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nexedi
MariaDB
Commits
357eac27
Commit
357eac27
authored
May 25, 2006
by
unknown
Browse files
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Merge mysql.com:/home/kgeorge/mysql/5.0/clean
into mysql.com:/home/kgeorge/mysql/5.0/B18742-2
parents
f63e1728
f112e407
Changes
4
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4 changed files
with
172 additions
and
93 deletions
+172
-93
mysql-test/r/group_min_max.result
mysql-test/r/group_min_max.result
+1
-40
mysql-test/r/innodb_mysql.result
mysql-test/r/innodb_mysql.result
+76
-0
mysql-test/t/group_min_max.test
mysql-test/t/group_min_max.test
+1
-53
mysql-test/t/innodb_mysql.test
mysql-test/t/innodb_mysql.test
+94
-0
No files found.
mysql-test/r/group_min_max.result
View file @
357eac27
...
...
@@ -1981,46 +1981,7 @@ a
b
c
d
create table t4 (
pk_col int auto_increment primary key, a1 char(64), a2 char(64), b char(16), c char(16) not null, d char(16), dummy char(64) default ' '
) engine=innodb;
insert into t4 (a1, a2, b, c, d, dummy) select * from t1;
create index idx12672_0 on t4 (a1);
create index idx12672_1 on t4 (a1,a2,b,c);
create index idx12672_2 on t4 (a1,a2,b);
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status Table is already up to date
select distinct a1 from t4 where pk_col not in (1,2,3,4);
a1
a
b
c
d
drop table t1,t2,t3,t4;
create table t1 (
a varchar(30), b varchar(30), primary key(a), key(b)
) engine=innodb;
select distinct a from t1;
a
drop table t1;
create table t1(a int, key(a)) engine=innodb;
insert into t1 values(1);
select a, count(a) from t1 group by a with rollup;
a count(a)
1 1
NULL 1
drop table t1;
create table t1 (f1 int, f2 char(1), primary key(f1,f2)) engine=innodb;
insert into t1 values ( 1,"e"),(2,"a"),( 3,"c"),(4,"d");
alter table t1 drop primary key, add primary key (f2, f1);
explain select distinct f1 a, f1 b from t1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 index NULL PRIMARY 5 NULL 4 Using index; Using temporary
explain select distinct f1, f2 from t1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range NULL PRIMARY 5 NULL 3 Using index for group-by; Using temporary
drop table t1;
drop table t1,t2,t3;
create table t1 (c1 int not null,c2 int not null, primary key(c1,c2));
insert into t1 (c1,c2) values
(10,1),(10,2),(10,3),(20,4),(20,5),(20,6),(30,7),(30,8),(30,9);
...
...
mysql-test/r/innodb_mysql.result
View file @
357eac27
...
...
@@ -192,3 +192,79 @@ select count(*), min(7), max(7) from t2m, t1i;
count(*) min(7) max(7)
0 NULL NULL
drop table t1m, t1i, t2m, t2i;
create table t1 (
a1 char(64), a2 char(64), b char(16), c char(16) not null, d char(16), dummy char(64) default ' '
);
insert into t1 (a1, a2, b, c, d) values
('a','a','a','a111','xy1'),('a','a','a','b111','xy2'),('a','a','a','c111','xy3'),('a','a','a','d111','xy4'),
('a','a','b','e112','xy1'),('a','a','b','f112','xy2'),('a','a','b','g112','xy3'),('a','a','b','h112','xy4'),
('a','b','a','i121','xy1'),('a','b','a','j121','xy2'),('a','b','a','k121','xy3'),('a','b','a','l121','xy4'),
('a','b','b','m122','xy1'),('a','b','b','n122','xy2'),('a','b','b','o122','xy3'),('a','b','b','p122','xy4'),
('b','a','a','a211','xy1'),('b','a','a','b211','xy2'),('b','a','a','c211','xy3'),('b','a','a','d211','xy4'),
('b','a','b','e212','xy1'),('b','a','b','f212','xy2'),('b','a','b','g212','xy3'),('b','a','b','h212','xy4'),
('b','b','a','i221','xy1'),('b','b','a','j221','xy2'),('b','b','a','k221','xy3'),('b','b','a','l221','xy4'),
('b','b','b','m222','xy1'),('b','b','b','n222','xy2'),('b','b','b','o222','xy3'),('b','b','b','p222','xy4'),
('c','a','a','a311','xy1'),('c','a','a','b311','xy2'),('c','a','a','c311','xy3'),('c','a','a','d311','xy4'),
('c','a','b','e312','xy1'),('c','a','b','f312','xy2'),('c','a','b','g312','xy3'),('c','a','b','h312','xy4'),
