_id IN NUMBER,
p_customer_name IN VARCHAR2,
p_customer_address IN VARCHAR2
)
AS
BEGIN
INSERT INTO Customers(customer_id, customer_name, customer_address)
VALUES(p_customer_id, p_customer_name, p_customer_address);
COMMIT;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE_APPLICATION_ERROR(-20000, 'Error inserting customer');
END InsertCustomer;
|
DECLARE
@l_emp_no FLOAT;
l_sal NUMBER;
l_bonus NUMBER;
BEGIN
SELECT @l_emp_no = emp_no, @l_sal = sal
FROM emp
WHERE emp_id = 10;
SET @l_bonus = l_sal * 0.1;
UPDATE emp
SET bonus = l_bonus
WHERE emp_id = 10;
COMMIT;
IF l_bonus > 1000 BEGIN
RAISERROR('-20001 Bonus is too high!', 16, 1);
END
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
|
DECLARE
l_emp_no NUMBER;
l_sal NUMBER;
l_bonus NUMBER;
BEGIN
SELECT emp_no, sal
INTO l_emp_no, l_sal
FROM emp
WHERE emp_id = 10;
l_bonus := l_sal * 0.1;
UPDATE emp
SET bonus = l_bonus
WHERE emp_id = 10;
COMMIT;
IF l_bonus > 1000 THEN
RAISE_APPLICATION_ERROR(-20001, 'Bonus is too high!');
END IF;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
|
IF OBJECT_ID('update_customer', 'P') IS NOT NULL
DROP PROCEDURE update_customer;
GO
CREATE PROCEDURE update_customer(
@p_customer_id IN AS NUMBER,
p_name IN VARCHAR2,
p_address IN VARCHAR2,
p_city IN VARCHAR2,
p_state IN VARCHAR2,
p_zip IN VARCHAR2
) IS
BEGIN
UPDATE customers SET
name = p_name,
address = p_address,
city = p_city,
state = p_state,
zip = p_zip
WHERE
customer_id = p_customer_id;
END;
/
BEGIN
DECLARE
@v_customer_id FLOAT := 1;
BEGIN
dbo.update_customer(@v_customer_id, 'John Smith', '123 Main Street', 'Anytown', 'CA', '91234');
EXCEPTION
WHEN OTHERS THEN
-- Ha... SQLINES DEMO ***
DBMS_OUTPUT.PUT_LINE('Error updating customer: ' + ISNULL(SQLERRM, ''));
END;
END;
/
|
CREATE OR REPLACE PROCEDURE update_customer(
p_customer_id IN NUMBER,
p_name IN VARCHAR2,
p_address IN VARCHAR2,
p_city IN VARCHAR2,
p_state IN VARCHAR2,
p_zip IN VARCHAR2
) IS
BEGIN
UPDATE customers SET
name = p_name,
address = p_address,
city = p_city,
state = p_state,
zip = p_zip
WHERE
customer_id = p_customer_id;
END;
/
BEGIN
DECLARE
v_customer_id NUMBER := 1;
BEGIN
update_customer(v_customer_id, 'John Smith', '123 Main Street', 'Anytown', 'CA', '91234');
EXCEPTION
WHEN OTHERS THEN
-- Handle error
DBMS_OUTPUT.PUT_LINE('Error updating customer: ' || SQLERRM);
END;
END;
/
|
IF OBJECT_ID('get_employee_info', 'FN') IS NOT NULL
DROP FUNCTION get_employee_info;
GO
CREATE FUNCTION get_employee_info(@emp_id FLOAT) RETURNS sys_refcursor AS
BEGIN
DECLARE @emp_rc sys_refcursor;
SELECT * FROM employees WHERE employee_id = @emp_id;
RETURN @emp_rc;
END;
GO
DECLARE
@emp_info sys_refcursor;
BEGIN
SET @emp_info = dbo.get_employee_info(100);
WHILE 1=1 BEGIN
FETCH emp_info INTO @emp_id, @first_name, @last_name;
IF @@FETCH_STATUS <> 0 BREAK;
DBMS_OUTPUT.PUT_LINE(isnull(first_name, '') + ' ' + isnull(last_name, ''));
END;
CLOSE emp_info;
END;
/
|
CREATE OR REPLACE FUNCTION get_employee_info(emp_id NUMBER) RETURN sys_refcursor IS
emp_rc sys_refcursor;
BEGIN
OPEN emp_rc FOR
SELECT * FROM employees WHERE employee_id = emp_id;
RETURN emp_rc;
END;
/
DECLARE
emp_info sys_refcursor;
BEGIN
emp_info := get_employee_info(100);
LOOP
FETCH emp_info INTO emp_id, first_name, last_name;
EXIT WHEN emp_info%NOTFOUND;
DBMS_OUTPUT.PUT_LINE(first_name || ' ' || last_name);
END LOOP;
CLOSE emp_info;
END;
/
|
DECLARE
@v_name VARCHAR(20);
v_age NUMBER;
BEGIN
SELECT @v_name = name, @v_age = age FROM users WHERE id = 1;
IF v_age > 18 BEGIN
DBMS_OUTPUT.PUT_LINE('User ' + isnull(@v_name, '') + ' is an adult.');
END
ELSE BEGIN
DBMS_OUTPUT.PUT_LINE('User ' + isnull(@v_name, '') + ' is a minor.');
END
IF @v_name IS NULL BEGIN
RAISERROR('-20001 User not found.', 16, 1);
END
END;
|
DECLARE
v_name VARCHAR2(20);
v_age NUMBER;
BEGIN
SELECT name, age INTO v_name, v_age FROM users WHERE id = 1;
IF v_age > 18 THEN
DBMS_OUTPUT.PUT_LINE('User ' || v_name || ' is an adult.');
ELSE
DBMS_OUTPUT.PUT_LINE('User ' || v_name || ' is a minor.');
END IF;
IF v_name IS NULL THEN
RAISE_APPLICATION_ERROR(-20001, 'User not found.');
END IF;
END;
|
CREATE TABLE emp (
empno FLOAT,
ename VARCHAR(20),
job VARCHAR(20),
mgr FLOAT,
hiredate DATE,
sal FLOAT,
comm FLOAT
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
1, 'Alice', 'Clerk', 2, '1985-04-15', 1000, 200
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
2, 'Bob', 'Manager', NULL, '1987-01-01', 4000, 400
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
3, 'Carol', 'Clerk', 4, '1988-06-01', 1200, 100
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
4, 'David', 'Salesman', 6, '1989-02-01', 2000, 300
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
5, 'Ellen', 'Manager', NULL, '1990-01-01', 5000, 500
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
6, 'Frank', 'Salesman', 4, '1991-03-01', 1800, 200
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
7, 'Gary', 'Clerk', 2, '1992-02-01', 1400, 100
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
8, 'Helen', 'Manager', NULL, '1993-06-01', 6000, 600
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
9, 'Irene', 'Clerk', 4, '1994-09-01', 1600, 100
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
10, 'John', 'Salesman', 6, '1995-04-01', 2200, 300
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
11, 'Karen', 'Manager', NULL, '1996-02-01', 7000, 700
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
12, 'Larry', 'Salesman', 4, '1997-07-01', 1900, 200
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
13, 'Mary', 'Clerk', 2, '1998-03-01', 1500, 100
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
14, 'Nancy', 'Manager', NULL, '1999-01-01', 8000, 800
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
15, 'Oliver', 'Salesman', 6, '2000-05-01', 2100, 300
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
16, 'Patricia', 'Clerk', 4, '2001-06-01', 1700, 100
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
17, 'Robert', 'Salesman', 6, '2002-09-01', 2300, 300
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
18, 'Susan', 'Manager', NULL, '2003-05-01', 9000, 900
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
19, 'Thomas', 'Clerk', 2, '2004-02-01', 1800, 100
);
CREATE TABLE dept (
deptno FLOAT,
dname VARCHAR(20),
loc VARCHAR(20)
);
INSERT INTO dept (deptno, dname, loc) VALUES (
1, 'Sales', 'New York'
);
INSERT INTO dept (deptno, dname, loc) VALUES (
2, 'Marketing', 'Chicago'
);
INSERT INTO dept (deptno, dname, loc) VALUES (
3, 'Engineering', 'Dallas'
);
INSERT INTO dept (deptno, dname, loc) VALUES (
4, 'Customer Service', 'San Francisco'
);
INSERT INTO dept (deptno, dname, loc) VALUES (
5, 'Finance', 'Los Angeles'
);
INSERT INTO dept (deptno, dname, loc) VALUES (
6, 'Human Resources', 'Phoenix'
);
CREATE TABLE sales (
sales_id FLOAT,
product_id FLOAT,
sales_date DATE,
units_sold FLOAT,
price FLOAT
);
INSERT INTO sales (sales_id, product_id, sales_date, units_sold, price) VALUES (
1, 1, '2023-01-01', 10, 100
);
INSERT INTO sales (sales_id, product_id, sales_date, units_sold, price) VALUES (
2, 2, '2023-02-01', 15, 120
);
INSERT INTO sales (sales_id, product_id, sales_date, units_sold, price) VALUES (
3, 3, '2023-03-01', 12, 110
);
INSERT INTO sales (sales_id, product_id, sales_date, units_sold, price) VALUES (
4, 1, '2023-04-01', 8, 100
);
INSERT INTO sales (sales_id, product_id, sales_date, units_sold, price) VALUES (
5, 2, '2023-05-01', 10, 120
);
INSERT INTO sales (sales_id, product_id, sales_date, units_sold, price) VALUES (
6, 3, '2023-06-01', 9, 110
);
SELECT * FROM emp WHERE sal > 2000;
UPDATE emp SET sal = sal * 1.10 WHERE job = 'Salesman';
DELETE FROM emp WHERE empno = 15;
BEGIN
DECLARE @i INT = 1;
WHILE @i <= 10 BEGIN
INSERT INTO sales (sales_id, product_id, sales_date, units_sold, price) VALUES (i, i, '2023-07-01', i, i * 10);
END;
END;
EXCEPTION
WHEN OTHERS THEN
NULL;
END;
IF OBJECT_ID('total_sales', 'FN') IS NOT NULL
DROP FUNCTION total_sales;
GO
CREATE FUNCTION total_sales (@product_id FLOAT) RETURNS FLOAT
AS
BEGIN
DECLARE @total_sales FLOAT;
SELECT @total_sales = SUM(units_sold * price)
FROM sales
WHERE @product_id = @product_id;
RETURN @total_sales;
END;
IF OBJECT_ID('give_raise', 'P') IS NOT NULL
DROP PROCEDURE give_raise;
GO
CREATE PROCEDURE give_raise (@empno FLOAT, @raise_percent FLOAT)
AS
BEGIN
SET NOCOUNT ON;
UPDATE emp
SET sal = sal * (1 + @raise_percent / 100)
WHERE @empno = @empno;
END;
|
CREATE TABLE emp (
empno NUMBER,
ename VARCHAR2(20),
job VARCHAR2(20),
mgr NUMBER,
hiredate DATE,
sal NUMBER,
comm NUMBER
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
1, 'Alice', 'Clerk', 2, '1985-04-15', 1000, 200
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
2, 'Bob', 'Manager', NULL, '1987-01-01', 4000, 400
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
3, 'Carol', 'Clerk', 4, '1988-06-01', 1200, 100
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
4, 'David', 'Salesman', 6, '1989-02-01', 2000, 300
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
5, 'Ellen', 'Manager', NULL, '1990-01-01', 5000, 500
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
6, 'Frank', 'Salesman', 4, '1991-03-01', 1800, 200
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
7, 'Gary', 'Clerk', 2, '1992-02-01', 1400, 100
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
8, 'Helen', 'Manager', NULL, '1993-06-01', 6000, 600
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
9, 'Irene', 'Clerk', 4, '1994-09-01', 1600, 100
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
10, 'John', 'Salesman', 6, '1995-04-01', 2200, 300
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
11, 'Karen', 'Manager', NULL, '1996-02-01', 7000, 700
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
12, 'Larry', 'Salesman', 4, '1997-07-01', 1900, 200
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
13, 'Mary', 'Clerk', 2, '1998-03-01', 1500, 100
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
14, 'Nancy', 'Manager', NULL, '1999-01-01', 8000, 800
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
15, 'Oliver', 'Salesman', 6, '2000-05-01', 2100, 300
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
16, 'Patricia', 'Clerk', 4, '2001-06-01', 1700, 100
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
17, 'Robert', 'Salesman', 6, '2002-09-01', 2300, 300
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
18, 'Susan', 'Manager', NULL, '2003-05-01', 9000, 900
);
INSERT INTO emp (empno, ename, job, mgr, hiredate, sal, comm) VALUES (
19, 'Thomas', 'Clerk', 2, '2004-02-01', 1800, 100
);
CREATE TABLE dept (
deptno NUMBER,
dname VARCHAR2(20),
loc VARCHAR2(20)
);
INSERT INTO dept (deptno, dname, loc) VALUES (
1, 'Sales', 'New York'
);
INSERT INTO dept (deptno, dname, loc) VALUES (
2, 'Marketing', 'Chicago'
);
INSERT INTO dept (deptno, dname, loc) VALUES (
3, 'Engineering', 'Dallas'
);
INSERT INTO dept (deptno, dname, loc) VALUES (
4, 'Customer Service', 'San Francisco'
);
INSERT INTO dept (deptno, dname, loc) VALUES (
5, 'Finance', 'Los Angeles'
);
INSERT INTO dept (deptno, dname, loc) VALUES (
6, 'Human Resources', 'Phoenix'
);
CREATE TABLE sales (
sales_id NUMBER,
product_id NUMBER,
sales_date DATE,
units_sold NUMBER,
price NUMBER
);
INSERT INTO sales (sales_id, product_id, sales_date, units_sold, price) VALUES (
1, 1, '2023-01-01', 10, 100
);
