public QueryBase::tableSort(&$headers) Enables

public static QueryBase::getClass(array $namespaces, $short_class_name)

The list of aggregate expressions. Type:

protected QueryBase::conditionGroupFactory($conjunction = 'AND')

public QueryBase::sortAggregate($field, $function, $direction = 'ASC', $langcode

public QueryBase::aggregate($field, $function, $langcode = NULL, &$alias

public QueryBase::count() Makes

Information about the entity type. Type:

The list of sorts. Type:

public QueryBase::range($start = NULL, $length = NULL)