('c','b','a','i321','xy1'),('c','b','a','j321','xy2'),('c','b','a','k321','xy3'),('c','b','a','l321','xy4'),
('c','b','b','m322','xy1'),('c','b','b','n322','xy2'),('c','b','b','o322','xy3'),('c','b','b','p322','xy4'),
('d','a','a','a411','xy1'),('d','a','a','b411','xy2'),('d','a','a','c411','xy3'),('d','a','a','d411','xy4'),
('d','a','b','e412','xy1'),('d','a','b','f412','xy2'),('d','a','b','g412','xy3'),('d','a','b','h412','xy4'),
('d','b','a','i421','xy1'),('d','b','a','j421','xy2'),('d','b','a','k421','xy3'),('d','b','a','l421','xy4'),
('d','b','b','m422','xy1'),('d','b','b','n422','xy2'),('d','b','b','o422','xy3'),('d','b','b','p422','xy4'),
('a','a','a','a111','xy1'),('a','a','a','b111','xy2'),('a','a','a','c111','xy3'),('a','a','a','d111','xy4'),
('a','a','b','e112','xy1'),('a','a','b','f112','xy2'),('a','a','b','g112','xy3'),('a','a','b','h112','xy4'),
('a','b','a','i121','xy1'),('a','b','a','j121','xy2'),('a','b','a','k121','xy3'),('a','b','a','l121','xy4'),
('a','b','b','m122','xy1'),('a','b','b','n122','xy2'),('a','b','b','o122','xy3'),('a','b','b','p122','xy4'),
('b','a','a','a211','xy1'),('b','a','a','b211','xy2'),('b','a','a','c211','xy3'),('b','a','a','d211','xy4'),
('b','a','b','e212','xy1'),('b','a','b','f212','xy2'),('b','a','b','g212','xy3'),('b','a','b','h212','xy4'),
('b','b','a','i221','xy1'),('b','b','a','j221','xy2'),('b','b','a','k221','xy3'),('b','b','a','l221','xy4'),
('b','b','b','m222','xy1'),('b','b','b','n222','xy2'),('b','b','b','o222','xy3'),('b','b','b','p222','xy4'),
('c','a','a','a311','xy1'),('c','a','a','b311','xy2'),('c','a','a','c311','xy3'),('c','a','a','d311','xy4'),
('c','a','b','e312','xy1'),('c','a','b','f312','xy2'),('c','a','b','g312','xy3'),('c','a','b','h312','xy4'),
('c','b','a','i321','xy1'),('c','b','a','j321','xy2'),('c','b','a','k321','xy3'),('c','b','a','l321','xy4'),
('c','b','b','m322','xy1'),('c','b','b','n322','xy2'),('c','b','b','o322','xy3'),('c','b','b','p322','xy4'),
('d','a','a','a411','xy1'),('d','a','a','b411','xy2'),('d','a','a','c411','xy3'),('d','a','a','d411','xy4'),
('d','a','b','e412','xy1'),('d','a','b','f412','xy2'),('d','a','b','g412','xy3'),('d','a','b','h412','xy4'),
('d','b','a','i421','xy1'),('d','b','a','j421','xy2'),('d','b','a','k421','xy3'),('d','b','a','l421','xy4'),
('d','b','b','m422','xy1'),('d','b','b','n422','xy2'),('d','b','b','o422','xy3'),('d','b','b','p422','xy4');
create table t4 (
pk_col int auto_increment primary key, a1 char(64), a2 char(64), b char(16), c char(16) not null, d char(16), dummy char(64) default ' '
) engine=innodb;
insert into t4 (a1, a2, b, c, d, dummy) select * from t1;
create index idx12672_0 on t4 (a1);
create index idx12672_1 on t4 (a1,a2,b,c);
create index idx12672_2 on t4 (a1,a2,b);
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
select distinct a1 from t4 where pk_col not in (1,2,3,4);
a1
a
b
c
d
drop table t1,t4;
create table t1 (
a varchar(30), b varchar(30), primary key(a), key(b)
) engine=innodb;
select distinct a from t1;
a
drop table t1;
create table t1(a int, key(a)) engine=innodb;
insert into t1 values(1);
select a, count(a) from t1 group by a with rollup;
a count(a)
1 1
NULL 1
drop table t1;
create table t1 (f1 int, f2 char(1), primary key(f1,f2)) engine=innodb;
insert into t1 values ( 1,"e"),(2,"a"),( 3,"c"),(4,"d");
alter table t1 drop primary key, add primary key (f2, f1);
explain select distinct f1 a, f1 b from t1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 index NULL PRIMARY 5 NULL 4 Using index; Using temporary
explain select distinct f1, f2 from t1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range NULL PRIMARY 5 NULL 3 Using index for group-by; Using temporary
drop table t1;
mysql-test/t/group_min_max.test
View file @
357eac27
...
