[
    {
    "Schema_id": "14",
    "Schema_name": "public",
    "Schema_owner": "user3",
    "Table_name": "orders",
    "Table_type": "BASE TABLE",
    "Column_name":"order_id, customer_id, order_date, total_amount"
    },
    {
    "Schema_id": "15",
    "Schema_name": "sales",
    "Schema_owner": "user4",
    "Table_name": "items",
    "Table_type": "BASE TABLE",
    "Column_name": "product_id, product_name"
    },
    {
    "Schema_id": "12",
    "Schema_name": "public",
    "Schema_owner": "user10",
    "Table_name": "employees",
    "Table_type": "BASE TABLE",
    "Column_name": "order_id, customer_id, product_id, product_name"
    }
    ]