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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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40
sql/sql_union.cc
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@@ -1,4 +1,4 @@
/* Copyright 2000-2008 MySQL AB, 2008 Sun Microsystems, Inc.
/* Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
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
@@ -11,7 +11,7 @@
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 */
/*
@@ -474,15 +474,27 @@ bool st_select_lex_unit::prepare(THD *thd_arg, select_result *sel_result,
fake_select_lex->table_list.empty();
DBUG_RETURN(TRUE);
}
/*
Fake st_select_lex should have item list for correct ref_array
allocation.
*/
fake_select_lex->item_list= item_list;
thd_arg->lex->current_select= fake_select_lex;
/*
We need to add up n_sum_items in order to make the correct
allocation in setup_ref_array().
*/
fake_select_lex->n_child_sum_items+= global_parameters->n_sum_items;
saved_error= fake_select_lex->join->
prepare(&fake_select_lex->ref_pointer_array,
fake_select_lex->table_list.first,
0, 0,
fake_select_lex->order_list.elements,
fake_select_lex->order_list.first,
global_parameters->order_list.elements, // og_num
global_parameters->order_list.first, // order
NULL, NULL, NULL,
fake_select_lex, this);
fake_select_lex->table_list.empty();
@@ -712,11 +724,21 @@ bool st_select_lex_unit::exec()
}
fake_select_lex->join->no_const_tables= TRUE;
/*
Fake st_select_lex should have item list for correctref_array
allocation.
*/
fake_select_lex->item_list= item_list;
/*
Fake st_select_lex should have item list for correct ref_array
allocation.
*/
fake_select_lex->item_list= item_list;
/*
We need to add up n_sum_items in order to make the correct
allocation in setup_ref_array().
Don't add more sum_items if we have already done JOIN::prepare
for this (with a different join object)
*/
if (!fake_select_lex->ref_pointer_array)
fake_select_lex->n_child_sum_items+= global_parameters->n_sum_items;
saved_error= mysql_select(thd, &fake_select_lex->ref_pointer_array,
&result_table_list,
0, item_list, NULL,