mirror of
https://github.com/MariaDB/server.git
synced 2025-01-17 20:42:30 +01:00
1631f65dfd
Postfix for bug#22331 for windows platform. explain.test, explain.result: Cleanup after bugfix#22331. mysql-test/t/explain.test: Cleanup after bugfix#22331. mysql-test/r/explain.result: Cleanup after bugfix#22331. sql/sql_select.cc: Postfix for bug#22331 for windows platform.
69 lines
1.8 KiB
Text
69 lines
1.8 KiB
Text
#
|
|
# Test of different EXPLAIN's
|
|
|
|
--disable_warnings
|
|
drop table if exists t1;
|
|
--enable_warnings
|
|
create table t1 (id int not null, str char(10), unique(str));
|
|
explain select * from t1;
|
|
insert into t1 values (1, null),(2, null),(3, "foo"),(4, "bar");
|
|
select * from t1 where str is null;
|
|
select * from t1 where str="foo";
|
|
explain select * from t1 where str is null;
|
|
explain select * from t1 where str="foo";
|
|
explain select * from t1 ignore key (str) where str="foo";
|
|
explain select * from t1 use key (str,str) where str="foo";
|
|
|
|
#The following should give errors
|
|
--error 1176
|
|
explain select * from t1 use key (str,str,foo) where str="foo";
|
|
--error 1176
|
|
explain select * from t1 ignore key (str,str,foo) where str="foo";
|
|
drop table t1;
|
|
|
|
explain select 1;
|
|
|
|
create table t1 (a int not null);
|
|
explain select count(*) from t1;
|
|
insert into t1 values(1);
|
|
explain select count(*) from t1;
|
|
insert into t1 values(1);
|
|
explain select count(*) from t1;
|
|
drop table t1;
|
|
|
|
#
|
|
# Bug #3403 Wrong encoding in EXPLAIN SELECT output
|
|
#
|
|
set names koi8r;
|
|
create table ÔÁÂ (ËÏÌ0 int, ËÏÌ1 int, key ÉÎÄ0 (ËÏÌ0), key ÉÎÄ01 (ËÏÌ0,ËÏÌ1));
|
|
insert into ÔÁÂ (ËÏÌ0) values (1);
|
|
insert into ÔÁÂ (ËÏÌ0) values (2);
|
|
explain select ËÏÌ0 from ÔÁÂ where ËÏÌ0=1;
|
|
drop table ÔÁÂ;
|
|
set names latin1;
|
|
|
|
# End of 4.1 tests
|
|
|
|
|
|
#
|
|
# Bug#15463: EXPLAIN SELECT..INTO hangs the client (QB, command line)
|
|
#
|
|
select 3 into @v1;
|
|
explain select 3 into @v1;
|
|
|
|
#
|
|
# Bug#22331: Wrong WHERE in EXPLAIN EXTENDED when all expressions were
|
|
# optimized away.
|
|
#
|
|
create table t1(f1 int, f2 int);
|
|
insert into t1 values (1,1);
|
|
create view v1 as select * from t1 where f1=1;
|
|
explain extended select * from v1 where f2=1;
|
|
explain extended select * from t1 where 0;
|
|
explain extended select * from t1 where 1;
|
|
explain extended select * from t1 having 0;
|
|
explain extended select * from t1 having 1;
|
|
drop view v1;
|
|
drop table t1;
|
|
|
|
# End of 5.0 tests.
|