INSERT INTO sales (sales_id, product_id, sales_date, units_sold, price) VALUES (
2, 2, '2023-02-01', 15, 120
);
INSERT INTO sales (sales_id, product_id, sales_date, units_sold, price) VALUES (
3, 3, '2023-03-01', 12, 110
);
INSERT INTO sales (sales_id, product_id, sales_date, units_sold, price) VALUES (
4, 1, '2023-04-01', 8, 100
);
INSERT INTO sales (sales_id, product_id, sales_date, units_sold, price) VALUES (
5, 2, '2023-05-01', 10, 120
);
INSERT INTO sales (sales_id, product_id, sales_date, units_sold, price) VALUES (
6, 3, '2023-06-01', 9, 110
);
SELECT * FROM emp WHERE sal > 2000;
UPDATE emp SET sal = sal * 1.10 WHERE job = 'Salesman';
DELETE FROM emp WHERE empno = 15;
BEGIN
FOR i IN 1..10 LOOP
INSERT INTO sales (sales_id, product_id, sales_date, units_sold, price) VALUES (i, i, '2023-07-01', i, i * 10);
END LOOP;
END;
EXCEPTION
WHEN OTHERS THEN
NULL;
END;
CREATE OR REPLACE FUNCTION total_sales (product_id NUMBER) RETURN NUMBER
IS
total_sales NUMBER;
BEGIN
SELECT SUM(units_sold * price) INTO total_sales
FROM sales
WHERE product_id = product_id;
RETURN total_sales;
END;
CREATE OR REPLACE PROCEDURE give_raise (empno NUMBER, raise_percent NUMBER)
IS
BEGIN
UPDATE emp
SET sal = sal * (1 + raise_percent / 100)
WHERE empno = empno;
END;
|
BEGIN
*** rocedure
CREATE PROCEDURE GetCustomerOrders
(
@customer_id IN AS NUMBER
)
AS
*** iables
order_id NUMBER;
order_date DATE;
total_amount NUMBER;
BEGIN
-- Op... SQLINES DEMO ***
DECLARE order_rec CURSOR FOR
SELECT order_id, order_date, total_amount
FROM orders
WHERE customer_id = customer_id;
OPEN order_rec;
FETCH order_rec INTO;
WHILE @@FETCH_STATUS=0
BEGIN
-- Fe... SQLINES DEMO ***
set @order_id = @order_rec_order_id;
set @order_date = @order_rec_order_date;
set @total_amount = @order_rec_total_amount;
-- Di... SQLINES DEMO ***
DBMS_OUTPUT.PUT_LINE('Order ID: ' + isnull(order_id, ''));
DBMS_OUTPUT.PUT_LINE('Order Date: ' + isnull(order_date, ''));
DBMS_OUTPUT.PUT_LINE('Total Amount: ' + isnull(total_amount, ''));
FETCH order_rec INTO;
END;
CLOSE order_rec;
DEALLOCATE order_rec;
-- Cl... SQLINES DEMO ***
END;
*** rocedure
dbo.GetCustomerOrders(100);
END;
/ | BEGIN
-- Create a stored procedure
CREATE PROCEDURE GetCustomerOrders
(
customer_id IN NUMBER
)
AS
-- Declare local variables
order_id NUMBER;
order_date DATE;
total_amount NUMBER;
BEGIN
-- Open a cursor
FOR order_rec IN (
SELECT order_id, order_date, total_amount
FROM orders
WHERE customer_id = customer_id
) LOOP
-- Fetch the data
order_id := order_rec.order_id;
order_date := order_rec.order_date;
total_amount := order_rec.total_amount;
-- Display the data
DBMS_OUTPUT.PUT_LINE('Order ID: ' || order_id);
DBMS_OUTPUT.PUT_LINE('Order Date: ' || order_date);
DBMS_OUTPUT.PUT_LINE('Total Amount: ' || total_amount);
END LOOP;
-- Close the cursor
END;
-- Call the stored procedure
GetCustomerOrders(100);
END;
/ |
CREATE TABLE customers (
id FLOAT PRIMARY KEY,
name VARCHAR(255) NOT NULL,
balance FLOAT DEFAULT 0
);
INSERT INTO customers (id, name, balance) VALUES (1, 'John Smith', 1000);
INSERT INTO customers (id, name, balance) VALUES (2, 'Mary Johnson', 500);
INSERT INTO customers (id, name, balance) VALUES (3, 'Bob Brown', 200);
CREATE PROCEDURE transfer_funds (
@from_id FLOAT,
@to_id FLOAT,
@amount FLOAT
)
AS
BEGIN
SET NOCOUNT ON;
UPDATE customers SET balance = balance - @amount WHERE id = @from_id;
UPDATE customers SET balance = balance + @amount WHERE id = @to_id;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
DECLARE
@from_id FLOAT := 1;
to_id SET @NUMBER = 2;
amount SET @NUMBER = 100;
BEGIN
dbo.transfer_funds(@from_id, to_id, amount);
END;
SELECT * FROM customers;
|
CREATE TABLE customers (
id NUMBER PRIMARY KEY,
name VARCHAR2(255) NOT NULL,
balance NUMBER DEFAULT 0
);
INSERT INTO customers (id, name, balance) VALUES (1, 'John Smith', 1000);
INSERT INTO customers (id, name, balance) VALUES (2, 'Mary Johnson', 500);
INSERT INTO customers (id, name, balance) VALUES (3, 'Bob Brown', 200);
CREATE PROCEDURE transfer_funds (
from_id NUMBER,
to_id NUMBER,
amount NUMBER
)
IS
BEGIN
UPDATE customers SET balance = balance - amount WHERE id = from_id;
UPDATE customers SET balance = balance + amount WHERE id = to_id;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
DECLARE
from_id NUMBER := 1;
to_id NUMBER := 2;
amount NUMBER := 100;
BEGIN
transfer_funds(from_id, to_id, amount);
END;
SELECT * FROM customers;
|
CREATE PROCEDURE proc_demo(@id IN AS NUMBER) IS
v_name dbo.VARCHAR2(100);
BEGIN
SELECT @v_name = name FROM table WHERE id = id;
IF v_name IS NULL BEGIN
RAISERROR('-20000 Record not found', 16, 1);
END
UPDATE table SET name = 'Updated Name' WHERE id = id;
COMMIT;
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE(SQLERRM);
END proc_demo;
|
PROCEDURE proc_demo(id IN NUMBER) IS
v_name VARCHAR2(100);
BEGIN
SELECT name INTO v_name FROM table WHERE id = id;
IF v_name IS NULL THEN
RAISE_APPLICATION_ERROR(-20000, 'Record not found');
END IF;
UPDATE table SET name = 'Updated Name' WHERE id = id;
COMMIT;
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE(SQLERRM);
END proc_demo;
|
CREATE PROCEDURE InsertEmployee(@name IN AS VARCHAR2, age IN NUMBER, salary IN NUMBER)
AS
l_employee_id NUMBER;
BEGIN
SELECT @l_employee_id = seq_employee.NEXTVAL;
INSERT INTO employees VALUES (l_employee_id, name, age, salary);
COMMIT;
END;
CREATE FUNCTION GetEmployeeName(@id IN NUMBERDECLARE ) RETURN
BEGIN VARCHAR2
RETURN NULL;
END;
AS
BEGIN
RETURN (
SELECT name
FROM employees
WHERE id = id
);
END;
DECLARE
@l_name VARCHAR(20);
BEGIN
SELECT @l_name = name FROM employees WHERE id = 1;
DBMS_OUTPUT.PUT_LINE(@l_name);
END;
|
CREATE PROCEDURE InsertEmployee(name IN VARCHAR2, age IN NUMBER, salary IN NUMBER)
AS
l_employee_id NUMBER;
BEGIN
SELECT seq_employee.NEXTVAL INTO l_employee_id FROM dual;
INSERT INTO employees VALUES (l_employee_id, name, age, salary);
COMMIT;
END;
CREATE FUNCTION GetEmployeeName(id IN NUMBER) RETURN VARCHAR2
AS
BEGIN
RETURN (
SELECT name
FROM employees
WHERE id = id
);
END;
DECLARE
l_name VARCHAR2(20);
BEGIN
SELECT name INTO l_name FROM employees WHERE id = 1;
DBMS_OUTPUT.PUT_LINE(l_name);
END;
|
DECLARE
@v_emp_id FLOAT;
BEGIN
SELECT @v_emp_id = employee_id
FROM employees
WHERE last_name = 'Smith';
IF @v_emp_id IS NOT NULL BEGIN
UPDATE employees
SET salary = salary * 1.10
WHERE employee_id = @v_emp_id;
END
ELSE BEGIN
RAISERROR('-20001 Employee not found', 16, 1);
END
END;
|
DECLARE
v_emp_id NUMBER;
BEGIN
SELECT employee_id
INTO v_emp_id
FROM employees
WHERE last_name = 'Smith';
IF v_emp_id IS NOT NULL THEN
UPDATE employees
SET salary = salary * 1.10
WHERE employee_id = v_emp_id;
ELSE
RAISE_APPLICATION_ERROR(-20001, 'Employee not found');
END IF;
END;
|
DECLARE
@v_empno FLOAT := 1000;
v_ename dbo.VARCHAR2(20);
BEGIN
SELECT @v_ename = ename FROM emp WHERE empno = @v_empno;
IF v_ename IS NULL BEGIN
RAISERROR('-20101 Employee not found', 16, 1);
END
DBMS_OUTPUT.PUT_LINE('Employee Name: ' + isnull(v_ename, ''));
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('Employee not found');
END
END;
|
DECLARE
v_empno NUMBER := 1000;
v_ename VARCHAR2(20);
BEGIN
SELECT ename INTO v_ename FROM emp WHERE empno = v_empno;
IF v_ename IS NULL THEN
RAISE_APPLICATION_ERROR(-20101, 'Employee not found');
END IF;
DBMS_OUTPUT.PUT_LINE('Employee Name: ' || v_ename);
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('Employee not found');
END;
|
IF OBJECT_ID('get_emp_salary', 'FN') IS NOT NULL
DROP FUNCTION get_emp_salary;
GO
CREATE FUNCTION get_emp_salary(@emp_id FLOAT) RETURNS FLOAT AS
BEGIN
DECLARE @salary FLOAT;
SELECT @salary = @salary
FROM emp
WHERE @emp_id = @emp_id;
RETURN @salary;
IF @@FETCH_STATUS <> 0 BEGIN
RETURN NULL;
END
END;
BEGIN
DECLARE
@emp_id FLOAT := 10;
salary NUMBER;
BEGIN
SET @salary = dbo.get_emp_salary(@emp_id);
IF salary IS NULL BEGIN
RAISE NO_DATA_FOUND;
END
DBMS_OUTPUT.PUT_LINE('Employee Salary: ' + isnull(salary, ''));
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('Employee not found');
END
END;
END;
|
CREATE OR REPLACE FUNCTION get_emp_salary(emp_id NUMBER) RETURN NUMBER IS
salary NUMBER;
BEGIN
SELECT salary
INTO salary
FROM emp
WHERE emp_id = emp_id;
RETURN salary;
EXCEPTION
WHEN NO_DATA_FOUND THEN
RETURN NULL;
END;
BEGIN
DECLARE
emp_id NUMBER := 10;
salary NUMBER;
BEGIN
salary := get_emp_salary(emp_id);
IF salary IS NULL THEN
RAISE NO_DATA_FOUND;
END IF;
DBMS_OUTPUT.PUT_LINE('Employee Salary: ' || salary);
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('Employee not found');
END;
END;
|
IF OBJECT_ID('get_avg_salary', 'FN') IS NOT NULL
DROP FUNCTION get_avg_salary;
GO
CREATE FUNCTION get_avg_salary(@dept_id FLOAT)
RETURNS FLOAT
AS
BEGIN
DECLARE @salary_sum FLOAT;
DECLARE @emp_count FLOAT;
SELECT @salary_sum = SUM(salary), @emp_count = COUNT(*)
FROM employees
WHERE department_id = @dept_id;
IF @emp_count = 0 BEGIN
RETURN NULL; *** pty department
END
ELSE BEGIN
RETURN @salary_sum / @emp_count;
END
RETURN NULL;
END;
IF OBJECT_ID('insert_employee', 'P') IS NOT NULL
DROP PROCEDURE insert_employee;
GO
CREATE PROCEDURE insert_employee(
@first_name VARCHAR(4000),
@last_name VARCHAR(4000),
@department_id FLOAT,
@salary FLOAT
)
AS
BEGIN
SET NOCOUNT ON;
INSERT INTO employees(first_name, last_name, department_id, salary)
VALUES (@first_name, @last_name, @department_id, @salary);
IF @@ROWCOUNT = 0 BEGIN
RAISERROR('-20001 Failed to insert employee', 16, 1);
END
END;
|
CREATE OR REPLACE FUNCTION get_avg_salary(dept_id NUMBER)
RETURN NUMBER
IS
salary_sum NUMBER;
emp_count NUMBER;
BEGIN
SELECT SUM(salary), COUNT(*)
INTO salary_sum, emp_count
FROM employees
WHERE department_id = dept_id;
IF emp_count = 0 THEN
RETURN NULL; -- Handle case of empty department
ELSE
RETURN salary_sum / emp_count;
END IF;
END;
CREATE OR REPLACE PROCEDURE insert_employee(
first_name VARCHAR2,
last_name VARCHAR2,
department_id NUMBER,
salary NUMBER
)
IS
BEGIN
INSERT INTO employees(first_name, last_name, department_id, salary)
VALUES (first_name, last_name, department_id, salary);
IF SQL%ROWCOUNT = 0 THEN
RAISE_APPLICATION_ERROR(-20001, 'Failed to insert employee');
END IF;
END;
|
DECLARE
@l_empno FLOAT;
l_ename dbo.VARCHAR2(20);
l_job dbo.VARCHAR2(30);
l_mgr NUMBER DEFAULT NULL;
l_hiredate DATE;
l_sal NUMBER;
l_comm NUMBER DEFAULT NULL;
l_deptno NUMBER;
BEGIN
SELECT @l_empno = empno,
@l_ename = ename,
@l_job = job,
@l_mgr = mgr,
@l_hiredate = hiredate,
@l_sal = sal,
@l_comm = comm,
@l_deptno = deptno
FROM emp
WHERE empno = 7934;
DBMS_OUTPUT.PUT_LINE('Employee Name: ' + isnull(l_ename, ''));
DBMS_OUTPUT.PUT_LINE('Employee Job: ' + isnull(l_job, ''));
IF l_mgr IS NOT NULL BEGIN
DBMS_OUTPUT.PUT_LINE('Manager Name: ' +
ISNULL((SELECT ename
FROM emp
WHERE empno = l_mgr), ''));
END
DBMS_OUTPUT.PUT_LINE('Hire Date: ' + isnull(l_hiredate, ''));
DBMS_OUTPUT.PUT_LINE('Salary: ' + isnull(l_sal, ''));
DBMS_OUTPUT.PUT_LINE('Commission: ' + isnull(l_comm, ''));
DBMS_OUTPUT.PUT_LINE('Department No: ' + isnull(l_deptno, ''));
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error: ' + ISNULL(SQLERRM, ''));
END;
|
DECLARE
l_empno NUMBER;
l_ename VARCHAR2(20);
l_job VARCHAR2(30);
l_mgr NUMBER DEFAULT NULL;
l_hiredate DATE;
l_sal NUMBER;
l_comm NUMBER DEFAULT NULL;
l_deptno NUMBER;
BEGIN
SELECT empno,
ename,
job,
mgr,
hiredate,
sal,
comm,
deptno
INTO l_empno,
l_ename,
l_job,
l_mgr,
l_hiredate,
l_sal,
l_comm,
l_deptno
FROM emp
