JDatabaseQuery::union
Signature
protected function union(mixed
$query,
[boolean
$distinct = false,
[string
$glue = '']] )
Parameters
-
$query - The JDatabaseQuery object or string to union.
-
$distinct - True to only return distinct rows from the union.
-
$glue - The glue by which to join the conditions.
Returns
- mixed
- The JDatabaseQuery object on success or boolean false on failure.