database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-29 05:21:33 +03:00
Code Activity

Merge mysql.com:/home/mydev/mysql-4.0-bug14616

Browse Source 
into  mysql.com:/home/mydev/mysql-4.1-4100
This commit is contained in:
ingo@mysql.com
2005-11-15 16:07:05 +01:00
parent 5d8cefe0b4 1f3df2e669
commit 8996fd40cf
3 changed files with 28 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
mysql-test/r/myisam.result
View File

@ -498,6 +498,16 @@ id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 system NULL NULL NULL NULL 1 Using temporary
1 SIMPLE t2 index NULL PRIMARY 4 NULL 2 Using index; Distinct
drop table t1,t2;
drop table t1;
create table t1 (
c1 varchar(32),
key (c1)
) engine=myisam;
alter table t1 disable keys;
insert into t1 values ('a'), ('b');
select c1 from t1 order by c1 limit 1;
c1
a
CREATE TABLE t1 (`a` int(11) NOT NULL default '0', `b` int(11) NOT NULL default '0', UNIQUE KEY `a` USING RTREE (`a`,`b`)) ENGINE=MyISAM;
Got one of the listed errors
create table t1 (a int, b varchar(200), c text not null) checksum=1;

12
mysql-test/t/myisam.test
View File

@ -473,6 +473,18 @@ explain select sql_big_result distinct t1.a from t1,t2 order by t2.a;
explain select distinct t1.a from t1,t2 order by t2.a;
drop table t1,t2;
#
# Bug#14616 - Freshly imported table returns error 124 when using LIMIT
#
create table t1 (
c1 varchar(32),
key (c1)
) engine=myisam;
alter table t1 disable keys;
insert into t1 values ('a'), ('b');
select c1 from t1 order by c1 limit 1;
drop table t1;
#
# Test RTREE index
#

8
sql/sql_select.cc
View File

@ -7354,8 +7354,12 @@ test_if_skip_sort_order(JOIN_TAB *tab,ORDER *order,ha_rows select_limit,
DBUG_ENTER("test_if_skip_sort_order");
LINT_INIT(ref_key_parts);
/* Check which keys can be used to resolve ORDER BY */
usable_keys.set_all();
/*
Check which keys can be used to resolve ORDER BY.
We must not try to use disabled keys.
*/
usable_keys= table->keys_in_use;
for (ORDER *tmp_order=order; tmp_order ; tmp_order=tmp_order->next)
{
if ((*tmp_order->item)->type() != Item::FIELD_ITEM)