1 database.inc db_set_active($key = 'default')

Sets a new active database.

Parameters

string $key: The key in the $databases array to set as the default database.

Return value

string|null: The previous database connection key if the connection changed. NULL if the connection was not changed.

Related topics

Database abstraction layer Allow the use of different database servers using the same code base.

File

core/includes/database/database.inc, line 2845
Core systems for the database layer.

Code

function db_set_active($key = 'default') {
  return Database::setActiveConnection($key);
}