207 lines
6.1 KiB
Plaintext
207 lines
6.1 KiB
Plaintext
create table t1 (USR_ID integer not null, MAX_REQ integer not null, constraint PK_SEA_USER primary key (USR_ID)) engine=XENGINE;
|
|
insert into t1 values (1, 3);
|
|
select count(*) + MAX_REQ - MAX_REQ + MAX_REQ - MAX_REQ + MAX_REQ - MAX_REQ + MAX_REQ - MAX_REQ + MAX_REQ - MAX_REQ from t1 group by MAX_REQ;
|
|
count(*) + MAX_REQ - MAX_REQ + MAX_REQ - MAX_REQ + MAX_REQ - MAX_REQ + MAX_REQ - MAX_REQ + MAX_REQ - MAX_REQ
|
|
1
|
|
select Case When Count(*) < MAX_REQ Then 1 Else 0 End from t1 where t1.USR_ID = 1 group by MAX_REQ;
|
|
Case When Count(*) < MAX_REQ Then 1 Else 0 End
|
|
1
|
|
drop table t1;
|
|
create table t1m (a int) engine=myisam;
|
|
create table t1i (a int) engine=XENGINE;
|
|
create table t2m (a int) engine=myisam;
|
|
create table t2i (a int) engine=XENGINE;
|
|
insert into t2m values (5);
|
|
insert into t2i values (5);
|
|
select min(a) from t1m;
|
|
min(a)
|
|
NULL
|
|
select min(7) from t1m;
|
|
min(7)
|
|
NULL
|
|
select min(7) from DUAL;
|
|
min(7)
|
|
7
|
|
explain select min(7) from t2m join t1m;
|
|
id select_type table partitions type possible_keys key key_len ref rows filtered Extra
|
|
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
|
|
Warnings:
|
|
Note 1003 /* select#1 */ select min(7) AS `min(7)` from `test`.`t2m` join `test`.`t1m`
|
|
select min(7) from t2m join t1m;
|
|
min(7)
|
|
NULL
|
|
select max(a) from t1m;
|
|
max(a)
|
|
NULL
|
|
select max(7) from t1m;
|
|
max(7)
|
|
NULL
|
|
select max(7) from DUAL;
|
|
max(7)
|
|
7
|
|
explain select max(7) from t2m join t1m;
|
|
id select_type table partitions type possible_keys key key_len ref rows filtered Extra
|
|
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
|
|
Warnings:
|
|
Note 1003 /* select#1 */ select max(7) AS `max(7)` from `test`.`t2m` join `test`.`t1m`
|
|
select max(7) from t2m join t1m;
|
|
max(7)
|
|
NULL
|
|
select 1, min(a) from t1m where a=99;
|
|
1 min(a)
|
|
1 NULL
|
|
select 1, min(a) from t1m where 1=99;
|
|
1 min(a)
|
|
1 NULL
|
|
select 1, min(1) from t1m where a=99;
|
|
1 min(1)
|
|
1 NULL
|
|
select 1, min(1) from t1m where 1=99;
|
|
1 min(1)
|
|
1 NULL
|
|
select 1, max(a) from t1m where a=99;
|
|
1 max(a)
|
|
1 NULL
|
|
select 1, max(a) from t1m where 1=99;
|
|
1 max(a)
|
|
1 NULL
|
|
select 1, max(1) from t1m where a=99;
|
|
1 max(1)
|
|
1 NULL
|
|
select 1, max(1) from t1m where 1=99;
|
|
1 max(1)
|
|
1 NULL
|
|
select min(a) from t1i;
|
|
min(a)
|
|
NULL
|
|
select min(7) from t1i;
|
|
min(7)
|
|
NULL
|
|
select min(7) from DUAL;
|
|
min(7)
|
|
7
|
|
explain select min(7) from t2i join t1i;
|
|
id select_type table partitions type possible_keys key key_len ref rows filtered Extra
|
|
1 SIMPLE t2i NULL ALL NULL NULL NULL NULL # # NULL
|
|
1 SIMPLE t1i NULL ALL NULL NULL NULL NULL # # Using join buffer (Block Nested Loop)
|
|
Warnings:
|
|
Note 1003 /* select#1 */ select min(7) AS `min(7)` from `test`.`t2i` join `test`.`t1i`
|
|
select min(7) from t2i join t1i;
|
|
min(7)
|
|
NULL
|
|
select max(a) from t1i;
|
|
max(a)
|
|
NULL
|
|
select max(7) from t1i;
|
|
max(7)
|
|
NULL
|
|
select max(7) from DUAL;
|
|
max(7)
|
|
7
|
|
explain select max(7) from t2i join t1i;
|
|
id select_type table partitions type possible_keys key key_len ref rows filtered Extra
|
|
1 SIMPLE t2i NULL ALL NULL NULL NULL NULL # # NULL
|
|
1 SIMPLE t1i NULL ALL NULL NULL NULL NULL # # Using join buffer (Block Nested Loop)
|
|
Warnings:
|
|
Note 1003 /* select#1 */ select max(7) AS `max(7)` from `test`.`t2i` join `test`.`t1i`