...
@@ -659,59 +659,7 @@ select a1 from t1 where a2 = 'b' group by a1;
explain
select
distinct
a1
from
t1
where
a2
=
'b'
;
select
distinct
a1
from
t1
where
a2
=
'b'
;
#
# Bug #12672: primary key implcitly included in every innodb index
#
--
disable_warnings
create
table
t4
(
pk_col
int
auto_increment
primary
key
,
a1
char
(
64
),
a2
char
(
64
),
b
char
(
16
),
c
char
(
16
)
not
null
,
d
char
(
16
),
dummy
char
(
64
)
default
' '
)
engine
=
innodb
;
--
enable_warnings
insert
into
t4
(
a1
,
a2
,
b
,
c
,
d
,
dummy
)
select
*
from
t1
;
create
index
idx12672_0
on
t4
(
a1
);
create
index
idx12672_1
on
t4
(
a1
,
a2
,
b
,
c
);
create
index
idx12672_2
on
t4
(
a1
,
a2
,
b
);
analyze
table
t1
;
select
distinct
a1
from
t4
where
pk_col
not
in
(
1
,
2
,
3
,
4
);
drop
table
t1
,
t2
,
t3
,
t4
;
#
# Bug #6142: a problem with the empty innodb table
#
--
disable_warnings
create
table
t1
(
a
varchar
(
30
),
b
varchar
(
30
),
primary
key
(
a
),
key
(
b
)
)
engine
=
innodb
;
--
enable_warnings
select
distinct
a
from
t1
;
drop
table
t1
;
#
# Bug #9798: group by with rollup
#
--
disable_warnings
create
table
t1
(
a
int
,
key
(
a
))
engine
=
innodb
;
--
enable_warnings
insert
into
t1
values
(
1
);
select
a
,
count
(
a
)
from
t1
group
by
a
with
rollup
;
drop
table
t1
;
#
# Bug #13293 Wrongly used index results in endless loop.
#
create
table
t1
(
f1
int
,
f2
char
(
1
),
primary
key
(
f1
,
f2
))
engine
=
innodb
;
insert
into
t1
values
(
1
,
"e"
),(
2
,
"a"
),(
3
,
"c"
),(
4
,
"d"
);
alter
table
t1
drop
primary
key
,
add
primary
key
(
f2
,
f1
);
explain
select
distinct
f1
a
,
f1
b
from
t1
;
explain
select
distinct
f1
,
f2
from
t1
;
drop
table
t1
;
drop
table
t1
,
t2
,
t3
;
#
# Bug #14920 Ordering aggregated result sets with composite primary keys
# corrupts resultset
...
...
mysql-test/t/innodb_mysql.test
View file @
357eac27
...
...
