277 lines
5.5 KiB
Plaintext
277 lines
5.5 KiB
Plaintext
drop table if exists cache_point;
|
|
create table cache_point (id int primary key auto_increment, u int unique, v int);
|
|
insert into cache_point values(1, 11, 101);
|
|
insert into cache_point values(2, 12, 102);
|
|
alter table cache_point cache;
|
|
select * from cache_point where id=1;
|
|
id u v
|
|
1 11 101
|
|
select * from cache_point where u=11;
|
|
id u v
|
|
1 11 101
|
|
select * from cache_point where id=2;
|
|
id u v
|
|
2 12 102
|
|
select * from cache_point where u=12;
|
|
id u v
|
|
2 12 102
|
|
select * from cache_point where u > 10 and u < 12;
|
|
id u v
|
|
1 11 101
|
|
begin;
|
|
select * from cache_point where id=1;
|
|
id u v
|
|
1 11 101
|
|
select * from cache_point where u=11;
|
|
id u v
|
|
1 11 101
|
|
select * from cache_point where id=2;
|
|
id u v
|
|
2 12 102
|
|
select * from cache_point where u=12;
|
|
id u v
|
|
2 12 102
|
|
insert into cache_point values(3, 13, 103);
|
|
select * from cache_point where id=3;
|
|
id u v
|
|
3 13 103
|
|
select * from cache_point where u=13;
|
|
id u v
|
|
3 13 103
|
|
select * from cache_point where u > 12 and u < 14;
|
|
id u v
|
|
3 13 103
|
|
update cache_point set v=999 where id=2;
|
|
select * from cache_point where id=2;
|
|
id u v
|
|
2 12 999
|
|
commit;
|
|
select * from cache_point where id=3;
|
|
id u v
|
|
3 13 103
|
|
select * from cache_point where u=13;
|
|
id u v
|
|
3 13 103
|
|
select * from cache_point where id=2;
|
|
id u v
|
|
2 12 999
|
|
alter table cache_point nocache;
|
|
drop table cache_point;
|
|
drop table if exists bp_cache_tmp1;
|
|
create table bp_cache_tmp1 (id int primary key auto_increment, u int unique, v int);
|
|
insert into bp_cache_tmp1 values(1, 11, 101);
|
|
insert into bp_cache_tmp1 values(2, 12, 102);
|
|
insert into bp_cache_tmp1 values(3, 13, 103);
|
|
insert into bp_cache_tmp1 values(4, 14, 104);
|
|
alter table bp_cache_tmp1 cache;
|
|
select * from bp_cache_tmp1 where id in (1, 3);
|
|
id u v
|
|
1 11 101
|
|
3 13 103
|
|
select * from bp_cache_tmp1 where u in (11, 13);
|
|
id u v
|
|
1 11 101
|
|
3 13 103
|
|
select * from bp_cache_tmp1 where id in (1, 3, 5);
|
|
id u v
|
|
1 11 101
|
|
3 13 103
|
|
select * from bp_cache_tmp1 where u in (11, 13, 15);
|
|
id u v
|
|
1 11 101
|
|
3 13 103
|
|
select * from bp_cache_tmp1 where u in (11, 13) and u in (12, 13);
|
|
id u v
|
|
3 13 103
|
|
begin;
|
|
select * from bp_cache_tmp1 where id in (1, 3);
|
|
id u v
|
|
1 11 101
|
|
3 13 103
|
|
select * from bp_cache_tmp1 where u in (11, 13);
|
|
id u v
|
|
1 11 101
|
|
3 13 103
|
|
select * from bp_cache_tmp1 where id in (1, 3, 5);
|
|
id u v
|
|
1 11 101
|
|
3 13 103
|
|
select * from bp_cache_tmp1 where u in (11, 13, 15);
|
|
id u v
|
|
1 11 101
|
|
3 13 103
|
|
insert into bp_cache_tmp1 values(6, 16, 106);
|
|
select * from bp_cache_tmp1 where id in (1, 6);
|
|
id u v
|
|
1 11 101
|
|
6 16 106
|
|
select * from bp_cache_tmp1 where u in (11, 16);
|
|
id u v
|
|
1 11 101
|
|
6 16 106
|
|
update bp_cache_tmp1 set v=999 where id=3;
|
|
select * from bp_cache_tmp1 where id in (1, 3);
|
|
id u v
|
|
1 11 101
|
|
3 13 999
|
|
select * from bp_cache_tmp1 where u in (11, 13);
|
|
id u v
|
|
1 11 101
|
|
3 13 999
|
|
select * from bp_cache_tmp1 where u in (11, 13) and u in (12, 13);
|
|
id u v
|
|
3 13 999
|
|
delete from bp_cache_tmp1 where id=4;
|
|
select * from bp_cache_tmp1 where id in (1, 4);
|
|
id u v
|
|
1 11 101
|
|
select * from bp_cache_tmp1 where u in (11, 14);
|
|
id u v
|
|
1 11 101
|
|
commit;
|
|
select * from bp_cache_tmp1 where id in (1, 3, 6);
|
|
id u v
|
|
1 11 101
|
|
3 13 999
|
|
6 16 106
|
|
select * from bp_cache_tmp1 where u in (11, 13, 16);
|
|
id u v
|
|
1 11 101
|
|
3 13 999
|
|
6 16 106
|
|
select * from bp_cache_tmp1 where id in (1, 4);
|
|
id u v
|
|
1 11 101
|
|
select * from bp_cache_tmp1 where u in (11, 14);
|
|
id u v
|
|
1 11 101
|
|
alter table bp_cache_tmp1 nocache;
|
|
drop table bp_cache_tmp1;
|
|
drop table if exists cache_add_column;
|
|
create table cache_add_column (f1 int, index k(f1));
|
|
insert into cache_add_column (f1) values (1);
|
|
alter table cache_add_column add column f2 int not null, add column f3 int default 3, add column f4 int default null;
|
|
alter table cache_add_column cache;
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column use index(k) where f1 = 1;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column use index(k) where f1 = 1;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column use index(k) where f1 = 1;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column use index(k) where f1 = 1;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column use index(k) where f1 = 1;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column use index(k) where f1 = 1;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column use index(k) where f1 = 1;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column use index(k) where f1 = 1;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column use index(k) where f1 = 1;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
select sleep(0.1);
|
|
sleep(0.1)
|
|
0
|
|
select * from cache_add_column use index(k) where f1 = 1;
|
|
f1 f2 f3 f4
|
|
1 0 3 NULL
|
|
alter table cache_add_column nocache;
|
|
drop table cache_add_column;
|