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f72a765997
two tests still fail: main.innodb_icp and main.range_vs_index_merge_innodb call records_in_range() with both range ends being open (which triggers an assert)
200 lines
5.5 KiB
Text
200 lines
5.5 KiB
Text
create table t1 (USR_ID integer not null, MAX_REQ integer not null, constraint PK_SEA_USER primary key (USR_ID)) engine=InnoDB;
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insert into t1 values (1, 3);
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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;
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count(*) + MAX_REQ - MAX_REQ + MAX_REQ - MAX_REQ + MAX_REQ - MAX_REQ + MAX_REQ - MAX_REQ + MAX_REQ - MAX_REQ
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1
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select Case When Count(*) < MAX_REQ Then 1 Else 0 End from t1 where t1.USR_ID = 1 group by MAX_REQ;
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Case When Count(*) < MAX_REQ Then 1 Else 0 End
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1
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drop table t1;
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create table t1m (a int) engine=myisam;
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create table t1i (a int) engine=innodb;
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create table t2m (a int) engine=myisam;
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create table t2i (a int) engine=innodb;
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insert into t2m values (5);
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insert into t2i values (5);
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select min(a) from t1m;
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min(a)
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NULL
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select min(7) from t1m;
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min(7)
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NULL
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select min(7) from DUAL;
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min(7)
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7
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explain select min(7) from t2m join t1m;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
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select min(7) from t2m join t1m;
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min(7)
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NULL
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select max(a) from t1m;
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max(a)
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NULL
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select max(7) from t1m;
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max(7)
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NULL
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select max(7) from DUAL;
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max(7)
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7
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explain select max(7) from t2m join t1m;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE NULL NULL NULL NULL NULL NULL NULL Select tables optimized away
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select max(7) from t2m join t1m;
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max(7)
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NULL
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select 1, min(a) from t1m where a=99;
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1 min(a)
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1 NULL
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select 1, min(a) from t1m where 1=99;
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1 min(a)
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1 NULL
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select 1, min(1) from t1m where a=99;
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1 min(1)
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1 NULL
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select 1, min(1) from t1m where 1=99;
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1 min(1)
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1 NULL
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select 1, max(a) from t1m where a=99;
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1 max(a)
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1 NULL
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select 1, max(a) from t1m where 1=99;
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1 max(a)
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1 NULL
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select 1, max(1) from t1m where a=99;
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1 max(1)
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1 NULL
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select 1, max(1) from t1m where 1=99;
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1 max(1)
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1 NULL
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select min(a) from t1i;
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min(a)
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NULL
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select min(7) from t1i;
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min(7)
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NULL
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select min(7) from DUAL;
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min(7)
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7
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explain select min(7) from t2i join t1i;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t2i ALL NULL NULL NULL NULL 1
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1 SIMPLE t1i ALL NULL NULL NULL NULL 1 Using join buffer (flat, BNL join)
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select min(7) from t2i join t1i;
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min(7)
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NULL
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select max(a) from t1i;
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max(a)
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NULL
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select max(7) from t1i;
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max(7)
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NULL
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select max(7) from DUAL;
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max(7)
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7
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explain select max(7) from t2i join t1i;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t2i ALL NULL NULL NULL NULL 1
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1 SIMPLE t1i ALL NULL NULL NULL NULL 1 Using join buffer (flat, BNL join)
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select max(7) from t2i join t1i;
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max(7)
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NULL
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select 1, min(a) from t1i where a=99;
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1 min(a)
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1 NULL
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select 1, min(a) from t1i where 1=99;
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1 min(a)
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1 NULL
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select 1, min(1) from t1i where a=99;
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1 min(1)
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1 NULL
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select 1, min(1) from t1i where 1=99;
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1 min(1)
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1 NULL
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select 1, max(a) from t1i where a=99;
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1 max(a)
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1 NULL
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select 1, max(a) from t1i where 1=99;
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1 max(a)
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1 NULL
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select 1, max(1) from t1i where a=99;
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1 max(1)
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1 NULL
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select 1, max(1) from t1i where 1=99;
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1 max(1)
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1 NULL
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explain select count(*), min(7), max(7) from t1m, t1i;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1m system NULL NULL NULL NULL 0 const row not found
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1 SIMPLE t1i ALL NULL NULL NULL NULL 1
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select count(*), min(7), max(7) from t1m, t1i;
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count(*) min(7) max(7)
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0 NULL NULL
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explain select count(*), min(7), max(7) from t1m, t2i;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1m system NULL NULL NULL NULL 0 const row not found
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1 SIMPLE t2i ALL NULL NULL NULL NULL 1
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select count(*), min(7), max(7) from t1m, t2i;
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count(*) min(7) max(7)
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0 NULL NULL
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explain select count(*), min(7), max(7) from t2m, t1i;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t2m system NULL NULL NULL NULL 1
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1 SIMPLE t1i ALL NULL NULL NULL NULL 1
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select count(*), min(7), max(7) from t2m, t1i;
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count(*) min(7) max(7)
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0 NULL NULL
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drop table t1m, t1i, t2m, t2i;
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#
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# Bug#12713907: STRANGE OPTIMIZE & WRONG RESULT UNDER ORDER BY
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# COUNT(*) LIMIT.
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#
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CREATE TABLE t1 (
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id BIGINT(20) ,
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member_id_to INT(11) ,
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r_date DATE ,
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PRIMARY KEY (id,r_date),
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KEY r_date_idx (r_date),
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KEY t1_idx01 (member_id_to)
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) ENGINE=InnoDB;
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INSERT INTO t1 VALUES
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(107924526,518491,'2011-05-01'),
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(107924527,518491,'2011-05-01'),
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(107924528,518491,'2011-05-01'),
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(107924529,518491,'2011-05-01'),
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(107924530,518491,'2011-05-01'),
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(107924531,518491,'2011-05-01'),
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(107924532,518491,'2011-05-01'),
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(107924534,518491,'2011-06-21'),
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(107924535,518491,'2011-06-21'),
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(107924536,518491,'2011-06-21'),
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(107924537,518491,'2011-06-21'),
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(107924538,518491,'2011-06-21'),
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(107924542,1601319,'2011-06-21'),
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(107924543,1601319,'2011-06-21'),
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(107924544,1601319,'2011-06-21'),
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(107924545,1601319,'2011-06-21'),
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(107924546,1601319,'2011-06-21'),
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(107924547,1601319,'2011-06-21'),
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(107924548,1601319,'2011-06-21'),
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(107924549,1601319,'2011-06-21'),
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(107924550,1601319,'2011-06-21');
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SELECT member_id_to, COUNT(*) FROM t1 WHERE r_date =
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'2011-06-21' GROUP BY member_id_to ORDER BY 2 LIMIT 1;
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member_id_to COUNT(*)
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518491 5
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DROP TABLE t1;
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# End of test BUG#12713907
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#
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# Bug#13723054 CRASH WITH MIN/MAX AFTER QUICK_GROUP_MIN_MAX_SELECT::NEXT_MIN
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#
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CREATE TABLE t1(a BLOB, b VARCHAR(255) CHARSET LATIN1, c INT,
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KEY(b, c, a(765))) ENGINE=INNODB;
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INSERT INTO t1(a, b, c) VALUES ('', 'a', 0), ('', 'a', null), ('', 'a', 0);
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SELECT MIN(c) FROM t1 GROUP BY b;
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MIN(c)
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0
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EXPLAIN SELECT MIN(c) FROM t1 GROUP BY b;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 range NULL b 263 NULL 4 Using index for group-by
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DROP TABLE t1;
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