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Junior — Middle

Can you explain what the DELETE operator does in SQL queries?

sobes.tech AI

Answer from AI

The DELETE operator in SQL is used to delete records from a database table.

Syntax:

DELETE FROM table_name WHERE condition;

If the WHERE condition is not specified, all records from the table will be deleted.

Example:

DELETE FROM users WHERE id = 10;

This query will delete the user with id equal to 10.

It is important to use the DELETE operator carefully to avoid deleting unnecessary data. Often, a SELECT with the same condition is performed before deletion to check which records will be affected.