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-rw-r--r--includes/database/database.inc3
1 files changed, 2 insertions, 1 deletions
diff --git a/includes/database/database.inc b/includes/database/database.inc
index bd154e626..9dc3d78dd 100644
--- a/includes/database/database.inc
+++ b/includes/database/database.inc
@@ -1687,7 +1687,8 @@ function db_delete($table, array $options = array()) {
* Returns a new SelectQuery object for the active database.
*
* @param $table
- * The base table for this query.
+ * The base table for this query. May be a string or another SelectQuery
+ * object. If a query object is passed, it will be used as a subselect.
* @param $alias
* The alias for the base table of this query.
* @param $options