public function QueryAlterableInterface::addMetaData in Drupal 7
Adds additional metadata to the query.
Often, a query may need to provide additional contextual data to alter hooks. Alter hooks may then use that information to decide if and how to take action.
Parameters
$key: The unique identifier for this piece of metadata. Must be a string that follows the same rules as any other PHP identifier.
$object: The additional data to add to the query. May be any valid PHP variable.
Return value
QueryAlterableInterface The called object.
2 methods override QueryAlterableInterface::addMetaData()
- SelectQuery::addMetaData in includes/
database/ select.inc - Adds additional metadata to the query.
- SelectQueryExtender::addMetaData in includes/
database/ select.inc - Adds additional metadata to the query.
File
- includes/
database/ query.inc, line 236 - Non-specific Database query code. Used by all engines.
Class
- QueryAlterableInterface
- Interface for a query that can be manipulated via an alter hook.
Code
public function addMetaData($key, $object);