final public static Database::getConnection($target = 'default', $key = NULL)
Gets the connection object for the specified database key and target.
Parameters
string $target: The database target name.
string $key: The database connection key. Defaults to NULL which means the active key.
Return value
\Drupal\Core\Database\Connection The corresponding connection object.
File
- core/lib/Drupal/Core/Database/Database.php, line 150
Class
- Database
- Primary front-controller for the database system.
Namespace
Drupal\Core\Database
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | final public static function getConnection($target = 'default', $key = NULL) { if (!isset($key)) { // By default, we want the active connection, set in setActiveConnection. $key = self::$activeKey; } // If the requested target does not exist, or if it is ignored, we fall back // to the default target. The target is typically either "default" or // "replica", indicating to use a replica SQL server if one is available. If // it's not available, then the default/primary server is the correct server // to use. if (!empty(self::$ignoreTargets[$key][$target]) || !isset(self::$databaseInfo[$key][$target])) { $target = 'default'; } if (!isset(self::$connections[$key][$target])) { // If necessary, a new connection is opened. self::$connections[$key][$target] = self::openConnection($key, $target); } return self::$connections[$key][$target];} |
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