abstract public function Schema::addIndex

Same name in this branch
  1. 8.x drupal/core/lib/Drupal/Core/Database/Schema.php \Drupal\Core\Database\Schema::addIndex()
  2. 8.x drupal/core/lib/Drupal/Core/Database/Driver/mysql/Schema.php \Drupal\Core\Database\Driver\mysql\Schema::addIndex()
  3. 8.x drupal/core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php \Drupal\Core\Database\Driver\sqlite\Schema::addIndex()
  4. 8.x drupal/core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php \Drupal\Core\Database\Driver\pgsql\Schema::addIndex()

Add an index.

Parameters

$table: The table to be altered.

$name: The name of the index.

$fields: An array of field names.

Throws

Drupal\Core\Database\SchemaObjectDoesNotExistException If the specified table doesn't exist.

Drupal\Core\Database\SchemaObjectExistsException If the specified table already has an index by that name.

3 methods override Schema::addIndex()
Schema::addIndex in drupal/core/lib/Drupal/Core/Database/Driver/mysql/Schema.php
Add an index.
Schema::addIndex in drupal/core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php
Add an index.
Schema::addIndex in drupal/core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php
Add an index.

File

drupal/core/lib/Drupal/Core/Database/Schema.php, line 566
Definition of Drupal\Core\Database\Schema

Class

Schema

Namespace

Drupal\Core\Database

Code

public abstract function addIndex($table, $name, $fields);