DatabaseSchema_mysql::createKeysSql
protected function DatabaseSchema_mysql::createKeysSql
protected DatabaseSchema_mysql::createKeysSql($spec)
File
- includes/database/mysql/schema.inc, line 264
- Database schema code for MySQL database servers.
Class
Code
protected function createKeysSql($spec) { $keys = array(); if (!empty($spec['primary key'])) { $keys[] = 'PRIMARY KEY (' . $this->createKeysSqlHelper($spec['primary key']) . ')'; } if (!empty($spec['unique keys'])) { foreach ($spec['unique keys'] as $key => $fields) { $keys[] = 'UNIQUE KEY `' . $key . '` (' . $this->createKeysSqlHelper($fields) . ')'; } } if (!empty($spec['indexes'])) { foreach ($spec['indexes'] as $index => $fields) { $keys[] = 'INDEX `' . $index . '` (' . $this->createKeysSqlHelper($fields) . ')'; } } return $keys; }
© 2001–2016 by the original authors
Licensed under the GNU General Public License, version 2 and later.
Drupal is a registered trademark of Dries Buytaert.
https://api.drupal.org/api/drupal/includes!database!mysql!schema.inc/function/DatabaseSchema_mysql::createKeysSql/7.x