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Merge epotemkin@bk-internal.mysql.com:/home/bk/mysql-5.0-opt

Browse source 
into  moonbone.local:/work/20503-bug-5.0-mysql


sql/sql_select.cc:
  Auto merged
This commit is contained in:
unknown 2006-09-29 21:22:47 +04:00
commit 1643d0c5ed
3 changed files with 28 additions and 1 deletions
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6
mysql-test/r/select.result
View file

@ -3517,3 +3517,9 @@ id a b c d e
2 NULL NULL NULL 2 40
2 NULL NULL NULL 2 50
DROP TABLE t1,t2,t3;
create table t1 (c1 varchar(1), c2 int, c3 int, c4 int, c5 int, c6 int,
c7 int, c8 int, c9 int, fulltext key (`c1`));
select distinct match (`c1`) against ('z') , c2, c3, c4,c5, c6,c7, c8
from t1 where c9=1 order by c2, c2;
match (`c1`) against ('z') c2 c3 c4 c5 c6 c7 c8
drop table t1;

11
mysql-test/t/select.test
View file

@ -2996,5 +2996,14 @@ SELECT * FROM t1 LEFT JOIN t2 ON t2.b=t1.a INNER JOIN t3 ON t3.d=t1.id
SELECT * FROM t1 LEFT JOIN t2 ON t2.b=t1.a INNER JOIN t3 ON t3.d=t1.id
WHERE t1.id=2;
DROP TABLE t1,t2,t3;
#
# Bug#20503: Server crash due to the ORDER clause isn't taken into account
# while space allocation
#
create table t1 (c1 varchar(1), c2 int, c3 int, c4 int, c5 int, c6 int,
c7 int, c8 int, c9 int, fulltext key (`c1`));
select distinct match (`c1`) against ('z') , c2, c3, c4,c5, c6,c7, c8
from t1 where c9=1 order by c2, c2;
drop table t1;

12
sql/sql_select.cc
View file

@ -13513,7 +13513,19 @@ bool JOIN::alloc_func_list()
disctinct->group_by optimization
*/
if (select_distinct)
{
group_parts+= fields_list.elements;
/*
If the ORDER clause is specified then it's possible that
it also will be optimized, so reserve space for it too
*/
if (order)
{
ORDER *ord;
for (ord= order; ord; ord= ord->next)
group_parts++;
}
}
/* This must use calloc() as rollup_make_fields depends on this */
sum_funcs= (Item_sum**) thd->calloc(sizeof(Item_sum**) * (func_count+1) +