|
|
select max(7) from t2i join t1i;
|
|
max(7)
|
|
NULL
|
|
select 1, min(a) from t1i where a=99;
|
|
1 min(a)
|
|
1 NULL
|
|
select 1, min(a) from t1i where 1=99;
|
|
1 min(a)
|
|
1 NULL
|
|
select 1, min(1) from t1i where a=99;
|
|
1 min(1)
|
|
1 NULL
|
|
select 1, min(1) from t1i where 1=99;
|
|
1 min(1)
|
|
1 NULL
|
|
select 1, max(a) from t1i where a=99;
|
|
1 max(a)
|
|
1 NULL
|
|
select 1, max(a) from t1i where 1=99;
|
|
1 max(a)
|
|
1 NULL
|
|
select 1, max(1) from t1i where a=99;
|
|
1 max(1)
|
|
1 NULL
|
|
select 1, max(1) from t1i where 1=99;
|
|
1 max(1)
|
|
1 NULL
|
|
explain select count(*), min(7), max(7) from t1m, t1i;
|
|
id select_type table partitions type possible_keys key key_len ref rows filtered Extra
|
|
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL NULL no matching row in const table
|
|
Warnings:
|
|
Note 1003 /* select#1 */ select count(0) AS `count(*)`,min(7) AS `min(7)`,max(7) AS `max(7)` from `test`.`t1m` join `test`.`t1i`
|
|
select count(*), min(7), max(7) from t1m, t1i;
|
|
count(*) min(7) max(7)
|
|
0 NULL NULL
|
|
explain select count(*), min(7), max(7) from t1m, t2i;
|
|
id select_type table partitions type possible_keys key key_len ref rows filtered Extra
|
|
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL NULL no matching row in const table
|
|
Warnings:
|
|
Note 1003 /* select#1 */ select count(0) AS `count(*)`,min(7) AS `min(7)`,max(7) AS `max(7)` from `test`.`t1m` join `test`.`t2i`
|
|
select count(*), min(7), max(7) from t1m, t2i;
|
|
count(*) min(7) max(7)
|
|
0 NULL NULL
|
|
explain select count(*), min(7), max(7) from t2m, t1i;
|
|
id select_type table partitions type possible_keys key key_len ref rows filtered Extra
|
|
1 SIMPLE t2m NULL system NULL NULL NULL NULL # # NULL
|
|
1 SIMPLE t1i NULL ALL NULL NULL NULL NULL # # NULL
|
|
Warnings:
|
|
Note 1003 /* select#1 */ select count(0) AS `count(*)`,min(7) AS `min(7)`,max(7) AS `max(7)` from `test`.`t1i`
|
|
select count(*), min(7), max(7) from t2m, t1i;
|
|
count(*) min(7) max(7)
|
|
0 NULL NULL
|
|
drop table t1m, t1i, t2m, t2i;
|
|
#
|
|
# Bug #57954: BIT_AND function returns incorrect results when
|
|
# semijoin=on
|
|
CREATE TABLE c (
|
|
pk INT,
|
|
col_varchar_key VARCHAR(1),
|
|
PRIMARY KEY (pk),
|
|
KEY col_varchar_key (col_varchar_key)
|
|
) ENGINE=XENGINE;
|
|
INSERT INTO c VALUES (11,NULL);
|
|
INSERT INTO c VALUES (16,'c');
|
|
CREATE TABLE bb (
|
|
pk INT,
|
|
col_varchar_key VARCHAR(1),
|
|
PRIMARY KEY (pk),
|
|
KEY col_varchar_key (col_varchar_key)
|
|
) ENGINE=XENGINE;
|
|
INSERT INTO bb VALUES (10,NULL);
|
|
SELECT straight_join BIT_AND(c.pk)
|
|
FROM
|
|
bb, c
|
|
WHERE c.col_varchar_key='ABC'
|
|
ORDER BY c.pk;
|
|
BIT_AND(c.pk)
|
|
18446744073709551615
|
|
DROP TABLE c,bb;
|
|
#
|
|
# Bug #58050: BIT_OR and BIT_XOR return incorrect results when
|
|
# semijoin=on
|
|
#
|
|
CREATE TABLE t1 (pk INT PRIMARY KEY, b INT, c INT) ENGINE=XENGINE;
|
|
INSERT INTO t1 VALUES(1, 1, 1);
|
|
CREATE TABLE t2 (pk INT PRIMARY KEY, b INT, c INT) ENGINE=XENGINE;
|
|
INSERT INTO t2 VALUES (1, 1, NULL);
|
|
SELECT t1.* FROM t1 JOIN t2 ON t1.c=t2.c WHERE t1.pk=1;
|
|
pk b c
|
|
SELECT BIT_OR(t1.b) FROM t1 JOIN t2 ON t1.c=t2.c WHERE t1.pk=1;
|
|
BIT_OR(t1.b)
|
|
0
|
|
SELECT BIT_AND(t1.b) FROM t1 JOIN t2 ON t1.c=t2.c WHERE t1.pk=1;
|
|
BIT_AND(t1.b)
|
|
18446744073709551615
|
|
SELECT BIT_XOR(t1.b) FROM t1 JOIN t2 ON t1.c=t2.c WHERE t1.pk=1;
|
|
BIT_XOR(t1.b)
|
|
0
|
|
DROP TABLE t1, t2;
|
|
End of 5.5 tests
|