WHERE empno = 7934;
DBMS_OUTPUT.PUT_LINE('Employee Name: ' || l_ename);
DBMS_OUTPUT.PUT_LINE('Employee Job: ' || l_job);
IF l_mgr IS NOT NULL THEN
DBMS_OUTPUT.PUT_LINE('Manager Name: ' ||
(SELECT ename
FROM emp
WHERE empno = l_mgr));
END IF;
DBMS_OUTPUT.PUT_LINE('Hire Date: ' || l_hiredate);
DBMS_OUTPUT.PUT_LINE('Salary: ' || l_sal);
DBMS_OUTPUT.PUT_LINE('Commission: ' || l_comm);
DBMS_OUTPUT.PUT_LINE('Department No: ' || l_deptno);
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error: ' || SQLERRM);
END;
|
CREATE PROCEDURE Increment_Sales(@cust_id IN AS NUMBER)
AS
total_sales OUT NUMBER;
BEGIN
SELECT @total_sales = SUM(amount) FROM sales WHERE customer_id=cust_id;
UPDATE customers SET total_sales=total_sales+100 WHERE customer_id=cust_id;
IF @@FETCH_STATUS <> 0 BEGIN
raiserror('-20001 No sales found for customer '+isnull(cust_id, ''), 16, 1);
END
END;
|
CREATE PROCEDURE Increment_Sales(cust_id IN NUMBER)
AS
total_sales OUT NUMBER;
BEGIN
SELECT SUM(amount) INTO total_sales FROM sales WHERE customer_id=cust_id;
UPDATE customers SET total_sales=total_sales+100 WHERE customer_id=cust_id;
EXCEPTION
WHEN NO_DATA_FOUND THEN
raise_application_error(-20001, 'No sales found for customer '||cust_id);
END;
|
BEGIN
IF NOT EXISTS (SELECT * FROM users WHERE username = 'new_user') BEGIN
INSERT INTO users (username, password) VALUES ('new_user', 'password');
END
DECLARE
DECLARE rec CURSOR FOR SELECT * FROM users; OPEN rec;
FETCH rec INTO;
WHILE @@FETCH_STATUS=0
BEGIN
DBMS_OUTPUT.PUT_LINE(isnull(@rec_username, '') + ' : ' + isnull(@rec_password, ''));
FETCH rec INTO;
END;
CLOSE rec;
DEALLOCATE rec;
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred.');
END; | BEGIN
IF NOT EXISTS (SELECT * FROM users WHERE username = 'new_user') THEN
INSERT INTO users (username, password) VALUES ('new_user', 'password');
END IF;
DECLARE rec USER%ROWTYPE;
FOR rec IN (SELECT * FROM users) LOOP
DBMS_OUTPUT.PUT_LINE(rec.username || ' : ' || rec.password);
END LOOP;
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred.');
END; |
BEGIN
DECLARE row CURSOR FOR
SELECT department_id, department_name
FROM departments
WHERE location_id = :location_id;
OPEN row;
FETCH row INTO;
WHILE @@FETCH_STATUS=0
BEGIN
DBMS_OUTPUT.PUT_LINE('Department ID: ' + isnull(@row_department_id, ''));
DBMS_OUTPUT.PUT_LINE('Department Name: ' + isnull(@row_department_name, ''));
FETCH row INTO;
END;
CLOSE row;
DEALLOCATE row;
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('No departments found for location ' + isnull(:location_id, ''));
END
END; | BEGIN
FOR row IN (
SELECT department_id, department_name
FROM departments
WHERE location_id = :location_id
) LOOP
DBMS_OUTPUT.PUT_LINE('Department ID: ' || row.department_id);
DBMS_OUTPUT.PUT_LINE('Department Name: ' || row.department_name);
END LOOP;
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('No departments found for location ' || :location_id);
END; |
BEGIN
-- De... SQLINES DEMO ***
DECLARE
@v_emp_id FLOAT := 100;
v_emp_name dbo.VARCHAR2(50);
v_emp_salary NUMBER;
v_error NUMBER;
BEGIN
*** nformation
SELECT @v_emp_name = emp_name, @v_emp_salary = emp_salary
FROM employees
WHERE emp_id = @v_emp_id;
*** the employee does not exist
IF v_emp_name IS NULL BEGIN
RAISERROR('-20001 Employee not found', 16, 1);
END
*** alary
UPDATE employees
SET emp_salary = v_emp_salary + 100
WHERE emp_id = @v_emp_id;
-- Co... SQLINES DEMO ***
COMMIT;
*** ee information
RETURN isnull(v_emp_name, '') + ' - ' + isnull(v_emp_salary, '');
EXCEPTION
WHEN OTHERS THEN
SET @v_error = @@ERROR;
RETURN 'Error: ' + isnull(v_error, '') + ' - ' + ISNULL(SQLERRM, '');
END;
END; | BEGIN
-- Declare variables
DECLARE
v_emp_id NUMBER := 100;
v_emp_name VARCHAR2(50);
v_emp_salary NUMBER;
v_error NUMBER;
BEGIN
-- Select employee information
SELECT emp_name, emp_salary
INTO v_emp_name, v_emp_salary
FROM employees
WHERE emp_id = v_emp_id;
-- Raise an error if the employee does not exist
IF v_emp_name IS NULL THEN
RAISE_APPLICATION_ERROR(-20001, 'Employee not found');
END IF;
-- Update employee salary
UPDATE employees
SET emp_salary = v_emp_salary + 100
WHERE emp_id = v_emp_id;
-- Commit the changes
COMMIT;
-- Return the employee information
RETURN v_emp_name || ' - ' || v_emp_salary;
EXCEPTION
WHEN OTHERS THEN
v_error := SQLCODE;
RETURN 'Error: ' || v_error || ' - ' || SQLERRM;
END;
END; |
BEGIN
DECLARE
@v_empno FLOAT;
v_ename dbo.VARCHAR2(10);
BEGIN
SELECT @v_empno = empno, @v_ename = ename
FROM emp
WHERE empno = 7788;
DBMS_OUTPUT.PUT_LINE('Employee Name: ' + isnull(v_ename, ''));
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('Employee not found!');
END
END;
END; | BEGIN
DECLARE
v_empno NUMBER;
v_ename VARCHAR2(10);
BEGIN
SELECT empno, ename
INTO v_empno, v_ename
FROM emp
WHERE empno = 7788;
DBMS_OUTPUT.PUT_LINE('Employee Name: ' || v_ename);
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('Employee not found!');
END;
END; |
IF OBJECT_ID('update_employee', 'P') IS NOT NULL
DROP PROCEDURE update_employee;
GO
CREATE PROCEDURE update_employee(@emp_no FLOAT, @new_salary FLOAT)
AS
*** store the old salary
old_salary NUMBER;
BEGIN
*** lary of the employee
SELECT @old_salary = salary FROM employees WHERE employee_id = emp_no;
*** salary is less than the old salary
IF new_salary < old_salary BEGIN
*** n if the new salary is less than the old salary
RAISERROR('-20001 New salary must be greater than or equal to old salary', 16, 1);
END
*** ee's salary
UPDATE employees SET salary = new_salary WHERE employee_id = emp_no;
-- Co... SQLINES DEMO ***
COMMIT;
END;
|
CREATE OR REPLACE PROCEDURE update_employee(emp_no NUMBER, new_salary NUMBER)
IS
-- Local variable to store the old salary
old_salary NUMBER;
BEGIN
-- Select the old salary of the employee
SELECT salary INTO old_salary FROM employees WHERE employee_id = emp_no;
-- Check if the new salary is less than the old salary
IF new_salary < old_salary THEN
-- Raise an exception if the new salary is less than the old salary
RAISE_APPLICATION_ERROR(-20001, 'New salary must be greater than or equal to old salary');
END IF;
-- Update the employee's salary
UPDATE employees SET salary = new_salary WHERE employee_id = emp_no;
-- Commit the changes
COMMIT;
END;
|
CREATE PROCEDURE RetrieveCustomerOrders
(
@p_customer_id IN AS NUMBER
)
IS
v_order_id NUMBER;
v_order_date DATE;
v_total_cost NUMBER;
BEGIN
SELECT
@v_order_id = order_id,
@v_order_date = order_date,
@v_total_cost = total_cost
FROM
orders
WHERE
customer_id = p_customer_id;
IF v_order_id IS NULL BEGIN
RAISERROR('-20001 No orders found for customer ID ' + isnull(p_customer_id, ''), 16, 1);
END
DBMS_OUTPUT.PUT_LINE('Customer ID: ' + isnull(p_customer_id, ''));
DBMS_OUTPUT.PUT_LINE('Order ID: ' + isnull(v_order_id, ''));
DBMS_OUTPUT.PUT_LINE('Order Date: ' + isnull(v_order_date, ''));
DBMS_OUTPUT.PUT_LINE('Total Cost: ' + isnull(v_total_cost, ''));
END RetrieveCustomerOrders;
/
|
CREATE PROCEDURE RetrieveCustomerOrders
(
p_customer_id IN NUMBER
)
IS
v_order_id NUMBER;
v_order_date DATE;
v_total_cost NUMBER;
BEGIN
SELECT
order_id,
order_date,
total_cost
INTO
v_order_id,
v_order_date,
v_total_cost
FROM
orders
WHERE
customer_id = p_customer_id;
IF v_order_id IS NULL THEN
RAISE_APPLICATION_ERROR(-20001, 'No orders found for customer ID ' || p_customer_id);
END IF;
DBMS_OUTPUT.PUT_LINE('Customer ID: ' || p_customer_id);
DBMS_OUTPUT.PUT_LINE('Order ID: ' || v_order_id);
DBMS_OUTPUT.PUT_LINE('Order Date: ' || v_order_date);
DBMS_OUTPUT.PUT_LINE('Total Cost: ' || v_total_cost);
END RetrieveCustomerOrders;
/
|
IF OBJECT_ID('update_employee_salary', 'P') IS NOT NULL
DROP PROCEDURE update_employee_salary;
GO
CREATE PROCEDURE update_employee_salary(
@emp_id IN AS NUMBER,
new_salary IN NUMBER
)
AS
BEGIN
UPDATE employees
SET salary = new_salary
WHERE employee_id = emp_id;
END;
/
|
CREATE OR REPLACE PROCEDURE update_employee_salary(
emp_id IN NUMBER,
new_salary IN NUMBER
)
AS
BEGIN
UPDATE employees
SET salary = new_salary
WHERE employee_id = emp_id;
END;
/
|
DECLARE
@v_empno FLOAT;
BEGIN
SELECT TOP 1 @v_empno = empno
FROM emp
;
IF @v_empno IS NULL BEGIN
raiserror('-20101 No employees found', 16, 1);
END
DELETE FROM emp
WHERE empno = @v_empno;
COMMIT;
END; | DECLARE
v_empno NUMBER;
BEGIN
SELECT empno
INTO v_empno
FROM emp
WHERE rownum = 1;
IF v_empno IS NULL THEN
raise_application_error(-20101, 'No employees found');
END IF;
DELETE FROM emp
WHERE empno = v_empno;
COMMIT;
END; |
BEGIN
-- De... SQLINES DEMO ***
v_emp_id NUMBER;
v_emp_name dbo.VARCHAR2(100);
v_salary NUMBER;
v_bonus NUMBER;
*** ils
SELECT @v_emp_id = emp_id, @v_emp_name = emp_name, @v_salary = salary, @v_bonus = bonus FROM employees WHERE emp_id = 1;
-- Ca... SQLINES DEMO ***
IF v_salary > 5000 BEGIN
set @v_bonus = v_bonus * 1.10;
END
ELSE BEGIN
set @v_bonus = v_bonus * 1.05;
END
*** onus
UPDATE employees SET bonus = v_bonus WHERE emp_id = v_emp_id;
-- Co... SQLINES DEMO ***
COMMIT;
*** essage
DBMS_OUTPUT.PUT_LINE('Bonus updated successfully.');
EXCEPTION
-- Ha... SQLINES DEMO ***
WHEN OTHERS THEN
*** sage
DBMS_OUTPUT.PUT_LINE('Error: ' + ISNULL(SQLERRM, ''));
END;
|
BEGIN
-- Declare variables
v_emp_id NUMBER;
v_emp_name VARCHAR2(100);
v_salary NUMBER;
v_bonus NUMBER;
-- Get employee details
SELECT emp_id, emp_name, salary, bonus INTO v_emp_id, v_emp_name, v_salary, v_bonus FROM employees WHERE emp_id = 1;
-- Calculate bonus
IF v_salary > 5000 THEN
v_bonus := v_bonus * 1.10;
ELSE
v_bonus := v_bonus * 1.05;
END IF;
-- Update employee bonus
UPDATE employees SET bonus = v_bonus WHERE emp_id = v_emp_id;
-- Commit changes
COMMIT;
-- Display success message
DBMS_OUTPUT.PUT_LINE('Bonus updated successfully.');
EXCEPTION
-- Handle errors
WHEN OTHERS THEN
-- Display error message
DBMS_OUTPUT.PUT_LINE('Error: ' || SQLERRM);
END;
|
IF OBJECT_ID('my_proc', 'P') IS NOT NULL
DROP PROCEDURE my_proc;
GO
CREATE PROCEDURE my_proc (@x IN AS NUMBER) AS
BEGIN
IF x < 0 BEGIN
RAISERROR('-20000 Negative value not allowed', 16, 1);
END
-- so... SQLINES DEMO ***
END;
IF OBJECT_ID('my_func', 'FN') IS NOT NULL
DROP FUNCTION my_func;
GO
CREATE FUNCTION my_func (@y IN VARCHAR2DECLARE ) RETURN
BEGIN NUMBER
RETURN NULL;
END; AS
BEGIN
RETURN LEN(y);
END;
DECLARE
@v_id FLOAT;
BEGIN
DECLARE r CURSOR FOR SELECT * FROM my_table WHERE name LIKE '%abc%'; OPEN r;
FETCH r INTO;
WHILE @@FETCH_STATUS=0
BEGIN
SET @v_id = @r_id;
*** v_id
FETCH r INTO;
END;
CLOSE r;
DEALLOCATE r;
END;
BEGIN
/* SQLINES DEMO *** ample */
BEGIN
*** may raise an error
EXCEPTION
WHEN OTHERS THEN
-- ha... SQLINES DEMO ***
END;
END;
|
CREATE OR REPLACE PROCEDURE my_proc (x IN NUMBER) AS
BEGIN
IF x < 0 THEN
RAISE_APPLICATION_ERROR(-20000, 'Negative value not allowed');
END IF;
-- some more code here
END;
CREATE OR REPLACE FUNCTION my_func (y IN VARCHAR2) RETURN NUMBER AS
BEGIN
RETURN LENGTH(y);
END;
DECLARE
v_id NUMBER;
BEGIN
FOR r IN (SELECT * FROM my_table WHERE name LIKE '%abc%') LOOP
v_id := r.id;
-- do something with v_id
END LOOP;
END;
BEGIN
/* error handling example */
BEGIN
-- do something that may raise an error
EXCEPTION
WHEN OTHERS THEN
-- handle the error
END;
END;
|
CREATE PROCEDURE UpdateCustomerAddress(
@p_customer_id IN AS NUMBER,
p_new_address IN VARCHAR2
) AS
BEGIN
UPDATE customers
SET address = p_new_address
WHERE customer_id = p_customer_id;
COMMIT;
END;
|
CREATE PROCEDURE UpdateCustomerAddress(
p_customer_id IN NUMBER,
p_new_address IN VARCHAR2
