db_drop_index

Drop an index.

Parameters

$ret: Array to which query results will be added.

$table: The table to be altered.

$name: The name of the index.

Related topics

Schema API

A Drupal schema definition is an array structure representing one or more tables and their related keys and indexes. A schema is defined by hook_schema(), which usually lives in a modulename.install file.

10 calls to db_drop_index()

File

includes/database.mysql-common.inc, line 456

Functions shared between mysql and mysqli database engines.

Code

function db_drop_index(&$ret, $table, $name) {
  $ret[] = update_sql('ALTER TABLE {' . $table . '} DROP INDEX ' . $name);
}