@@ -129,3 +129,97 @@ select count(*), min(7), max(7) from t2m, t1i;
drop
table
t1m
,
t1i
,
t2m
,
t2i
;
#
# Bug #12672: primary key implcitly included in every innodb index
# (was part of group_min_max.test)
#
create
table
t1
(
a1
char
(
64
),
a2
char
(
64
),
b
char
(
16
),
c
char
(
16
)
not
null
,
d
char
(
16
),
dummy
char
(
64
)
default
' '
);
insert
into
t1
(
a1
,
a2
,
b
,
c
,
d
)
values
(
'a'
,
'a'
,
'a'
,
'a111'
,
'xy1'
),(
'a'
,
'a'
,
'a'
,
'b111'
,
'xy2'
),(
'a'
,
'a'
,
'a'
,
'c111'
,
'xy3'
),(
'a'
,
'a'
,
'a'
,
'd111'
,
'xy4'
),
(
'a'
,
'a'
,
'b'
,
'e112'
,
'xy1'
),(
'a'
,
'a'
,
'b'
,
'f112'
,
'xy2'
),(
'a'
,
'a'
,
'b'
,
'g112'
,
'xy3'
),(
'a'
,
'a'
,
'b'
,
'h112'
,
'xy4'
),
(
'a'
,
'b'
,
'a'
,
'i121'
,
'xy1'
),(
'a'
,
'b'
,
'a'
,
'j121'
,
'xy2'
),(
'a'
,
'b'
,
'a'
,
'k121'
,
'xy3'
),(
'a'
,
'b'
,
'a'
,
'l121'
,
'xy4'
),
(
'a'
,
'b'
,
'b'
,
'm122'
,
'xy1'
),(
'a'
,
'b'
,
'b'
,
'n122'
,
'xy2'
),(
'a'
,
'b'
,
'b'
,
'o122'
,
'xy3'
),(
'a'
,
'b'
,
'b'
,
'p122'
,
'xy4'
),
(
'b'
,
'a'
,
'a'
,
'a211'
,
'xy1'
),(
'b'
,
'a'
,
'a'
,
'b211'
,
'xy2'
),(
'b'
,
'a'
,
'a'
,
'c211'
,
'xy3'
),(
'b'
,
'a'
,
'a'
,
'd211'
,
'xy4'
),
(
'b'
,
'a'
,
'b'
,
'e212'
,
'xy1'
),(
'b'
,
'a'
,
'b'
,
'f212'
,
'xy2'
),(
'b'
,
'a'
,
'b'
,
'g212'
,
'xy3'
),(
'b'
,
'a'
,
'b'
,
'h212'
,
'xy4'
),
(
'b'
,
'b'
,
'a'
,
'i221'
,
'xy1'
),(
'b'
,
'b'
,
'a'
,
'j221'
,
'xy2'
),(
'b'
,
'b'
,
'a'
,
'k221'
,
'xy3'
),(
'b'
,
'b'
,
'a'
,
'l221'
,
'xy4'
),
(
'b'
,
'b'
,
'b'
,
'm222'
,
'xy1'
),(
'b'
,
'b'
,
'b'
,
'n222'
,
'xy2'
),(
'b'
,
'b'
,
'b'
,
'o222'
,
'xy3'
),(
'b'
,
'b'
,
'b'
,
'p222'
,
'xy4'
),
(
'c'
,
'a'
,
'a'
,
'a311'
,
'xy1'
),(
'c'
,
'a'
,
'a'
,
'b311'
,
'xy2'
),(
'c'
,
'a'
,
'a'
,
'c311'
,
'xy3'
),(
'c'
,
'a'
,
'a'
,
'd311'
,
'xy4'
),
(
'c'
,
'a'
,
'b'
,
'e312'
,
'xy1'
),(
'c'
,
'a'
,
'b'
,
'f312'
,
'xy2'
),(
'c'
,
'a'
,
'b'
,
'g312'
,
'xy3'
),(
'c'
,
'a'
,
'b'
,
'h312'
,
'xy4'
),
(
'c'
,
'b'
,
'a'
,
'i321'
,
'xy1'
),(
'c'
,
'b'
,
'a'
,
'j321'
,
'xy2'
),(
'c'
,
'b'
,
'a'
,
'k321'
,
'xy3'
),(
'c'
,
'b'
,
'a'
,
'l321'
,
'xy4'
),
(
'c'
,
'b'
,
'b'
,
'm322'
,
'xy1'
),(
'c'
,
'b'
,
'b'
,
'n322'
,
'xy2'
),(
'c'
,
'b'
,
'b'
,
'o322'
,
'xy3'
),(
'c'
,
'b'
,
'b'
,
'p322'
,
'xy4'
),
(
'd'
,
'a'
,
'a'
,
'a411'
,
'xy1'
),(
'd'
,
'a'
,
'a'
,