) AS
BEGIN
UPDATE customers
SET address = p_new_address
WHERE customer_id = p_customer_id;
COMMIT;
END;
|
CREATE PROCEDURE get_employee_data(
@emp_id IN AS NUMBER,
OUT emp_name VARCHAR2,
OUT salary NUMBER,
OUT hire_date DATE)
AS
BEGIN
SELECT @emp_name = name, @salary = salary, @hire_date = hire_date
FROM employees
WHERE employee_id = emp_id;
END;
DECLARE
@emp_id FLOAT := 100;
emp_name dbo.VARCHAR2(50);
salary NUMBER;
hire_date DATE;
BEGIN
dbo.get_employee_data(@emp_id, emp_name, salary, hire_date);
DBMS_OUTPUT.PUT_LINE('Name: ' + isnull(emp_name, ''));
DBMS_OUTPUT.PUT_LINE('Salary: ' + isnull(salary, ''));
DBMS_OUTPUT.PUT_LINE('Hire Date: ' + isnull(hire_date, ''));
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('No employee found with id ' + isnull(@emp_id, ''));
END
END;
|
CREATE PROCEDURE get_employee_data(
emp_id IN NUMBER,
OUT emp_name VARCHAR2,
OUT salary NUMBER,
OUT hire_date DATE)
AS
BEGIN
SELECT name, salary, hire_date
INTO emp_name, salary, hire_date
FROM employees
WHERE employee_id = emp_id;
END;
DECLARE
emp_id NUMBER := 100;
emp_name VARCHAR2(50);
salary NUMBER;
hire_date DATE;
BEGIN
get_employee_data(emp_id, emp_name, salary, hire_date);
DBMS_OUTPUT.PUT_LINE('Name: ' || emp_name);
DBMS_OUTPUT.PUT_LINE('Salary: ' || salary);
DBMS_OUTPUT.PUT_LINE('Hire Date: ' || hire_date);
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('No employee found with id ' || emp_id);
END;
|
CREATE PROCEDURE get_customer_orders(@cust_id IN AS NUMBER) AS
orders_ref CURSOR FOR
SELECT order_id, total_amount
FROM orders
WHERE customer_id = cust_id;
BEGIN
OPEN orders_ref;
WHILE 1=1 BEGIN
FETCH orders_ref INTO @ord_id, @ord_amount;
IF @@FETCH_STATUS <> 0 BREAK;
DBMS_OUTPUT.PUT_LINE('Order ID: ' + isnull(ord_id, '') + ', Total Amount: ' + isnull(ord_amount, ''));
END;
CLOSE orders_ref;
END;
/
|
CREATE PROCEDURE get_customer_orders(cust_id IN NUMBER) AS
orders_ref CURSOR FOR
SELECT order_id, total_amount
FROM orders
WHERE customer_id = cust_id;
BEGIN
OPEN orders_ref;
LOOP
FETCH orders_ref INTO ord_id, ord_amount;
EXIT WHEN orders_ref%NOTFOUND;
DBMS_OUTPUT.PUT_LINE('Order ID: ' || ord_id || ', Total Amount: ' || ord_amount);
END LOOP;
CLOSE orders_ref;
END;
/
|
*** rocedure with input parameters
IF OBJECT_ID('AddCustomer', 'P') IS NOT NULL
DROP PROCEDURE AddCustomer;
GO
CREATE PROCEDURE AddCustomer(
@p_name VARCHAR(4000),
@p_address VARCHAR(4000),
@p_city VARCHAR(4000),
@p_state VARCHAR(4000),
@p_zip FLOAT)
AS
BEGIN
SET NOCOUNT ON;
*** omer into the database
INSERT INTO customers(name, address, city, state, zip)
VALUES (@p_name, @p_address, @p_city, @p_state, @p_zip);
-- Co... SQLINES DEMO ***
COMMIT;
END;
*** d procedure with input values
DECLARE
@l_name VARCHAR(50) := 'John Doe';
l_address dbo.VARCHAR2(100) := '123 Main Street';
l_city dbo.VARCHAR2(50) := 'Anytown';
l_state dbo.VARCHAR2(2) := 'CA';
l_zip SET @NUMBER = 12345;
BEGIN
dbo.AddCustomer(@l_name, l_address, l_city, l_state, l_zip);
END;
*** with an output parameter
IF OBJECT_ID('GetCustomerNameByZip', 'FN') IS NOT NULL
DROP FUNCTION GetCustomerNameByZip;
GO
CREATE FUNCTION GetCustomerNameByZip(
@p_zip FLOAT)
RETURNS VARCHAR(4000)
AS
BEGIN
DECLARE @l_name VARCHAR(50);
*** er name from the database
SELECT @l_name = name
FROM customers
WHERE zip = @p_zip;
*** er name
RETURN @l_name;
END;
*** ion and print the result
DECLARE
@l_zip FLOAT := 12345;
l_name dbo.VARCHAR2(50);
BEGIN
SET @l_name = dbo.GetCustomerNameByZip(@l_zip);
DBMS_OUTPUT.PUT_LINE('Customer name: ' + isnull(l_name, ''));
END;
*** tement
DECLARE
@l_cursor SYS_REFCURSOR;
BEGIN
-- Op... SQLINES DEMO ***
SELECT * FROM customers;
*** he cursor and print it
WHILE 1=1 BEGIN
FETCH l_cursor INTO @l_name, @l_address, @l_city, @l_state, @l_zip;
IF @@FETCH_STATUS <> 0 BREAK;
DBMS_OUTPUT.PUT_LINE('Customer data: ' + isnull(l_name, '') + ', ' + isnull(l_address, '') + ', ' + isnull(l_city, '') + ', ' + isnull(l_state, '') + ', ' + isnull(@l_zip, ''));
END;
-- Cl... SQLINES DEMO ***
CLOSE l_cursor;
END;
*** ol flow constructs
DECLARE
@l_num FLOAT := 1;
BEGIN
-- If... SQLINES DEMO ***
IF @l_num > 0 BEGIN
DBMS_OUTPUT.PUT_LINE('Number is positive.');
END
ELSE BEGIN
DBMS_OUTPUT.PUT_LINE('Number is non-positive.');
END
-- Wh... SQLINES DEMO ***
WHILE @l_num <= 10 BEGIN
DBMS_OUTPUT.PUT_LINE('Number is: ' + isnull(@l_num, ''));
SET @l_num = @l_num + 1;
END;
-- Ca... SQLINES DEMO ***
IF @l_num = 1 BEGIN
DBMS_OUTPUT.PUT_LINE('Number is one.'); END
ELSE IF @l_num = 2 BEGIN
DBMS_OUTPUT.PUT_LINE('Number is two.'); END
ELSE
DBMS_OUTPUT.PUT_LINE('Number is greater than two.'); END
END;
*** handling
DECLARE
@l_name VARCHAR(50) := NULL;
BEGIN
-- Ra... SQLINES DEMO ***
RAISERROR('-20000 Customer name cannot be null.', 16, 1);
*** ion
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error occurred: ' + ISNULL(SQLERRM, ''));
END;
|
-- Create a stored procedure with input parameters
CREATE OR REPLACE PROCEDURE AddCustomer(
p_name VARCHAR2,
p_address VARCHAR2,
p_city VARCHAR2,
p_state VARCHAR2,
p_zip NUMBER)
IS
BEGIN
-- Insert a new customer into the database
INSERT INTO customers(name, address, city, state, zip)
VALUES (p_name, p_address, p_city, p_state, p_zip);
-- Commit the changes
COMMIT;
END;
-- Execute the stored procedure with input values
DECLARE
l_name VARCHAR2(50) := 'John Doe';
l_address VARCHAR2(100) := '123 Main Street';
l_city VARCHAR2(50) := 'Anytown';
l_state VARCHAR2(2) := 'CA';
l_zip NUMBER := 12345;
BEGIN
AddCustomer(l_name, l_address, l_city, l_state, l_zip);
END;
-- Create a function with an output parameter
CREATE OR REPLACE FUNCTION GetCustomerNameByZip(
p_zip NUMBER)
RETURN VARCHAR2
IS
l_name VARCHAR2(50);
BEGIN
-- Select the customer name from the database
SELECT name
INTO l_name
FROM customers
WHERE zip = p_zip;
-- Return the customer name
RETURN l_name;
END;
-- Execute the function and print the result
DECLARE
l_zip NUMBER := 12345;
l_name VARCHAR2(50);
BEGIN
l_name := GetCustomerNameByZip(l_zip);
DBMS_OUTPUT.PUT_LINE('Customer name: ' || l_name);
END;
-- Execute a SQL statement
DECLARE
l_cursor SYS_REFCURSOR;
BEGIN
-- Open a cursor
OPEN l_cursor FOR SELECT * FROM customers;
-- Fetch data from the cursor and print it
LOOP
FETCH l_cursor INTO l_name, l_address, l_city, l_state, l_zip;
EXIT WHEN l_cursor%NOTFOUND;
DBMS_OUTPUT.PUT_LINE('Customer data: ' || l_name || ', ' || l_address || ', ' || l_city || ', ' || l_state || ', ' || l_zip);
END LOOP;
-- Close the cursor
CLOSE l_cursor;
END;
-- Demonstrate control flow constructs
DECLARE
l_num NUMBER := 1;
BEGIN
-- If-else statement
IF l_num > 0 THEN
DBMS_OUTPUT.PUT_LINE('Number is positive.');
ELSE
DBMS_OUTPUT.PUT_LINE('Number is non-positive.');
END IF;
-- While loop
WHILE l_num <= 10 LOOP
DBMS_OUTPUT.PUT_LINE('Number is: ' || l_num);
l_num := l_num + 1;
END LOOP;
-- Case statement
CASE l_num
WHEN 1 THEN
DBMS_OUTPUT.PUT_LINE('Number is one.');
WHEN 2 THEN
DBMS_OUTPUT.PUT_LINE('Number is two.');
ELSE
DBMS_OUTPUT.PUT_LINE('Number is greater than two.');
END CASE;
END;
-- Demonstrate error handling
DECLARE
l_name VARCHAR2(50) := NULL;
BEGIN
-- Raise an exception
RAISE_APPLICATION_ERROR(-20000, 'Customer name cannot be null.');
-- Handle the exception
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error occurred: ' || SQLERRM);
END;
|
IF OBJECT_ID('get_employee_salary', 'FN') IS NOT NULL
DROP FUNCTION get_employee_salary;
GO
CREATE FUNCTION get_employee_salary(@employee_id IN NUMBERDECLARE ) RETURN
BEGIN NUMBER
RETURN NULL;
END; IS
salary ROW_NUMBER(10, 2);
BEGIN
SELECT @salary = salary FROM employees WHERE employee_id = employee_id;
RETURN salary;
IF @@FETCH_STATUS <> 0 BEGIN
RETURN NULL;
END
END;
BEGIN
DECLARE
@emp_salary DECIMAL(10, 2);
BEGIN
SET @emp_salary = dbo.get_employee_salary(100);
DBMS_OUTPUT.PUT_LINE('Employee Salary: ' + isnull(@emp_salary, ''));
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error occurred while getting employee salary.');
END;
END;
|
CREATE OR REPLACE FUNCTION get_employee_salary(employee_id IN NUMBER) RETURN NUMBER IS
salary NUMBER(10, 2);
BEGIN
SELECT salary INTO salary FROM employees WHERE employee_id = employee_id;
RETURN salary;
EXCEPTION
WHEN NO_DATA_FOUND THEN
RETURN NULL;
END;
BEGIN
DECLARE
emp_salary NUMBER(10, 2);
BEGIN
emp_salary := get_employee_salary(100);
DBMS_OUTPUT.PUT_LINE('Employee Salary: ' || emp_salary);
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error occurred while getting employee salary.');
END;
END;
|
DECLARE
@v_id FLOAT := 10;
v_name dbo.VARCHAR2(30) := 'John Doe';
BEGIN
INSERT INTO employees(id, name) VALUES (@v_id, v_name);
IF @@ROWCOUNT > 0 BEGIN
DBMS_OUTPUT.PUT_LINE('Employee inserted successfully.');
END
ELSE BEGIN
DBMS_OUTPUT.PUT_LINE('Error inserting employee.');
END
EXCEPTION
WHEN DUP_VAL_ON_INDEX THEN
DBMS_OUTPUT.PUT_LINE('Duplicate employee id.');
END;
|
DECLARE
v_id NUMBER := 10;
v_name VARCHAR2(30) := 'John Doe';
BEGIN
INSERT INTO employees(id, name) VALUES (v_id, v_name);
IF SQL%ROWCOUNT > 0 THEN
DBMS_OUTPUT.PUT_LINE('Employee inserted successfully.');
ELSE
DBMS_OUTPUT.PUT_LINE('Error inserting employee.');
END IF;
EXCEPTION
WHEN DUP_VAL_ON_INDEX THEN
DBMS_OUTPUT.PUT_LINE('Duplicate employee id.');
END;
|
DECLARE
@emp_id FLOAT;
salary NUMBER;
BEGIN
SELECT @emp_id = @emp_id, @salary = salary FROM employees WHERE last_name = 'KING';
IF salary < 10000 BEGIN
RAISERROR('-20001 Salary too low: ' + ISNULL(CONVERT(VARCHAR, salary), ''), 16, 1);
END
UPDATE employees SET salary = salary * 1.10 WHERE @emp_id = @emp_id;
END;
|
DECLARE
emp_id NUMBER;
salary NUMBER;
BEGIN
SELECT emp_id, salary INTO emp_id, salary FROM employees WHERE last_name = 'KING';
IF salary < 10000 THEN
RAISE_APPLICATION_ERROR(-20001, 'Salary too low: ' || TO_CHAR(salary));
END IF;
UPDATE employees SET salary = salary * 1.10 WHERE emp_id = emp_id;
END;
|
declare
@v_result float;
begin
*** a table
insert into employees (employee_id, first_name, last_name, email)
values (1001, 'John', 'Smith', 'john.smith@example.com');
*** table
update employees set email = 'john.doe@example.com'
where employee_id = 1001;
*** a table
delete from employees
where employee_id = 1002;
*** a table
select employee_id, first_name, last_name, email
from employees
where department_id = 20;
*** cedure
call get_employee_count(:v_result);
-- Ha... SQLINES DEMO ***
exception
when others then
dbms_output.put_line('An error occurred.');
end;
|
declare
v_result number;
begin
-- Insert data into a table
insert into employees (employee_id, first_name, last_name, email)
values (1001, 'John', 'Smith', 'john.smith@example.com');
-- Update data in a table
update employees set email = 'john.doe@example.com'
where employee_id = 1001;
-- Delete data from a table
delete from employees
where employee_id = 1002;
-- Select data from a table
select employee_id, first_name, last_name, email
from employees
where department_id = 20;
-- Call a stored procedure
call get_employee_count(:v_result);
-- Handle error
exception
when others then
dbms_output.put_line('An error occurred.');
end;
|
DECLARE
@v_empno FLOAT := 10;
v_salary NUMBER;
BEGIN
SELECT @v_salary = salary FROM emp WHERE empno = @v_empno;
IF v_salary IS NULL BEGIN
RAISERROR('-20001 Employee not found', 16, 1);
END
DBMS_OUTPUT.PUT_LINE('Employee salary: ' + isnull(v_salary, ''));
UPDATE emp SET salary = v_salary * 1.10 WHERE empno = @v_empno;
