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mirror of https://github.com/MariaDB/server.git synced 2025-07-29 05:21:33 +03:00

Merge with 4.0.13

This commit is contained in:
monty@narttu.mysql.fi
2003-05-19 16:35:49 +03:00
317 changed files with 6662 additions and 3466 deletions

View File

@ -138,15 +138,6 @@ id parent_id level
1008 102 2
1010 102 2
1015 102 2
explain select level from t1 where level=1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref level level 1 const # Using where; Using index
explain select level,id from t1 where level=1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref level level 1 const # Using where; Using index
explain select level,id,parent_id from t1 where level=1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref level level 1 const # Using where
select level,id from t1 where level=1;
level id
1 1002
@ -208,7 +199,7 @@ create index skr on t1 (a);
insert into t1 values (3,""), (4,"testing");
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze error The storage enginge for the table doesn't support analyze
test.t1 analyze status OK
show keys from t1;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment
t1 1 skr 1 a A 3 NULL NULL YES BTREE
@ -595,9 +586,6 @@ id parent_id level
1009 102 2
1025 102 2
1016 102 2
explain select level from t1 where level=1;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref level level 1 const 6 Using where; Using index
select level,id from t1 where level=1;
level id
1 1004
@ -1141,7 +1129,7 @@ a b
drop table t1;
CREATE TABLE t1 (a int not null primary key, b int not null, key (b)) type=innodb;
CREATE TABLE t2 (a int not null primary key, b int not null, key (b)) type=innodb;
INSERT INTO t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
INSERT INTO t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9),(10,10),(11,11),(12,12);
INSERT INTO t2 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8),(9,9);
update t1,t2 set t1.a=t1.a+100;
select * from t1;
@ -1155,6 +1143,9 @@ a b
107 7
108 8
109 9
110 10
111 11
112 12
update t1,t2 set t1.a=t1.a+100 where t1.a=101;
select * from t1;
a b
@ -1167,6 +1158,9 @@ a b
107 7
108 8
109 9
110 10
111 11
112 12
update t1,t2 set t1.b=t1.b+10 where t1.b=2;
select * from t1;
a b
@ -1178,8 +1172,11 @@ a b
107 7
108 8
109 9
110 10
111 11
102 12
update t1,t2 set t1.b=t1.b+2,t2.b=t1.b where t1.b between 3 and 5;
112 12
update t1,t2 set t1.b=t1.b+2,t2.b=t1.b+10 where t1.b between 3 and 5 and t1.a=t2.a+100;
select * from t1;
a b
201 1
@ -1190,19 +1187,105 @@ a b
107 7
108 8
109 9
110 10
111 11
102 12
112 12
select * from t2;
a b
1 5
2 5
3 5
4 5
5 5
6 5
7 5
8 5
9 5
1 1
2 2
6 6
7 7
8 8
9 9
3 13
4 14
5 15
drop table t1,t2;
CREATE TABLE t2 ( NEXT_T BIGINT NOT NULL PRIMARY KEY) TYPE=MyISAM;
CREATE TABLE t1 ( B_ID INTEGER NOT NULL PRIMARY KEY) TYPE=InnoDB;
SET AUTOCOMMIT=0;
INSERT INTO t1 ( B_ID ) VALUES ( 1 );
INSERT INTO t2 ( NEXT_T ) VALUES ( 1 );
ROLLBACK;
Warning: Some non-transactional changed tables couldn't be rolled back
SELECT * FROM t1;
B_ID
drop table t1,t2;
create table t1 ( pk int primary key, parent int not null, child int not null, index (parent) ) type = innodb;
insert into t1 values (1,0,4), (2,1,3), (3,2,1), (4,1,2);
select distinct parent,child from t1 order by parent;
parent child
0 4
1 2
1 3
2 1
drop table t1;
create table t1 (a int not null auto_increment primary key, b int, c int, key(c)) type=innodb;
create table t2 (a int not null auto_increment primary key, b int);
insert into t1 (b) values (null),(null),(null),(null),(null),(null),(null);
insert into t2 (a) select b from t1;
insert into t1 (b) select b from t2;
insert into t2 (a) select b from t1;
insert into t1 (a) select b from t2;
insert into t2 (a) select b from t1;
insert into t1 (a) select b from t2;
insert into t2 (a) select b from t1;
insert into t1 (a) select b from t2;
insert into t2 (a) select b from t1;
insert into t1 (a) select b from t2;
insert into t2 (a) select b from t1;
insert into t1 (a) select b from t2;
insert into t2 (a) select b from t1;
insert into t1 (a) select b from t2;
insert into t2 (a) select b from t1;
insert into t1 (a) select b from t2;
insert into t2 (a) select b from t1;
insert into t1 (a) select b from t2;
select count(*) from t1;
count(*)
29267
explain select * from t1 where c between 1 and 10000;
table type possible_keys key key_len ref rows Extra
t1 range c c 5 NULL 1 Using where
update t1 set c=a;
explain select * from t1 where c between 1 and 10000;
table type possible_keys key key_len ref rows Extra
t1 ALL c NULL NULL NULL 29537 Using where
drop table t1,t2;
create table t1 (id int primary key auto_increment, fk int, index index_fk (fk)) type=innodb;
insert into t1 (id) values (null),(null),(null),(null),(null);
update t1 set fk=69 where fk is null order by id limit 1;
SELECT * from t1;
id fk
2 NULL
3 NULL
4 NULL
5 NULL
1 69
drop table t1;
create table t1 (a int not null, b int not null, key (a));
insert into t1 values (1,1),(1,2),(1,3),(3,1),(3,2),(3,3),(3,1),(3,2),(3,3),(2,1),(2,2),(2,3);
SET @tmp=0;
update t1 set b=(@tmp:=@tmp+1) order by a;
update t1 set b=99 where a=1 order by b asc limit 1;
update t1 set b=100 where a=1 order by b desc limit 2;
update t1 set a=a+10+b where a=1 order by b;
select * from t1 order by a,b;
a b
2 4
2 5
2 6
3 7
3 8
3 9
3 10
3 11
3 12
13 2
111 100
111 100
CREATE TABLE t1 (col1 int(1))TYPE=InnoDB;
CREATE TABLE t2 (col1 int(1),stamp TIMESTAMP(+0),INDEX stamp_idx
(stamp))TYPE=InnoDB;