'b411'
,
'xy2'
),(
'd'
,
'a'
,
'a'
,
'c411'
,
'xy3'
),(
'd'
,
'a'
,
'a'
,
'd411'
,
'xy4'
),
(
'd'
,
'a'
,
'b'
,
'e412'
,
'xy1'
),(
'd'
,
'a'
,
'b'
,
'f412'
,
'xy2'
),(
'd'
,
'a'
,
'b'
,
'g412'
,
'xy3'
),(
'd'
,
'a'
,
'b'
,
'h412'
,
'xy4'
),
(
'd'
,
'b'
,
'a'
,
'i421'
,
'xy1'
),(
'd'
,
'b'
,
'a'
,
'j421'
,
'xy2'
),(
'd'
,
'b'
,
'a'
,
'k421'
,
'xy3'
),(
'd'
,
'b'
,
'a'
,
'l421'
,
'xy4'
),
(
'd'
,
'b'
,
'b'
,
'm422'
,
'xy1'
),(
'd'
,
'b'
,
'b'
,
'n422'
,
'xy2'
),(
'd'
,
'b'
,
'b'
,
'o422'
,
'xy3'
),(
'd'
,
'b'
,
'b'
,
'p422'
,
'xy4'
),
(
'a'
,
'a'
,
'a'
,
'a111'
,
'xy1'
),(
'a'
,
'a'
,
'a'
,
'b111'
,
'xy2'
),(
'a'
,
'a'
,
'a'
,
'c111'
,
'xy3'
),(
'a'
,
'a'
,
'a'
,
'd111'
,
'xy4'
),
(
'a'
,
'a'
,
'b'
,
'e112'
,
'xy1'
),(
'a'
,
'a'
,
'b'
,
'f112'
,
'xy2'
),(
'a'
,
'a'
,
'b'
,
'g112'
,
'xy3'
),(
'a'
,
'a'
,
'b'
,
'h112'
,
'xy4'
),
(
'a'
,
'b'
,
'a'
,
'i121'
,
'xy1'
),(
'a'
,
'b'
,
'a'
,
'j121'
,
'xy2'
),(
'a'
,
'b'
,
'a'
,
'k121'
,
'xy3'
),(
'a'
,
'b'
,
'a'
,
'l121'
,
'xy4'
),
(
'a'
,
'b'
,
'b'
,
'm122'
,
'xy1'
),(
'a'
,
'b'
,
'b'
,
'n122'
,
'xy2'
),(
'a'
,
'b'
,
'b'
,
'o122'
,
'xy3'
),(
'a'
,
'b'
,
'b'
,
'p122'
,
'xy4'
),
(
'b'
,
'a'
,
'a'
,
'a211'
,
'xy1'
),(
'b'
,
'a'
,
'a'
,
'b211'
,
'xy2'
),(
'b'
,
'a'
,
'a'
,
'c211'
,
'xy3'
),(
'b'
,
'a'
,
'a'
,
'd211'
,
'xy4'
),
(
'b'
,
'a'
,
'b'
,
'e212'
,
'xy1'
),(
'b'
,
'a'
,
'b'
,
'f212'
,
'xy2'
),(
'b'
,
'a'
,
'b'
,
'g212'
,
'xy3'
),(
'b'
,
'a'
,
'b'
,
'h212'
,
'xy4'
),
(
'b'
,
'b'
,
'a'
,
'i221'
,
'xy1'
),(
'b'
,
'b'
,
'a'
,
'j221'
,
'xy2'
),(
'b'
,
'b'
,
'a'
,
'k221'
,
'xy3'
),(
'b'
,
'b'
,
'a'
,
'l221'
,
'xy4'
),
(
'b'
,
'b'
,
'b'
,
'm222'
,
'xy1'
),(
'b'
,
'b'
,
'b'
,
'n222'
,
'xy2'
),(
'b'
,
'b'
,
'b'
,
'o222'
,
'xy3'
),(
'b'
,
'b'
,
'b'
,
'p222'
,
'xy4'
),
(
'c'
,
'a'
,
'a'
,
'a311'
,
'xy1'
),(
'c'
,
'a'
,
'a'
,
'b311'
,
'xy2'
),(
'c'
,
'a'
,
'a'
,
'c311'
,
'xy3'
),(
'c'
,
'a'
,
'a'
,
'd311'
,
'xy4'
),
(
'c'
,
'a'
,
'b'
,
'e312'
,
'xy1'
),(
'c'
,
'a'
,
'b'
,
'f312'
,
'xy2'
),(
'c'
,
'a'
,
'b'
,
'g312'
,
'xy3'
),(
'c'
,
'a'
,
'b'
,
'h312'
,
'xy4'
),
(
'c'
,
'b'
,
'a'
,
'i321'
,
'xy1'
),(
'c'
,
'b'
,
'a'
,
'j321'
,
'xy2'
),(
'c'
,
'b'
,
'a'
,
'k321'
,
'xy3'
),(
'c'
,
'b'
,
'a'
,
'l321'
,
'xy4'
),
(
'c'
,
'b'
,
'b'
,
'm322'
,
'xy1'
),(
'c'
,
'b'
,
'b'
,
'n322'