DBMS_OUTPUT.PUT_LINE('Salary updated successfully');
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('No data found for employee number: ' + isnull(@v_empno, ''));
END
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred: ' + ISNULL(SQLERRM, ''));
END;
|
DECLARE
v_empno NUMBER := 10;
v_salary NUMBER;
BEGIN
SELECT salary INTO v_salary FROM emp WHERE empno = v_empno;
IF v_salary IS NULL THEN
RAISE_APPLICATION_ERROR(-20001, 'Employee not found');
END IF;
DBMS_OUTPUT.PUT_LINE('Employee salary: ' || v_salary);
UPDATE emp SET salary = v_salary * 1.10 WHERE empno = v_empno;
DBMS_OUTPUT.PUT_LINE('Salary updated successfully');
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('No data found for employee number: ' || v_empno);
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred: ' || SQLERRM);
END;
|
SET @SERVEROUTPUT ON SIZE UNLIMITED;
DECLARE
@v_empno FLOAT;
BEGIN
SET @v_empno = 7566;
SELECT @v_ename = ename, @v_job = job
FROM emp
WHERE empno = @v_empno;
DBMS_OUTPUT.PUT_LINE(isnull(v_ename, '') + ' - ' + isnull(v_job, ''));
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('Employee not found');
END
END;
|
SET SERVEROUTPUT ON SIZE UNLIMITED;
DECLARE
v_empno NUMBER;
BEGIN
v_empno := 7566;
SELECT ename, job
INTO v_ename, v_job
FROM emp
WHERE empno = v_empno;
DBMS_OUTPUT.PUT_LINE(v_ename || ' - ' || v_job);
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('Employee not found');
END;
|
IF OBJECT_ID('my_proc', 'P') IS NOT NULL
DROP PROCEDURE my_proc;
GO
CREATE PROCEDURE my_proc(@x IN AS NUMBER)
IS
y NUMBER;
BEGIN
SELECT @y = COUNT(*) FROM my_table WHERE id = x;
IF y = 0 BEGIN
RAISERROR('-20001 Invalid ID', 16, 1);
END
UPDATE my_table SET value = value + 1 WHERE id = x;
COMMIT;
END my_proc;
|
CREATE OR REPLACE PROCEDURE my_proc(x IN NUMBER)
IS
y NUMBER;
BEGIN
SELECT COUNT(*) INTO y FROM my_table WHERE id = x;
IF y = 0 THEN
RAISE_APPLICATION_ERROR(-20001, 'Invalid ID');
END IF;
UPDATE my_table SET value = value + 1 WHERE id = x;
COMMIT;
END my_proc;
|
IF OBJECT_ID('UpdateEmployeeSalary', 'P') IS NOT NULL
DROP PROCEDURE UpdateEmployeeSalary;
GO
CREATE PROCEDURE UpdateEmployeeSalary(@emp_id IN AS NUMBER, raise_amount IN NUMBER)
AS
BEGIN
*** rameters
IF emp_id IS NULL OR raise_amount IS NULL OR raise_amount <= 0 BEGIN
RAISERROR('-20001 Invalid input parameters.', 16, 1);
END
*** salary
UPDATE employees SET salary = salary + raise_amount WHERE employee_id = emp_id;
*** as successful
IF @@ROWCOUNT = 0 BEGIN
RAISERROR('-20002 Employee not found or update failed.', 16, 1);
END
END;
/
BEGIN
*** ployeeSalary procedure
*** ential errors using EXCEPTION
BEGIN
dbo.UpdateEmployeeSalary(100, 500);
COMMIT;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
END;
/
|
CREATE OR REPLACE PROCEDURE UpdateEmployeeSalary(emp_id IN NUMBER, raise_amount IN NUMBER)
AS
BEGIN
-- Validate input parameters
IF emp_id IS NULL OR raise_amount IS NULL OR raise_amount <= 0 THEN
RAISE_APPLICATION_ERROR(-20001, 'Invalid input parameters.');
END IF;
-- Update employee's salary
UPDATE employees SET salary = salary + raise_amount WHERE employee_id = emp_id;
-- Check if update was successful
IF SQL%ROWCOUNT = 0 THEN
RAISE_APPLICATION_ERROR(-20002, 'Employee not found or update failed.');
END IF;
END;
/
BEGIN
-- Call the UpdateEmployeeSalary procedure
-- and catch any potential errors using EXCEPTION
BEGIN
UpdateEmployeeSalary(100, 500);
COMMIT;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
END;
/
|
DECLARE
@v_empno FLOAT;
v_sal NUMBER;
BEGIN
SET @v_empno = 7788;
SELECT @v_sal = salary FROM emp WHERE empno = @v_empno;
IF v_sal > 10000 BEGIN
UPDATE emp SET salary = v_sal * 1.10 WHERE empno = @v_empno;
END
ELSE IF v_sal > 5000 BEGIN
UPDATE emp SET salary = v_sal * 1.05 WHERE empno = @v_empno;
END
COMMIT;
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error occurred.');
END;
|
DECLARE
v_empno NUMBER;
v_sal NUMBER;
BEGIN
v_empno := 7788;
SELECT salary INTO v_sal FROM emp WHERE empno = v_empno;
IF v_sal > 10000 THEN
UPDATE emp SET salary = v_sal * 1.10 WHERE empno = v_empno;
ELSIF v_sal > 5000 THEN
UPDATE emp SET salary = v_sal * 1.05 WHERE empno = v_empno;
END IF;
COMMIT;
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error occurred.');
END;
|
BEGIN
DECLARE @CURSOR emp_cur IS
SELECT empno, ename, sal FROM emp;
BEGIN
DECLARE emp_rec CURSOR FOR emp_cur LOOP
DBMS_OUTPUT.PUT_LINE(isnull(@emp_rec_empno, '') + ',' + isnull(@emp_rec_ename, '') + ',' + isnull(@emp_rec_sal, ''));
FETCH emp_rec INTO;
END;
CLOSE emp_rec;
DEALLOCATE emp_rec;
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('No employees found');
END
END;
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred');
END; | BEGIN
DECLARE CURSOR emp_cur IS
SELECT empno, ename, sal FROM emp;
BEGIN
FOR emp_rec IN emp_cur LOOP
DBMS_OUTPUT.PUT_LINE(emp_rec.empno || ',' || emp_rec.ename || ',' || emp_rec.sal);
END LOOP;
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('No employees found');
END;
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred');
END; |
DECLARE
@TYPE ARRAY_TYPE IS TABLE OF NUMBER;
BEGIN
DECLARE @I INT = 1;
WHILE @I <= 10 BEGIN
INSERT INTO table1(column1, column2) VALUES (I, I);
END;
COMMIT;
END;
|
DECLARE
TYPE ARRAY_TYPE IS TABLE OF NUMBER;
BEGIN
FOR I IN 1..10 LOOP
INSERT INTO table1(column1, column2) VALUES (I, I);
END LOOP;
COMMIT;
END;
|
DECLARE
@v_emp_id FLOAT;
BEGIN
SELECT @v_emp_id = employee_id
FROM employees
WHERE last_name = 'Scott'; *** ID
IF @v_emp_id IS NULL BEGIN
RAISERROR('-20101 Employee not found', 16, 1);
END
DBMS_OUTPUT.PUT_LINE('Employee ID: ' + isnull(@v_emp_id, '')); -- Ou... SQLINES DEMO ***
END;
/
|
DECLARE
v_emp_id NUMBER;
BEGIN
SELECT employee_id
INTO v_emp_id
FROM employees
WHERE last_name = 'Scott'; -- Retrieve employee ID
IF v_emp_id IS NULL THEN
RAISE_APPLICATION_ERROR(-20101, 'Employee not found');
END IF;
DBMS_OUTPUT.PUT_LINE('Employee ID: ' || v_emp_id); -- Output employee ID
END;
/
|
DECLARE
@v_empno FLOAT;
v_ename dbo.VARCHAR2(20);
cursor c_emp IS
SELECT empno, ename FROM emp WHERE deptno = 20;
BEGIN
OPEN c_emp;
WHILE 1=1 BEGIN
FETCH c_emp INTO @v_empno, @v_ename;
IF @@FETCH_STATUS <> 0 BREAK;
DBMS_OUTPUT.PUT_LINE('Employee Number: ' + isnull(@v_empno, ''));
DBMS_OUTPUT.PUT_LINE('Employee Name: ' + isnull(v_ename, ''));
END;
CLOSE c_emp;
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('No employees found in department 20.');
END
END;
|
DECLARE
v_empno NUMBER;
v_ename VARCHAR2(20);
cursor c_emp IS
SELECT empno, ename FROM emp WHERE deptno = 20;
BEGIN
OPEN c_emp;
LOOP
FETCH c_emp INTO v_empno, v_ename;
EXIT WHEN c_emp%NOTFOUND;
DBMS_OUTPUT.PUT_LINE('Employee Number: ' || v_empno);
DBMS_OUTPUT.PUT_LINE('Employee Name: ' || v_ename);
END LOOP;
CLOSE c_emp;
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('No employees found in department 20.');
END;
|
IF OBJECT_ID('emp_salary', 'P') IS NOT NULL
DROP PROCEDURE emp_salary;
GO
CREATE PROCEDURE emp_salary(@empno IN AS NUMBER) IS
salary NUMBER;
BEGIN
SELECT @salary = salary FROM emp WHERE empno = empno;
IF salary > 10000 BEGIN
DBMS_OUTPUT.PUT_LINE('Employee earns more than $10,000.');
END
ELSE BEGIN
DBMS_OUTPUT.PUT_LINE('Employee earns less than $10,000.');
END
END;
|
CREATE OR REPLACE PROCEDURE emp_salary(empno IN NUMBER) IS
salary NUMBER;
BEGIN
SELECT salary INTO salary FROM emp WHERE empno = empno;
IF salary > 10000 THEN
DBMS_OUTPUT.PUT_LINE('Employee earns more than $10,000.');
ELSE
DBMS_OUTPUT.PUT_LINE('Employee earns less than $10,000.');
END IF;
END;
|
IF OBJECT_ID('get_customer_orders', 'P') IS NOT NULL
DROP PROCEDURE get_customer_orders;
GO
CREATE PROCEDURE get_customer_orders(@customer_id IN AS NUMBER, OUT orders_cursor OUT SYS_REFCURSOR) IS
BEGIN
SELECT * FROM orders WHERE customer_id = customer_id;
END;
IF OBJECT_ID('get_total_sales', 'FN') IS NOT NULL
DROP FUNCTION get_total_sales;
GO
CREATE FUNCTION get_total_sales(@customer_id IN NUMBERDECLARE ) RETURN
BEGIN NUMBER
RETURN NULL;
END; IS
BEGIN
RETURN (
SELECT SUM(order_total)
FROM orders
WHERE customer_id = customer_id
);
END;
|
CREATE OR REPLACE PROCEDURE get_customer_orders(customer_id IN NUMBER, OUT orders_cursor OUT SYS_REFCURSOR) IS
BEGIN
OPEN orders_cursor FOR
SELECT * FROM orders WHERE customer_id = customer_id;
END;
CREATE OR REPLACE FUNCTION get_total_sales(customer_id IN NUMBER) RETURN NUMBER IS
BEGIN
RETURN (
SELECT SUM(order_total)
FROM orders
WHERE customer_id = customer_id
);
END;
|
IF OBJECT_ID('sp_insert_emp', 'P') IS NOT NULL
DROP PROCEDURE sp_insert_emp;
GO
CREATE PROCEDURE sp_insert_emp
(
@emp_id IN AS NUMBER,
first_name IN VARCHAR2,
last_name IN VARCHAR2,
email IN VARCHAR2,
phone_number IN VARCHAR2,
hire_date IN DATE,
job_id IN VARCHAR2,
salary IN NUMBER,
manager_id IN NUMBER,
department_id IN NUMBER
)
AS
BEGIN
INSERT INTO employees (
employee_id,
first_name,
last_name,
email,
phone_number,
hire_date,
job_id,
salary,
manager_id,
department_id
)
VALUES (
emp_id,
first_name,
last_name,
email,
phone_number,
hire_date,
job_id,
salary,
manager_id,
department_id
);
COMMIT;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
/
|
CREATE OR REPLACE PROCEDURE sp_insert_emp
(
emp_id IN NUMBER,
first_name IN VARCHAR2,
last_name IN VARCHAR2,
email IN VARCHAR2,
phone_number IN VARCHAR2,
hire_date IN DATE,
job_id IN VARCHAR2,
salary IN NUMBER,
manager_id IN NUMBER,
department_id IN NUMBER
)
AS
BEGIN
INSERT INTO employees (
employee_id,
first_name,
last_name,
email,
phone_number,
hire_date,
job_id,
salary,
manager_id,
department_id
)
VALUES (
emp_id,
first_name,
last_name,
email,
phone_number,
hire_date,
job_id,
salary,
manager_id,
department_id
);
COMMIT;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
/
|
DECLARE
@v_empno FLOAT;
v_ename dbo.VARCHAR2(20);
v_job dbo.VARCHAR2(20);
v_sal NUMBER;
BEGIN
SELECT @v_empno = empno, @v_ename = ename, @v_job = job, @v_sal = sal
FROM emp
WHERE empno = 7839;
IF v_sal > 20000 BEGIN
SET @v_sal = v_sal + 1000;
END
UPDATE emp SET sal = v_sal
WHERE empno = @v_empno;
COMMIT;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
|
DECLARE
v_empno NUMBER;
v_ename VARCHAR2(20);
v_job VARCHAR2(20);
v_sal NUMBER;
BEGIN
SELECT empno, ename, job, sal INTO v_empno, v_ename, v_job, v_sal
FROM emp
WHERE empno = 7839;
IF v_sal > 20000 THEN
v_sal := v_sal + 1000;
END IF;
UPDATE emp SET sal = v_sal
WHERE empno = v_empno;
COMMIT;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
|
DECLARE
@v_name VARCHAR(20);
v_age NUMBER;
BEGIN
SELECT @v_name = name, @v_age = age FROM employees WHERE id = 1;
IF v_age > 30 BEGIN
DBMS_OUTPUT.PUT_LINE('v_age is greater than 30.'); END
ELSE IF v_age > 20 BEGIN
DBMS_OUTPUT.PUT_LINE('v_age is greater than 20.'); END
UPDATE employees SET name = 'New Name' WHERE id = 1;
IF @v_name = 'New Name' BEGIN
DBMS_OUTPUT.PUT_LINE('Name updated successfully.');
END
ELSE BEGIN
DBMS_OUTPUT.PUT_LINE('Name update failed.');
END
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('No data found.');
END
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred.');
END; | DECLARE
v_name VARCHAR2(20);
v_age NUMBER;
BEGIN
SELECT name, age INTO v_name, v_age FROM employees WHERE id = 1;
CASE
WHEN v_age > 30 THEN
DBMS_OUTPUT.PUT_LINE('v_age is greater than 30.');
WHEN v_age > 20 THEN
DBMS_OUTPUT.PUT_LINE('v_age is greater than 20.');
END CASE;
UPDATE employees SET name = 'New Name' WHERE id = 1;
IF v_name = 'New Name' THEN
