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constant Database::RETURN_NULL in Drupal 7

Flag to indicate a query call should simply return NULL.

This is used for queries that have no reasonable return value anyway, such as INSERT statements to a table without a serial primary key.

File

includes/database/database.inc, line 1436
Core systems for the database layer.

Class

Database
Primary front-controller for the database system.

Code

const RETURN_NULL = 0;