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mysql-5.5.18 merge

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This commit is contained in:
Sergei Golubchik
2011-11-03 19:17:05 +01:00
parent 3794110f02 6814762551
commit 0e007344ea
1160 changed files with 12821 additions and 6204 deletions
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23
sql/sql_table.cc
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@ -1,4 +1,5 @@
/* Copyright (c) 2000, 2011, Oracle and/or its affiliates.
/*
Copyright (c) 2000, 2011, Oracle and/or its affiliates.
Copyright (c) 2010, 2011 Monty Program Ab
This program is free software; you can redistribute it and/or modify
@ -12,7 +13,8 @@
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* drop and alter of tables */
@ -5485,6 +5487,12 @@ mysql_prepare_alter_table(THD *thd, TABLE *table,
if (drop)
{
drop_it.remove();
/*
ALTER TABLE DROP COLUMN always changes table data even in cases
when new version of the table has the same structure as the old
one.
*/
alter_info->change_level= ALTER_TABLE_DATA_CHANGED;
continue;
}
/* Check if field is changed */
@ -5568,7 +5576,14 @@ mysql_prepare_alter_table(THD *thd, TABLE *table,
if (!def->after)
new_create_list.push_back(def);
else if (def->after == first_keyword)
{
new_create_list.push_front(def);
/*
Re-ordering columns in table can't be done using in-place algorithm
as it always changes table data.
*/
alter_info->change_level= ALTER_TABLE_DATA_CHANGED;
}
else
{
Create_field *find;
@ -5585,6 +5600,10 @@ mysql_prepare_alter_table(THD *thd, TABLE *table,
goto err;
}
find_it.after(def); // Put element after this
/*
Re-ordering columns in table can't be done using in-place algorithm
as it always changes table data.
*/
alter_info->change_level= ALTER_TABLE_DATA_CHANGED;
}
}