DBMS_OUTPUT.PUT_LINE('Name updated successfully.');
ELSE
DBMS_OUTPUT.PUT_LINE('Name update failed.');
END IF;
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('No data found.');
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred.');
END; |
DECLARE
@l_empno FLOAT;
l_ename dbo.VARCHAR2(50);
l_sal NUMBER;
BEGIN
SELECT TOP 2 @l_ename = ename, @l_sal = sal
FROM emp
;
SET @l_empno = emp_seq.nextval;
INSERT INTO emp (empno, ename, sal)
VALUES (@l_empno, l_ename, l_sal);
DBMS_OUTPUT.PUT_LINE('Employee ' + isnull(l_ename, '') + ' with salary ' + isnull(l_sal, '') + ' was added.');
EXECUTE sp_executesql @'COMMIT WORK';
IF @@fetch_status <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('No employees found.');
END
WHEN dup_val_on_index THEN
DBMS_OUTPUT.PUT_LINE('Employee already exists.');
END; | DECLARE
l_empno NUMBER;
l_ename VARCHAR2(50);
l_sal NUMBER;
BEGIN
SELECT ename, sal
INTO l_ename, l_sal
FROM emp
WHERE rownum < 3;
l_empno := emp_seq.nextval;
INSERT INTO emp (empno, ename, sal)
VALUES (l_empno, l_ename, l_sal);
DBMS_OUTPUT.PUT_LINE('Employee ' || l_ename || ' with salary ' || l_sal || ' was added.');
EXECUTE IMMEDIATE 'COMMIT WORK';
EXCEPTION
WHEN no_data_found THEN
DBMS_OUTPUT.PUT_LINE('No employees found.');
WHEN dup_val_on_index THEN
DBMS_OUTPUT.PUT_LINE('Employee already exists.');
END; |
DECLARE
@v_num INTEGER;
BEGIN
SELECT @v_num = COUNT(*) FROM emp;
IF @v_num > 0 BEGIN
RAISERROR('-20001 No employees found', 16, 1);
END
END;
/
|
DECLARE
v_num INTEGER;
BEGIN
SELECT COUNT(*) INTO v_num FROM emp;
IF v_num > 0 THEN
RAISE_APPLICATION_ERROR(-20001, 'No employees found');
END IF;
END;
/
|
BEGIN
DECLARE
@v_emp_id INT;
v_salary ROW_NUMBER(10,2);
BEGIN
SELECT @v_emp_id = emp_id, @v_salary = salary
FROM employees
WHERE last_name = 'King';
IF @@FETCH_STATUS <> 0 BEGIN
SET @v_emp_id = 0;
SET @v_salary = 0;
END
END;
DBMS_OUTPUT.PUT_LINE('Employee ID: ' + ISNULL(CONVERT(VARCHAR, @v_emp_id), ''));
DBMS_OUTPUT.PUT_LINE('Salary: ' + ISNULL(CONVERT(VARCHAR, v_salary), ''));
END; | BEGIN
DECLARE
v_emp_id NUMBER(6);
v_salary NUMBER(10,2);
BEGIN
SELECT emp_id, salary
INTO v_emp_id, v_salary
FROM employees
WHERE last_name = 'King';
EXCEPTION
WHEN NO_DATA_FOUND THEN
v_emp_id := 0;
v_salary := 0;
END;
DBMS_OUTPUT.PUT_LINE('Employee ID: ' || TO_CHAR(v_emp_id));
DBMS_OUTPUT.PUT_LINE('Salary: ' || TO_CHAR(v_salary));
END; |
CREATE PROCEDURE update_salary(@emp_id FLOAT, @new_salary FLOAT) AS
old_salary NUMBER;
BEGIN
*** y for the employee
SELECT @old_salary = salary
FROM employees
WHERE employee_id = emp_id;
IF old_salary IS NULL BEGIN
*** not exist
RAISE NO_DATA_FOUND;
END
*** ee's salary
UPDATE employees
SET salary = new_salary
WHERE employee_id = emp_id;
-- Co... SQLINES DEMO ***
COMMIT;
END;
|
PROCEDURE update_salary(emp_id NUMBER, new_salary NUMBER) IS
old_salary NUMBER;
BEGIN
-- Get the old salary for the employee
SELECT salary INTO old_salary
FROM employees
WHERE employee_id = emp_id;
IF old_salary IS NULL THEN
-- The employee does not exist
RAISE NO_DATA_FOUND;
END IF;
-- Update the employee's salary
UPDATE employees
SET salary = new_salary
WHERE employee_id = emp_id;
-- Commit the changes
COMMIT;
END;
|
IF OBJECT_ID('get_product_name', 'FN') IS NOT NULL
DROP FUNCTION get_product_name;
GO
CREATE FUNCTION get_product_name(@product_id IN NUMBERDECLARE ) RETURN
BEGIN VARCHAR2
RETURN NULL;
END;
AS
BEGIN
RETURN (
SELECT product_name
FROM products
WHERE product_id = product_id
);
END get_product_name;
|
CREATE OR REPLACE FUNCTION get_product_name(product_id IN NUMBER) RETURN VARCHAR2
AS
BEGIN
RETURN (
SELECT product_name
FROM products
WHERE product_id = product_id
);
END get_product_name;
|
BEGIN
DECLARE rec CURSOR FOR SELECT * FROM employees; OPEN rec;
FETCH rec INTO;
WHILE @@FETCH_STATUS=0
BEGIN
UPDATE employees
SET salary = salary * 1.10
WHERE employee_id = @rec_employee_id;
FETCH rec INTO;
END;
CLOSE rec;
DEALLOCATE rec;
COMMIT;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
END; | BEGIN
FOR rec IN (SELECT * FROM employees) LOOP
UPDATE employees
SET salary = salary * 1.10
WHERE employee_id = rec.employee_id;
END LOOP;
COMMIT;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
END; |
CREATE PROCEDURE proc_example(
@p_param1 IN AS NUMBER,
p_param2 OUT VARCHAR2,
p_param3 IN VARCHAR2 DEFAULT 'test'
)
AS
BEGIN
-- So... SQLINES DEMO ***
set @p_param2 = 'Hello World';
IF p_param1 < 5 BEGIN
RAISERROR('-20001 Value must be greater than or equal to 5', 16, 1);
END
END;
CREATE FUNCTION func_example(
@p_param1 IN NUMBERDECLARE ,
p_param2
begin IN
RETURN NULL;
END; VARCHAR2,
p_param3 IN VARCHAR2 DEFAULT 'default'
)
RETURN NUMBER
AS
BEGIN
*** here
RETURN p_param1 + LEN(p_param2);
END;
BEGIN
*** with control flow
DECLARE @i INT = 1 ;
WHILE @i <= 10 BEGIN
DBMS_OUTPUT.PUT_LINE('Iteration: ' + isnull(i, ''));
END;
*** or error handling
BEGIN
-- So... SQLINES DEMO ***
-- Ma... SQLINES DEMO ***
EXCEPTION
WHEN OTHERS THEN
-- Er... SQLINES DEMO ***
END;
END;
|
CREATE PROCEDURE proc_example(
p_param1 IN NUMBER,
p_param2 OUT VARCHAR2,
p_param3 IN VARCHAR2 DEFAULT 'test'
)
AS
BEGIN
-- Some logic here
p_param2 := 'Hello World';
IF p_param1 < 5 THEN
RAISE_APPLICATION_ERROR(-20001, 'Value must be greater than or equal to 5');
END IF;
END;
FUNCTION func_example(
p_param1 IN NUMBER,
p_param2 IN VARCHAR2,
p_param3 IN VARCHAR2 DEFAULT 'default'
)
RETURN NUMBER
AS
BEGIN
-- Some calculations here
RETURN p_param1 + LENGTH(p_param2);
END;
BEGIN
-- Some PL/SQL block with control flow
FOR i IN 1 .. 10 LOOP
DBMS_OUTPUT.PUT_LINE('Iteration: ' || i);
END LOOP;
-- Try-catch block for error handling
BEGIN
-- Some code here
-- May raise an error
EXCEPTION
WHEN OTHERS THEN
-- Error handling here
END;
END;
|
CREATE FUNCTION get_emp_salary(@emp_id IN NUMBERDECLARE ) RETURN
BEGIN NUMBER
RETURN NULL;
END; IS
salary NUMBER;
BEGIN
SELECT @salary = salary FROM employees WHERE employee_id = emp_id;
RETURN salary;
IF @@FETCH_STATUS <> 0 BEGIN
RETURN NULL;
END
END;
-- Ca... SQLINES DEMO ***
DECLARE
@emp_id FLOAT := 100;
salary NUMBER;
BEGIN
SET @salary = dbo.get_emp_salary(@emp_id);
IF salary IS NULL BEGIN
DBMS_OUTPUT.PUT_LINE('No employee found with the specified ID.');
END
ELSE BEGIN
DBMS_OUTPUT.PUT_LINE('Employee salary: ' + isnull(salary, ''));
END
END;
|
CREATE FUNCTION get_emp_salary(emp_id IN NUMBER) RETURN NUMBER IS
salary NUMBER;
BEGIN
SELECT salary INTO salary FROM employees WHERE employee_id = emp_id;
RETURN salary;
EXCEPTION
WHEN NO_DATA_FOUND THEN
RETURN NULL;
END;
-- Call the function
DECLARE
emp_id NUMBER := 100;
salary NUMBER;
BEGIN
salary := get_emp_salary(emp_id);
IF salary IS NULL THEN
DBMS_OUTPUT.PUT_LINE('No employee found with the specified ID.');
ELSE
DBMS_OUTPUT.PUT_LINE('Employee salary: ' || salary);
END IF;
END;
|
IF OBJECT_ID('sample_proc', 'P') IS NOT NULL
DROP PROCEDURE sample_proc;
GO
CREATE PROCEDURE sample_proc (
@in_param IN AS NUMBER,
out_param OUT NUMBER
) AS
BEGIN
SELECT @out_param = SUM(value)
FROM table1
WHERE id = in_param;
IF out_param IS NULL BEGIN
RAISERROR('-20001 No rows found for id: ' + isnull(in_param, ''), 16, 1);
END
END sample_proc;
DECLARE
@result_var FLOAT;
BEGIN
EXEC dbo.sample_proc(10, @result_var);
DBMS_OUTPUT.PUT_LINE('Result: ' + isnull(@result_var, ''));
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error occurred: ' + ISNULL(SQLERRM, ''));
END;
|
CREATE OR REPLACE PROCEDURE sample_proc (
in_param IN NUMBER,
out_param OUT NUMBER
) AS
BEGIN
SELECT SUM(value) INTO out_param
FROM table1
WHERE id = in_param;
IF out_param IS NULL THEN
RAISE_APPLICATION_ERROR(-20001, 'No rows found for id: ' || in_param);
END IF;
END sample_proc;
DECLARE
result_var NUMBER;
BEGIN
EXEC sample_proc(10, result_var);
DBMS_OUTPUT.PUT_LINE('Result: ' || result_var);
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error occurred: ' || SQLERRM);
END;
|
IF OBJECT_ID('get_employee_count', 'FN') IS NOT NULL
DROP FUNCTION get_employee_count;
GO
CREATE FUNCTION get_employee_count(@dept_id IN NUMBERDECLARE ) RETURN
BEGIN NUMBER
RETURN NULL;
END; AS
BEGIN
RETURN (
SELECT COUNT(*)
FROM employees
WHERE department_id = dept_id
);
END get_employee_count;
DECLARE
@emp_count FLOAT;
BEGIN
SET @emp_count = dbo.get_employee_count(20);
DBMS_OUTPUT.PUT_LINE('Employee Count: ' + isnull(@emp_count, ''));
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error occurred: ' + ISNULL(SQLERRM, ''));
END;
|
CREATE OR REPLACE FUNCTION get_employee_count(dept_id IN NUMBER) RETURN NUMBER AS
BEGIN
RETURN (
SELECT COUNT(*)
FROM employees
WHERE department_id = dept_id
);
END get_employee_count;
DECLARE
emp_count NUMBER;
BEGIN
emp_count := get_employee_count(20);
DBMS_OUTPUT.PUT_LINE('Employee Count: ' || emp_count);
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error occurred: ' || SQLERRM);
END;
|
IF OBJECT_ID('proc_name', 'P') IS NOT NULL
DROP PROCEDURE proc_name;
GO
CREATE PROCEDURE proc_name (
@p1 IN AS NUMBER,
p2 IN VARCHAR2
) AS
BEGIN
IF p2 IS NULL BEGIN
RAISERROR('-20001 Parameter p2 cannot be NULL', 16, 1);
END
UPDATE tablename SET col1 = p1, col2 = p2
WHERE keycol = p1;
COMMIT;
END;
|
CREATE OR REPLACE PROCEDURE proc_name (
p1 IN NUMBER,
p2 IN VARCHAR2
) AS
BEGIN
IF p2 IS NULL THEN
RAISE_APPLICATION_ERROR(-20001, 'Parameter p2 cannot be NULL');
END IF;
UPDATE tablename SET col1 = p1, col2 = p2
WHERE keycol = p1;
COMMIT;
END;
|
IF OBJECT_ID('get_employee_details', 'P') IS NOT NULL
DROP PROCEDURE get_employee_details;
GO
CREATE PROCEDURE get_employee_details(
@emp_id IN AS NUMBER,
emp_name OUT VARCHAR2,
emp_salary OUT NUMBER
)
AS
BEGIN
SELECT @emp_name = ename, @emp_salary = sal FROM emp WHERE empno = emp_id;
IF @@FETCH_STATUS <> 0 BEGIN
set @emp_name = NULL;
set @emp_salary = NULL;
END
END;
BEGIN
DECLARE
@emp_id FLOAT;
emp_name dbo.VARCHAR2(20);
emp_salary NUMBER;
BEGIN
SET @emp_id = 7839;
dbo.get_employee_details(@emp_id, emp_name, emp_salary);
DBMS_OUTPUT.PUT_LINE('Employee Name: ' + isnull(emp_name, ''));
DBMS_OUTPUT.PUT_LINE('Employee Salary: ' + isnull(emp_salary, ''));
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error occurred: ' + ISNULL(SQLERRM, ''));
END;
END;
|
CREATE OR REPLACE PROCEDURE get_employee_details(
emp_id IN NUMBER,
emp_name OUT VARCHAR2,
emp_salary OUT NUMBER
)
AS
BEGIN
SELECT ename, sal INTO emp_name, emp_salary FROM emp WHERE empno = emp_id;
EXCEPTION
WHEN NO_DATA_FOUND THEN
emp_name := NULL;
emp_salary := NULL;
END;
BEGIN
DECLARE
emp_id NUMBER;
emp_name VARCHAR2(20);
emp_salary NUMBER;
BEGIN
emp_id := 7839;
get_employee_details(emp_id, emp_name, emp_salary);
DBMS_OUTPUT.PUT_LINE('Employee Name: ' || emp_name);
DBMS_OUTPUT.PUT_LINE('Employee Salary: ' || emp_salary);
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('Error occurred: ' || SQLERRM);
END;
END;
|
IF OBJECT_ID('get_customer_orders', 'P') IS NOT NULL
DROP PROCEDURE get_customer_orders;
GO
CREATE PROCEDURE get_customer_orders(
@customer_id IN AS NUMBER,
OUT orders_cursor OUT SYS_REFCURSOR
)
IS
BEGIN
SELECT order_id, product_id, quantity
FROM orders
WHERE customer_id = customer_id;
END;
|
CREATE OR REPLACE PROCEDURE get_customer_orders(
customer_id IN NUMBER,
OUT orders_cursor OUT SYS_REFCURSOR
)
IS
BEGIN
OPEN orders_cursor FOR
SELECT order_id, product_id, quantity
FROM orders
WHERE customer_id = customer_id;
END;
|
BEGIN
-- De... SQLINES DEMO ***
DECLARE
@v_empno VARCHAR(4000) /* Use -meta option EMPLOYEE.empno%TYPE */;
