InvalidMergeQueryException

1. drupal
   1. 7 includes/database/database.inc
   2. 8 core/lib/Drupal/Core/Database/Query/InvalidMergeQueryException.php

Exception thrown for merge queries that do not make semantic sense.

There are many ways that a merge query could be malformed. They should all throw this exception and set an appropriately descriptive message.

Hierarchy

File

includes/database/database.inc, line 1783

Core systems for the database layer.

class InvalidMergeQueryException extends Exception { }

Related topics

Database abstraction layer

Allow the use of different database servers using the same code base.