Can we use WHERE clause in UPDATE statement?

Can we use WHERE clause in UPDATE?

The SQL UPDATE Query is used to modify the existing records in a table. You can use the WHERE clause with the UPDATE query to update the selected rows, otherwise all the rows would be affected.

Which clause is used by the UPDATE statement?

A SQL update statement comes with a SET clause where we define the column-and-value as a pair of items. In addition, you can enforce the conditional clause. In order to limit the number of rows, we'll need to set up a where clause.

WHERE clause can be used in which statement?

You should use the WHERE clause to filter the records and fetching only the necessary records. The WHERE clause is not only used in the SELECT statement, but it is also used in the UPDATE, DELETE statement, etc., which we would examine in the subsequent chapters.

Can we use subquery in UPDATE statement?

UPDATE Subquery Finally, you can use a subquery in an UPDATE statement for the table to be updated. In the previous examples, we have just used the product table. However, you can use a subquery instead of the product table, which will return a result set that can be updated.