db_query('SELECT name FROM {test} WHERE age > :age', [':age' => 25])->fetchCol();
- $old_key = db_set_active('test2');
+ $old_key = Database::setActiveConnection('test2');
db_query('SELECT age FROM {test} WHERE name = :name', [':name' => 'Ringo'], ['target' => 'replica'])->fetchCol();
- db_set_active($old_key);
+ Database::setActiveConnection($old_key);
$queries1 = Database::getLog('testing1');
$queries2 = Database::getLog('testing1', 'test2');