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# Copyright 2019 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
def client_query_legacy_sql() -> None:
# [START bigquery_query_legacy]
from google.cloud import bigquery
# Construct a BigQuery client object.
client = bigquery.Client()
query = (
"SELECT name FROM [bigquery-public-data:usa_names.usa_1910_2013] "
'WHERE state = "TX" '
"LIMIT 100"
)
# Set use_legacy_sql to True to use legacy SQL syntax.
job_config = bigquery.QueryJobConfig(use_legacy_sql=True)
# Start the query and waits for query job to complete, passing in the extra configuration.
results = client.query_and_wait(
query, job_config=job_config
) # Make an API request.
print("The query data:")
for row in results:
print(row)
# [END bigquery_query_legacy]
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