abstract public function Schema::addPrimaryKey

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

Add a primary key.

Parameters

$table: The table to be altered.

$fields: Fields for the primary key.

Throws

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

Drupal\Core\Database\SchemaObjectExistsException If the specified table already has a primary key.

3 methods override Schema::addPrimaryKey()
Schema::addPrimaryKey in drupal/core/lib/Drupal/Core/Database/Driver/mysql/Schema.php
Add a primary key.
Schema::addPrimaryKey in drupal/core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php
Add a primary key.
Schema::addPrimaryKey in drupal/core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php
Add a primary key.

File

drupal/core/lib/Drupal/Core/Database/Schema.php, line 506
Definition of Drupal\Core\Database\Schema

Class

Schema

Namespace

Drupal\Core\Database

Code

public abstract function addPrimaryKey($table, $fields);