Merge mysql-5.1 to mysql-5.5.

This commit is contained in:
Marko Mäkelä 2012-01-16 14:26:42 +02:00
commit f4277c9dd6

View File

@ -1,6 +1,6 @@
/***************************************************************************** /*****************************************************************************
Copyright (c) 1997, 2011, Oracle and/or its affiliates. All Rights Reserved. Copyright (c) 1997, 2012, Oracle and/or its affiliates. All Rights Reserved.
This program is free software; you can redistribute it and/or modify it under This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software the terms of the GNU General Public License as published by the Free Software
@ -2546,7 +2546,15 @@ ibuf_get_merge_page_nos_func(
} else { } else {
rec_page_no = ibuf_rec_get_page_no(mtr, rec); rec_page_no = ibuf_rec_get_page_no(mtr, rec);
rec_space_id = ibuf_rec_get_space(mtr, rec); rec_space_id = ibuf_rec_get_space(mtr, rec);
ut_ad(rec_page_no > IBUF_TREE_ROOT_PAGE_NO); /* In the system tablespace, the smallest
possible secondary index leaf page number is
bigger than IBUF_TREE_ROOT_PAGE_NO (4). In
other tablespaces, the clustered index tree is
created at page 3, which makes page 4 the
smallest possible secondary index leaf page
(and that only after DROP INDEX). */
ut_ad(rec_page_no
> IBUF_TREE_ROOT_PAGE_NO - (rec_space_id != 0));
} }
#ifdef UNIV_IBUF_DEBUG #ifdef UNIV_IBUF_DEBUG