,
'xy2'
),(
'c'
,
'b'
,
'b'
,
'o322'
,
'xy3'
),(
'c'
,
'b'
,
'b'
,
'p322'
,
'xy4'
),
(
'd'
,
'a'
,
'a'
,
'a411'
,
'xy1'
),(
'd'
,
'a'
,
'a'
,
'b411'
,
'xy2'
),(
'd'
,
'a'
,
'a'
,
'c411'
,
'xy3'
),(
'd'
,
'a'
,
'a'
,
'd411'
,
'xy4'
),
(
'd'
,
'a'
,
'b'
,
'e412'
,
'xy1'
),(
'd'
,
'a'
,
'b'
,
'f412'
,
'xy2'
),(
'd'
,
'a'
,
'b'
,
'g412'
,
'xy3'
),(
'd'
,
'a'
,
'b'
,
'h412'
,
'xy4'
),
(
'd'
,
'b'
,
'a'
,
'i421'
,
'xy1'
),(
'd'
,
'b'
,
'a'
,
'j421'
,
'xy2'
),(
'd'
,
'b'
,
'a'
,
'k421'
,
'xy3'
),(
'd'
,
'b'
,
'a'
,
'l421'
,
'xy4'
),
(
'd'
,
'b'
,
'b'
,
'm422'
,
'xy1'
),(
'd'
,
'b'
,
'b'
,
'n422'
,
'xy2'
),(
'd'
,
'b'
,
'b'
,
'o422'
,
'xy3'
),(
'd'
,
'b'
,
'b'
,
'p422'
,
'xy4'
);
--
disable_warnings
create
table
t4
(
pk_col
int
auto_increment
primary
key
,
a1
char
(
64
),
a2
char
(
64
),
b
char
(
16
),
c
char
(
16
)
not
null
,
d
char
(
16
),
dummy
char
(
64
)
default
' '
)
engine
=
innodb
;
--
enable_warnings
insert
into
t4
(
a1
,
a2
,
b
,
c
,
d
,
dummy
)
select
*
from
t1
;
create
index
idx12672_0
on
t4
(
a1
);
create
index
idx12672_1
on
t4
(
a1
,
a2
,
b
,
c
);
create
index
idx12672_2
on
t4
(
a1
,
a2
,
b
);
analyze
table
t1
;
select
distinct
a1
from
t4
where
pk_col
not
in
(
1
,
2
,
3
,
4
);
drop
table
t1
,
t4
;
#
# Bug #6142: a problem with the empty innodb table
# (was part of group_min_max.test)
#
--
disable_warnings
create
table
t1
(
a
varchar
(
30
),
b
varchar
(
30
),
primary
key
(
a
),
key
(
b
)
)
engine
=
innodb
;
--
enable_warnings
select
distinct
a
from
t1
;
drop
table
t1
;
#
# Bug #9798: group by with rollup
# (was part of group_min_max.test)
#
--
disable_warnings
create
table
t1
(
a
int
,
key
(
a
))
engine
=
innodb
;
--
enable_warnings
insert
into
t1
values
(
1
);
select
a
,
count
(
a
)
from
t1
group
by
a
with
rollup
;
drop
table
t1
;
#
# Bug #13293 Wrongly used index results in endless loop.
# (was part of group_min_max.test)
#
create
table
t1
(
f1
int
,
f2
char
(
1
),
primary
key
(
f1
,
f2
))
engine
=
innodb
;
insert
into
t1
values
(
1
,
"e"
),(
2
,
"a"
),(
3
,
"c"
),(
4
,
"d"
);
alter
table
t1
drop
primary
key
,
add
primary
key
(
f2
,
f1
);
explain
select
distinct
f1
a
,
f1
b
from
t1
;
explain
select
distinct
f1
,
f2
from
t1
;
drop
table
t1
;
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