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Explanation of Complex Correlated SQL UPDATE Statements (Doc ID 2187.1)

Last updated on FEBRUARY 19, 2024

Applies to:

Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database - Personal Edition
Oracle Database - Enterprise Edition - Version 6.0.0.0 and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.

Purpose

The purpose of this article is to explain the definition and use of SQL 
correlated UPDATE statements.  These are statements that allow you to change
data in one table based on data in other tables using the clause EXIST.

 

Scope

This explanation of UPDATE statements is relevant to Oracle Server version 5.1 and all versions from 6.0 onwards.

Details

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