function DatabaseSchema_mysql::createKeysSql

3 calls to DatabaseSchema_mysql::createKeysSql()
DatabaseSchema_mysql::addField in includes/database/mysql/schema.inc
DatabaseSchema_mysql::changeField in includes/database/mysql/schema.inc
DatabaseSchema_mysql::createTableSql in includes/database/mysql/schema.inc
Generate SQL to create a new table from a Drupal schema definition.

File

includes/database/mysql/schema.inc, line 269

Class

DatabaseSchema_mysql

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;
}

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