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SQL WHERE EXISTS Statement with Example

SQL WHERE EXISTS Statement

  • WHERE EXISTS tests for the existence of any records in a subquery.
  • EXISTS returns true if the subquery returns one or more records.
  • EXISTS is commonly used with correlated subqueries.

The SQL EXISTS syntax

The general syntax is:
  1. SELECT column-names FROM table-name WHERE EXISTS (SELECT column-name FROM table-name WHERE condition)

SQL EXISTS Example

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