v_ename EMPLOYEE.ename%TYPE;
v_sal EMPLOYEE.salary%TYPE;
BEGIN
*** ata
SELECT @v_empno = empno, @v_ename = ename, @v_sal = salary
FROM EMPLOYEE
WHERE empno = 100;
*** data
DBMS_OUTPUT.PUT_LINE('Employee Number: ' + isnull(@v_empno, ''));
DBMS_OUTPUT.PUT_LINE('Employee Name: ' + isnull(v_ename, ''));
DBMS_OUTPUT.PUT_LINE('Salary: ' + isnull(v_sal, ''));
-- Ha... SQLINES DEMO ***
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('No employee found with that number.');
END
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred.');
END;
END; | BEGIN
-- Declare variables
DECLARE
v_empno EMPLOYEE.empno%TYPE;
v_ename EMPLOYEE.ename%TYPE;
v_sal EMPLOYEE.salary%TYPE;
BEGIN
-- Select employee data
SELECT empno, ename, salary
INTO v_empno, v_ename, v_sal
FROM EMPLOYEE
WHERE empno = 100;
-- Display employee data
DBMS_OUTPUT.PUT_LINE('Employee Number: ' || v_empno);
DBMS_OUTPUT.PUT_LINE('Employee Name: ' || v_ename);
DBMS_OUTPUT.PUT_LINE('Salary: ' || v_sal);
EXCEPTION
-- Handle errors
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('No employee found with that number.');
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred.');
END;
END; |
IF OBJECT_ID('p_insert_employee', 'P') IS NOT NULL
DROP PROCEDURE p_insert_employee;
GO
CREATE PROCEDURE p_insert_employee
(
@p_employee_id IN AS NUMBER,
p_first_name IN VARCHAR2,
p_last_name IN VARCHAR2,
p_email IN VARCHAR2,
p_phone_number IN VARCHAR2,
p_hire_date IN DATE,
p_job_id IN VARCHAR2,
p_salary IN NUMBER,
p_manager_id IN NUMBER,
p_department_id IN NUMBER
)
IS
l_sql dbo.VARCHAR2(2000);
BEGIN
*** already exists
SELECT @l_count = COUNT(*)
FROM employees
WHERE employee_id = p_employee_id;
IF l_count > 0 BEGIN
RAISERROR('-20001 Employee already exists.', 16, 1);
END
-- In... SQLINES DEMO ***
set @l_sql = 'INSERT INTO employees (employee_id, first_name, last_name, email, phone_number, hire_date, job_id, salary, manager_id, department_id)
VALUES (:p_employee_id, :p_first_name, :p_last_name, :p_email, :p_phone_number, :p_hire_date, :p_job_id, :p_salary, :p_manager_id, :p_department_id)';
EXECUTE sp_executesql @l_sql, N'@p_employee_id, @p_first_name, @p_last_name, @p_email, @p_phone_number, @p_hire_date, @p_job_id, @p_salary, @p_manager_id, @p_department_id',
@p_employee_id, @p_first_name, @p_last_name, @p_email, @p_phone_number, @p_hire_date, @p_job_id, @p_salary, @p_manager_id, @p_department_id;
COMMIT;
*** ssage
DBMS_OUTPUT.PUT_LINE('Employee inserted successfully.');
EXCEPTION
WHEN OTHERS THEN
*** and return error message
DBMS_OUTPUT.PUT_LINE('Error occurred while inserting employee: ' + ISNULL(SQLERRM, ''));
ROLLBACK;
RAISE;
END;
|
CREATE OR REPLACE PROCEDURE p_insert_employee
(
p_employee_id IN NUMBER,
p_first_name IN VARCHAR2,
p_last_name IN VARCHAR2,
p_email IN VARCHAR2,
p_phone_number IN VARCHAR2,
p_hire_date IN DATE,
p_job_id IN VARCHAR2,
p_salary IN NUMBER,
p_manager_id IN NUMBER,
p_department_id IN NUMBER
)
IS
l_sql VARCHAR2(2000);
BEGIN
-- Check if employee already exists
SELECT COUNT(*)
INTO l_count
FROM employees
WHERE employee_id = p_employee_id;
IF l_count > 0 THEN
RAISE_APPLICATION_ERROR(-20001, 'Employee already exists.');
END IF;
-- Insert new employee
l_sql := 'INSERT INTO employees (employee_id, first_name, last_name, email, phone_number, hire_date, job_id, salary, manager_id, department_id)
VALUES (:p_employee_id, :p_first_name, :p_last_name, :p_email, :p_phone_number, :p_hire_date, :p_job_id, :p_salary, :p_manager_id, :p_department_id)';
EXECUTE IMMEDIATE l_sql
USING p_employee_id, p_first_name, p_last_name, p_email, p_phone_number, p_hire_date, p_job_id, p_salary, p_manager_id, p_department_id;
COMMIT;
-- Return success message
DBMS_OUTPUT.PUT_LINE('Employee inserted successfully.');
EXCEPTION
WHEN OTHERS THEN
-- Handle exception and return error message
DBMS_OUTPUT.PUT_LINE('Error occurred while inserting employee: ' || SQLERRM);
ROLLBACK;
RAISE;
END;
|
BEGIN
-- De... SQLINES DEMO ***
DECLARE
@v_salary FLOAT;
v_deptno NUMBER;
BEGIN
*** L block
SELECT @v_salary = salary
FROM employees
WHERE employee_id = 100;
SELECT @v_deptno = department_id
FROM employees
WHERE employee_id = 100;
IF @v_salary > 10000 BEGIN
UPDATE employees
SET salary = salary * 1.1
WHERE employee_id = 100;
END
IF v_deptno = 20 BEGIN
INSERT INTO departments (department_id, department_name, location_id)
VALUES (30, 'New Department', 1700);
END
EXCEPTION
-- Ha... SQLINES DEMO ***
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
END; | BEGIN
-- Declare variables
DECLARE
v_salary NUMBER;
v_deptno NUMBER;
BEGIN
-- Body of the PL/SQL block
SELECT salary
INTO v_salary
FROM employees
WHERE employee_id = 100;
SELECT department_id
INTO v_deptno
FROM employees
WHERE employee_id = 100;
IF v_salary > 10000 THEN
UPDATE employees
SET salary = salary * 1.1
WHERE employee_id = 100;
END IF;
IF v_deptno = 20 THEN
INSERT INTO departments (department_id, department_name, location_id)
VALUES (30, 'New Department', 1700);
END IF;
EXCEPTION
-- Handle errors
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
END; |
IF OBJECT_ID('get_employee_name', 'FN') IS NOT NULL
DROP FUNCTION get_employee_name;
GO
CREATE FUNCTION get_employee_name(@id IN NUMBERDECLARE )
RETURN
BEGIN VARCHAR2
RETURN NULL;
END; AS
ename dbo.VARCHAR2(100);
BEGIN
SELECT @ename = ename FROM employees WHERE emp_id = id;
RETURN ename;
IF @@FETCH_STATUS <> 0 BEGIN
RETURN NULL;
END
END get_employee_name;
DECLARE
@emp_id FLOAT := 100;
emp_name dbo.VARCHAR2(100);
BEGIN
SET @emp_name = dbo.get_employee_name(@emp_id);
IF emp_name IS NOT NULL BEGIN
DBMS_OUTPUT.PUT_LINE('Employee Name: ' + isnull(emp_name, ''));
END
ELSE BEGIN
DBMS_OUTPUT.PUT_LINE('No employee found with ID: ' + isnull(@emp_id, ''));
END
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred.');
END;
|
CREATE OR REPLACE FUNCTION get_employee_name(id IN NUMBER)
RETURN VARCHAR2 AS
ename VARCHAR2(100);
BEGIN
SELECT ename INTO ename FROM employees WHERE emp_id = id;
RETURN ename;
EXCEPTION
WHEN NO_DATA_FOUND THEN
RETURN NULL;
END get_employee_name;
DECLARE
emp_id NUMBER := 100;
emp_name VARCHAR2(100);
BEGIN
emp_name := get_employee_name(emp_id);
IF emp_name IS NOT NULL THEN
DBMS_OUTPUT.PUT_LINE('Employee Name: ' || emp_name);
ELSE
DBMS_OUTPUT.PUT_LINE('No employee found with ID: ' || emp_id);
END IF;
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred.');
END;
|
IF OBJECT_ID('get_employee_salary', 'P') IS NOT NULL
DROP PROCEDURE get_employee_salary;
GO
CREATE PROCEDURE get_employee_salary(@employee_id IN AS NUMBER) AS
BEGIN
SELECT @salary_out = salary FROM employees WHERE employee_id = employee_id;
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('Employee not found.');
END
END;
/
|
CREATE OR REPLACE PROCEDURE get_employee_salary(employee_id IN NUMBER) AS
BEGIN
SELECT salary INTO salary_out FROM employees WHERE employee_id = employee_id;
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('Employee not found.');
END;
/
|
CREATE PROCEDURE get_employees
(
@p_deptno IN AS NUMBER
)
AS
v_empno EMPLOYEE.empno%TYPE;
BEGIN
DECLARE v_empno CURSOR FOR
SELECT empno
FROM employee
WHERE deptno = p_deptno;
OPEN v_empno;
FETCH v_empno INTO;
WHILE @@FETCH_STATUS=0
BEGIN
*** v_empno
FETCH v_empno INTO;
END;
CLOSE v_empno;
DEALLOCATE v_empno;
IF @@FETCH_STATUS <> 0 BEGIN
RAISERROR('-20000 No employees found in department ' + isnull(p_deptno, ''), 16, 1);
END
END get_employees;
|
CREATE PROCEDURE get_employees
(
p_deptno IN NUMBER
)
AS
v_empno EMPLOYEE.empno%TYPE;
BEGIN
FOR v_empno IN (
SELECT empno
FROM employee
WHERE deptno = p_deptno
)
LOOP
-- Do something with v_empno
END LOOP;
EXCEPTION
WHEN NO_DATA_FOUND THEN
RAISE_APPLICATION_ERROR(-20000, 'No employees found in department ' || p_deptno);
END get_employees;
|
IF OBJECT_ID('get_customer_orders', 'P') IS NOT NULL
DROP PROCEDURE get_customer_orders;
GO
CREATE PROCEDURE get_customer_orders(@cust_id IN AS NUMBER) AS
order_count NUMBER;
BEGIN
SELECT @order_count = COUNT(*) FROM orders WHERE customer_id = cust_id;
IF order_count > 0 BEGIN
DECLARE
@order_info ARRAY OF orders%ROWTYPE;
BEGIN
SELECT * [BULK] COLLECT INTO @order_info FROM orders WHERE customer_id = cust_id;
DECLARE @i INT = 1 ;
WHILE @i <= order_info.COUNT BEGIN
DBMS_OUTPUT.PUT_LINE(dbo.order_info(i)Isnull(.order_id, '') + ' ' + isnull(dbo.order_info(i), '')Isnull(.product_id, '') + ' ' + isnull(dbo.order_info(i), '').quantity);
END;
EXCEPTION
WHEN OTHERS THEN
RAISE;
END;
END
ELSE BEGIN
DBMS_OUTPUT.PUT_LINE('No orders found for customer: ' + isnull(cust_id, ''));
END
END;
/
-- us... SQLINES DEMO ***
DECLARE
@customer_id FLOAT;
BEGIN
SET @customer_id = 12345;
dbo.get_customer_orders(@customer_id);
END;
/
|
CREATE OR REPLACE PROCEDURE get_customer_orders(cust_id IN NUMBER) AS
order_count NUMBER;
BEGIN
SELECT COUNT(*) INTO order_count FROM orders WHERE customer_id = cust_id;
IF order_count > 0 THEN
DECLARE
order_info ARRAY OF orders%ROWTYPE;
BEGIN
SELECT * BULK COLLECT INTO order_info FROM orders WHERE customer_id = cust_id;
FOR i IN 1 .. order_info.COUNT LOOP
DBMS_OUTPUT.PUT_LINE(order_info(i).order_id || ' ' || order_info(i).product_id || ' ' || order_info(i).quantity);
END LOOP;
EXCEPTION
WHEN OTHERS THEN
RAISE;
END;
ELSE
DBMS_OUTPUT.PUT_LINE('No orders found for customer: ' || cust_id);
END IF;
END;
/
-- usage example
DECLARE
customer_id NUMBER;
BEGIN
customer_id := 12345;
get_customer_orders(customer_id);
END;
/
|
DECLARE
@v_emp_id FLOAT;
v_emp_name dbo.VARCHAR2(50);
BEGIN
SELECT @v_emp_id = emp_id, @v_emp_name = emp_name FROM employees WHERE emp_id = 10;
IF @v_emp_id IS NULL BEGIN
RAISERROR('-20101 Employee not found', 16, 1);
END
DBMS_OUTPUT.PUT_LINE('Employee name: ' + isnull(v_emp_name, ''));
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred: ' + ISNULL(SQLERRM, ''));
END;
|
DECLARE
v_emp_id NUMBER;
v_emp_name VARCHAR2(50);
BEGIN
SELECT emp_id, emp_name INTO v_emp_id, v_emp_name FROM employees WHERE emp_id = 10;
IF v_emp_id IS NULL THEN
RAISE_APPLICATION_ERROR(-20101, 'Employee not found');
END IF;
DBMS_OUTPUT.PUT_LINE('Employee name: ' || v_emp_name);
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred: ' || SQLERRM);
END;
|
CREATE PROCEDURE my_proc (
@IN p1 AS VARCHAR2,
OUT p2 NUMBER
)
AS
BEGIN
SELECT @p2 = COUNT(*) FROM my_table WHERE my_field = p1;
IF p2 = 0 BEGIN
RAISERROR('-20000 Value not found', 16, 1);
END
END;
DECLARE
@v_p2 FLOAT;
BEGIN
dbo.my_proc('my_value', @v_p2);
DBMS_OUTPUT.PUT_LINE('Value found: ' + isnull(@v_p2, ''));
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('Value not found');
END
END;
|
CREATE PROCEDURE my_proc (
IN p1 VARCHAR2,
OUT p2 NUMBER
)
AS
BEGIN
SELECT COUNT(*) INTO p2 FROM my_table WHERE my_field = p1;
IF p2 = 0 THEN
RAISE_APPLICATION_ERROR(-20000, 'Value not found');
END IF;
END;
DECLARE
v_p2 NUMBER;
BEGIN
my_proc('my_value', v_p2);
DBMS_OUTPUT.PUT_LINE('Value found: ' || v_p2);
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('Value not found');
END;
|
DECLARE
@v_salary FLOAT;
BEGIN
SELECT @v_salary = salary FROM employees WHERE employee_id = 1;
IF @v_salary > 10000 BEGIN
UPDATE employees SET salary = @v_salary * 1.1 WHERE employee_id = 1;
END
ELSE BEGIN
RAISERROR('-20001 Salary is too low for raise', 16, 1);
END
END;
|
DECLARE
v_salary NUMBER;
BEGIN
SELECT salary INTO v_salary FROM employees WHERE employee_id = 1;
IF v_salary > 10000 THEN
UPDATE employees SET salary = v_salary * 1.1 WHERE employee_id = 1;
