From f65038bd67576e1b53fe99db092431f7fbdc2c41 Mon Sep 17 00:00:00 2001 From: unknown <malff/marcsql@weblab.(none)> Date: Thu, 1 Feb 2007 09:36:17 -0700 Subject: [PATCH] Improved comments --- sql/item_subselect.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/sql/item_subselect.h b/sql/item_subselect.h index a125a119ad8..97ded8bdd55 100644 --- a/sql/item_subselect.h +++ b/sql/item_subselect.h @@ -179,7 +179,11 @@ class Item_singlerow_subselect :public Item_subselect rewriting, mandated by a SQL:2003 exception in the specification. The only caller of this method is handle_sql2003_note184_exception(), see the code there for more details. - Do not call this method for other purposes. + Note that this method breaks the object internal integrity, by + removing it's association with the corresponding SELECT_LEX, + making this object orphan from the parse tree. + No other method, beside the destructor, should be called on this + object, as it is now invalid. @return the SELECT_LEX structure that was given in the constructor. */ st_select_lex* invalidate_and_restore_select_lex(); -- 2.30.9