function Schema::addPrimaryKey

Same name in this branch
  1. 11.1.x core/modules/pgsql/src/Driver/Database/pgsql/Schema.php \Drupal\pgsql\Driver\Database\pgsql\Schema::addPrimaryKey()
  2. 11.1.x core/modules/sqlite/src/Driver/Database/sqlite/Schema.php \Drupal\sqlite\Driver\Database\sqlite\Schema::addPrimaryKey()
  3. 11.1.x core/modules/mysql/src/Driver/Database/mysql/Schema.php \Drupal\mysql\Driver\Database\mysql\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 core/modules/pgsql/src/Driver/Database/pgsql/Schema.php
Add a primary key.
Schema::addPrimaryKey in core/modules/sqlite/src/Driver/Database/sqlite/Schema.php
Add a primary key.
Schema::addPrimaryKey in core/modules/mysql/src/Driver/Database/mysql/Schema.php
Add a primary key.

File

core/lib/Drupal/Core/Database/Schema.php, line 369

Class

Schema
Provides a base implementation for Database Schema.

Namespace

Drupal\Core\Database

Code

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