ELSE
RAISE_APPLICATION_ERROR(-20001, 'Salary is too low for raise');
END IF;
END;
|
IF OBJECT_ID('my_procedure', 'P') IS NOT NULL
DROP PROCEDURE my_procedure;
GO
CREATE PROCEDURE my_procedure(
@name IN AS VARCHAR2,
age IN NUMBER
)
IS
sal NUMBER;
BEGIN
SELECT @sal = salary FROM employees WHERE name = name AND age = age;
IF sal IS NULL BEGIN
RAISERROR('-20001 Employee not found', 16, 1);
END
ELSE BEGIN
DBMS_OUTPUT.PUT_LINE('Salary: ' + isnull(sal, ''));
END
END my_procedure;
|
CREATE OR REPLACE PROCEDURE my_procedure(
name IN VARCHAR2,
age IN NUMBER
)
IS
sal NUMBER;
BEGIN
SELECT salary INTO sal FROM employees WHERE name = name AND age = age;
IF sal IS NULL THEN
RAISE_APPLICATION_ERROR(-20001, 'Employee not found');
ELSE
DBMS_OUTPUT.PUT_LINE('Salary: ' || sal);
END IF;
END my_procedure;
|
DECLARE
@v_name VARCHAR(20);
v_salary NUMBER;
v_deptno NUMBER;
BEGIN
SELECT @v_name = name, @v_salary = salary, @v_deptno = deptno
FROM employees
WHERE employee_id = 1;
IF v_salary > 10000 BEGIN
UPDATE employees
SET salary = v_salary * 1.1
WHERE employee_id = 1;
END
IF v_salary > 10000 BEGIN
raiserror('-20001 Salary too high', 16, 1);
END
END;
|
DECLARE
v_name VARCHAR2(20);
v_salary NUMBER;
v_deptno NUMBER;
BEGIN
SELECT name, salary, deptno
INTO v_name, v_salary, v_deptno
FROM employees
WHERE employee_id = 1;
IF v_salary > 10000 THEN
UPDATE employees
SET salary = v_salary * 1.1
WHERE employee_id = 1;
END IF;
IF v_salary > 10000 THEN
raise_application_error(-20001, 'Salary too high');
END IF;
END;
|
IF OBJECT_ID('get_customer_orders', 'P') IS NOT NULL
DROP PROCEDURE get_customer_orders;
GO
CREATE PROCEDURE get_customer_orders(@p_customer_id IN AS NUMBER) AS
CURSOR c_orders IS
SELECT order_id, order_date, total_amount
FROM orders
WHERE customer_id = p_customer_id;
BEGIN
DECLARE o CURSOR FOR c_orders LOOP
DBMS_OUTPUT.PUT_LINE('Order ID: ' + isnull(@o_order_id, ''));
DBMS_OUTPUT.PUT_LINE('Order Date: ' + isnull(@o_order_date, ''));
DBMS_OUTPUT.PUT_LINE('Total Amount: ' + isnull(@o_total_amount, ''));
FETCH o INTO;
END;
CLOSE o;
DEALLOCATE o;
END;
/
|
CREATE OR REPLACE PROCEDURE get_customer_orders(p_customer_id IN NUMBER) AS
CURSOR c_orders IS
SELECT order_id, order_date, total_amount
FROM orders
WHERE customer_id = p_customer_id;
BEGIN
FOR o IN c_orders LOOP
DBMS_OUTPUT.PUT_LINE('Order ID: ' || o.order_id);
DBMS_OUTPUT.PUT_LINE('Order Date: ' || o.order_date);
DBMS_OUTPUT.PUT_LINE('Total Amount: ' || o.total_amount);
END LOOP;
END;
/
|
DECLARE
@v_empno FLOAT;
BEGIN
SELECT @v_empno = empno FROM emp WHERE ename = 'SCOTT';
IF @v_empno IS NULL BEGIN
RAISERROR('-20001 Employee not found', 16, 1);
END
UPDATE emp SET sal = sal * 1.10 WHERE empno = @v_empno;
COMMIT;
END;
|
DECLARE
v_empno NUMBER;
BEGIN
SELECT empno INTO v_empno FROM emp WHERE ename = 'SCOTT';
IF v_empno IS NULL THEN
RAISE_APPLICATION_ERROR(-20001, 'Employee not found');
END IF;
UPDATE emp SET sal = sal * 1.10 WHERE empno = v_empno;
COMMIT;
END;
|
CREATE PROCEDURE my_proc(@p_id IN AS NUMBER) AS
BEGIN
DECLARE
@v_name VARCHAR(20);
BEGIN
SELECT @v_name = name FROM employees WHERE id = p_id;
DBMS_OUTPUT.PUT_LINE('Employee name: ' + isnull(@v_name, ''));
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('No employee with ID ' + isnull(p_id, '') + ' found.');
END
END;
END;
BEGIN
dbo.my_proc(10);
IF @@ERROR = 0 BEGIN
DBMS_OUTPUT.PUT_LINE('Procedure executed successfully.');
END
ELSE BEGIN
DBMS_OUTPUT.PUT_LINE('Procedure failed with error code: ' + ISNULL(@@ERROR, ''));
END
END;
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CREATE PROCEDURE my_proc(p_id IN NUMBER) AS
BEGIN
DECLARE
v_name VARCHAR2(20);
BEGIN
SELECT name INTO v_name FROM employees WHERE id = p_id;
DBMS_OUTPUT.PUT_LINE('Employee name: ' || v_name);
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('No employee with ID ' || p_id || ' found.');
END;
END;
BEGIN
my_proc(10);
IF SQLCODE = 0 THEN
DBMS_OUTPUT.PUT_LINE('Procedure executed successfully.');
ELSE
DBMS_OUTPUT.PUT_LINE('Procedure failed with error code: ' || SQLCODE);
END IF;
END;
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CREATE PROCEDURE check_balance(@cust_id IN AS NUMBER)
AS
acc_balance NUMBER;
BEGIN
SELECT @acc_balance = balance FROM accounts WHERE customer_id = cust_id;
IF acc_balance > 1000 BEGIN
DBMS_OUTPUT.put_line('Account balance is sufficient.');
END
ELSE BEGIN
DBMS_OUTPUT.put_line('Account balance is insufficient.');
END
END;
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CREATE PROCEDURE check_balance(cust_id IN NUMBER)
AS
acc_balance NUMBER;
BEGIN
SELECT balance INTO acc_balance FROM accounts WHERE customer_id = cust_id;
IF acc_balance > 1000 THEN
DBMS_OUTPUT.put_line('Account balance is sufficient.');
ELSE
DBMS_OUTPUT.put_line('Account balance is insufficient.');
END IF;
END;
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DECLARE
@v_emp_id FLOAT := 103;
v_salary NUMBER;
BEGIN
SELECT @v_salary = salary FROM employees WHERE employee_id = @v_emp_id;
IF v_salary IS NULL BEGIN
RAISERROR('-20001 Employee not found', 16, 1);
END
UPDATE employees SET salary = v_salary * 1.10 WHERE employee_id = @v_emp_id;
COMMIT;
DBMS_OUTPUT.PUT_LINE('Salary updated successfully.');
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('No employee found with id: ' + isnull(@v_emp_id, ''));
END
END;
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DECLARE
v_emp_id NUMBER := 103;
v_salary NUMBER;
BEGIN
SELECT salary INTO v_salary FROM employees WHERE employee_id = v_emp_id;
IF v_salary IS NULL THEN
RAISE_APPLICATION_ERROR(-20001, 'Employee not found');
END IF;
UPDATE employees SET salary = v_salary * 1.10 WHERE employee_id = v_emp_id;
COMMIT;
DBMS_OUTPUT.PUT_LINE('Salary updated successfully.');
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('No employee found with id: ' || v_emp_id);
END;
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CREATE TABLE employees (
id BIGINT PRIMARY KEY,
name VARCHAR(50) NOT NULL,
salary DECIMAL(10,2) DEFAULT 0
);
CREATE PROCEDURE hire_employee (
@emp_id IN AS NUMBER,
emp_name IN VARCHAR2,
emp_salary IN NUMBER
)
AS
BEGIN
INSERT INTO employees (id, name, salary)
VALUES (emp_id, emp_name, emp_salary);
COMMIT;
END;
DECLARE
@emp_id FLOAT := 1;
emp_name dbo.VARCHAR2(50) := 'John Doe';
emp_salary SET @NUMBER = 10000;
BEGIN
BEGIN
dbo.hire_employee(@emp_id, emp_name, emp_salary);
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
SELECT * FROM employees WHERE id = @emp_id;
END;
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CREATE TABLE employees (
id NUMBER(10) PRIMARY KEY,
name VARCHAR2(50) NOT NULL,
salary NUMBER(10,2) DEFAULT 0
);
CREATE PROCEDURE hire_employee (
emp_id IN NUMBER,
emp_name IN VARCHAR2,
emp_salary IN NUMBER
)
AS
BEGIN
INSERT INTO employees (id, name, salary)
VALUES (emp_id, emp_name, emp_salary);
COMMIT;
END;
DECLARE
emp_id NUMBER := 1;
emp_name VARCHAR2(50) := 'John Doe';
emp_salary NUMBER := 10000;
BEGIN
BEGIN
hire_employee(emp_id, emp_name, emp_salary);
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
SELECT * FROM employees WHERE id = emp_id;
END;
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IF OBJECT_ID('increment_salary', 'P') IS NOT NULL
DROP PROCEDURE increment_salary;
GO
CREATE PROCEDURE increment_salary(@emp_id IN AS NUMBER) AS
BEGIN
UPDATE employees SET salary = salary + 1000
WHERE employee_id = emp_id;
COMMIT;
END;
/
BEGIN
DECLARE
@sal FLOAT;
BEGIN
SELECT @sal = salary FROM employees WHERE employee_id = 10;
SET @sal = @sal + 1000;
UPDATE employees SET salary = @sal WHERE employee_id = 10;
COMMIT;
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred.');
END;
END;
/
|
CREATE OR REPLACE PROCEDURE increment_salary(emp_id IN NUMBER) AS
BEGIN
UPDATE employees SET salary = salary + 1000
WHERE employee_id = emp_id;
COMMIT;
END;
/
BEGIN
DECLARE
sal NUMBER;
BEGIN
SELECT salary INTO sal FROM employees WHERE employee_id = 10;
sal := sal + 1000;
UPDATE employees SET salary = sal WHERE employee_id = 10;
COMMIT;
EXCEPTION
WHEN OTHERS THEN
DBMS_OUTPUT.PUT_LINE('An error occurred.');
END;
END;
/
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IF OBJECT_ID('ExampleProc', 'P') IS NOT NULL
DROP PROCEDURE ExampleProc;
GO
CREATE PROCEDURE ExampleProc (
@p_id IN AS NUMBER
) AS
v_name dbo.VARCHAR2(20);
BEGIN
SELECT @v_name = name FROM table1 WHERE id = p_id;
DBMS_OUTPUT.PUT_LINE(v_name);
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('No record found for p_id: ' + isnull(p_id, ''));
END
END ExampleProc;
|
CREATE OR REPLACE PROCEDURE ExampleProc (
p_id IN NUMBER
) AS
v_name VARCHAR2(20);
BEGIN
SELECT name INTO v_name FROM table1 WHERE id = p_id;
DBMS_OUTPUT.PUT_LINE(v_name);
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('No record found for p_id: ' || p_id);
END ExampleProc;
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IF OBJECT_ID('get_emp_salary', 'FN') IS NOT NULL
DROP FUNCTION get_emp_salary;
GO
CREATE FUNCTION get_emp_salary(@emp_id IN NUMBERDECLARE ) RETURN
BEGIN NUMBER
RETURN NULL;
END; IS
salary NUMBER;
BEGIN
SELECT @salary = salary FROM employees WHERE employee_id = emp_id;
RETURN salary;
IF @@FETCH_STATUS <> 0 BEGIN
RETURN -1;
END
END;
IF OBJECT_ID('update_emp_salary', 'P') IS NOT NULL
DROP PROCEDURE update_emp_salary;
GO
CREATE PROCEDURE update_emp_salary(@emp_id IN AS NUMBER, new_salary IN NUMBER) IS
BEGIN
UPDATE employees SET salary = new_salary WHERE employee_id = emp_id;
COMMIT;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
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CREATE OR REPLACE FUNCTION get_emp_salary(emp_id IN NUMBER) RETURN NUMBER IS
salary NUMBER;
BEGIN
SELECT salary INTO salary FROM employees WHERE employee_id = emp_id;
RETURN salary;
EXCEPTION
WHEN NO_DATA_FOUND THEN
RETURN -1;
END;
CREATE OR REPLACE PROCEDURE update_emp_salary(emp_id IN NUMBER, new_salary IN NUMBER) IS
BEGIN
UPDATE employees SET salary = new_salary WHERE employee_id = emp_id;
COMMIT;
EXCEPTION
WHEN OTHERS THEN
ROLLBACK;
RAISE;
END;
|
DECLARE
@emp_id FLOAT;
salary NUMBER;
BEGIN
SELECT @emp_id = employee_id, @salary = salary
FROM employees
WHERE last_name = 'Grant';
IF salary > 15000 BEGIN
DBMS_OUTPUT.PUT_LINE('Salary is greater than 15000');
END
ELSE BEGIN
DBMS_OUTPUT.PUT_LINE('Salary is less than or equal to 15000');
END
IF @@FETCH_STATUS <> 0 BEGIN
DBMS_OUTPUT.PUT_LINE('No employee found with that last name');
END
END;
|
DECLARE
emp_id NUMBER;
salary NUMBER;
BEGIN
SELECT employee_id, salary
INTO emp_id, salary
FROM employees
WHERE last_name = 'Grant';
IF salary > 15000 THEN
DBMS_OUTPUT.PUT_LINE('Salary is greater than 15000');
ELSE
DBMS_OUTPUT.PUT_LINE('Salary is less than or equal to 15000');
END IF;
EXCEPTION
WHEN NO_DATA_FOUND THEN
DBMS_OUTPUT.PUT_LINE('No employee found with that last name');
END;
|
DECLARE
@v_salary DECIMAL(10,2);
v_employee_id ROW_NUMBER(6);
BEGIN
SELECT @v_salary = salary, @v_employee_id = employee_id
FROM employees
WHERE last_name = 'King';
IF @v_salary > 10000 BEGIN
UPDATE employees SET salary = @v_salary * 1.1
WHERE employee_id = v_employee_id;
END
COMMIT;
END;
|
DECLARE
v_salary NUMBER(10,2);
v_employee_id NUMBER(6);
BEGIN
SELECT salary, employee_id
INTO v_salary, v_employee_id
FROM employees
WHERE last_name = 'King';
IF v_salary > 10000 THEN
UPDATE employees SET salary = v_salary * 1.1
WHERE employee_id = v_employee_id;
END IF;
COMMIT;
END;
|