Answers for "sql select where not exists"

SQL
0

SQL NOT EXISTS

SELECT customer_id, first_name
FROM Customers
WHERE NOT EXISTS (
  SELECT order_id
  FROM Orders
  WHERE Orders.customer_id = Customers.customer_id
);
Posted by: Guest on May-22-2022
0

sql not exists

-- The SQL NOT EXISTS Operator will act quite opposite to EXISTS Operator. 
-- It is used to restrict the number of rows returned by the SELECT Statement.

SELECT column_name
FROM table_name
WHERE NOT EXISTS (Write Subquery to Check);
Posted by: Guest on December-08-2021

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