Defines an interface for QueryFactory classes. Hierarchy interface \Drupal\Core\Entity\Query\

public Query::__clone() Implements the

public ConditionInterface::count()

public QueryBase::addTag($tag) Adds

public ConditionAggregateInterface::notExists($field

public QueryAggregateInterface::notExistsAggregate($field

public Condition::exists($field, $langcode = NULL)

public QueryBase::addMetaData($key, $object) Adds

public Query::__construct(EntityTypeInterface $entity_type, $conjunction, Connection

public QueryAggregateInterface::existsAggregate($field