public function DatabaseSchema_pgsql::addIndex
7.x schema.inc | public DatabaseSchema_pgsql::addIndex($table, $name, $fields) |
Add an index.
Parameters
$table: The table to be altered.
$name: The name of the index.
$fields: An array of field names.
Throws
DatabaseSchemaObjectDoesNotExistException If the specified table doesn't exist.
DatabaseSchemaObjectExistsException If the specified table already has an index by that name.
Overrides DatabaseSchema::addIndex
1 call to DatabaseSchema_pgsql::addIndex()
- DatabaseSchema_pgsql::_createKeys in drupal-7.x/
includes/ database/ pgsql/ schema.inc
File
- drupal-7.x/
includes/ database/ pgsql/ schema.inc, line 476 - Database schema code for PostgreSQL database servers.
Class
Code
public function addIndex($table, $name, $fields) {
if (!$this->tableExists($table)) {
throw new DatabaseSchemaObjectDoesNotExistException(t("Cannot add index %name to table %table: table doesn't exist.", array('%table' => $table, '%name' => $name)));
}
if ($this->indexExists($table, $name)) {
throw new DatabaseSchemaObjectExistsException(t("Cannot add index %name to table %table: index already exists.", array('%table' => $table, '%name' => $name)));
}
$this->connection->query($this->_createIndexSql($table, $name, $fields));
}