mirror of
https://github.com/MariaDB/server.git
synced 2025-01-17 20:42:30 +01:00
abaeea4993
mysql-test/r/ps_1general.result: Auto merged mysql-test/t/key_cache.test: Auto merged sql/field.cc: Auto merged
169 lines
4.8 KiB
Text
169 lines
4.8 KiB
Text
#
|
|
# Test of multiple key caches
|
|
#
|
|
--disable_warnings
|
|
drop table if exists t1, t2, t3;
|
|
--enable_warnings
|
|
|
|
SET @save_key_buffer=@@key_buffer_size;
|
|
|
|
SELECT @@key_buffer_size, @@small.key_buffer_size;
|
|
|
|
# Change default key cache size
|
|
SET @@global.key_buffer_size=16*1024*1024;
|
|
SET @@global.default.key_buffer_size=16*1024*1024;
|
|
SET @@global.default.key_buffer_size=16*1024*1024;
|
|
|
|
SET @@global.small.key_buffer_size=1*1024*1024;
|
|
SET @@global.medium.key_buffer_size=4*1024*1024;
|
|
# Drop buffer
|
|
SET @@global.medium.key_buffer_size=0;
|
|
# Test double drop
|
|
SET @@global.medium.key_buffer_size=0;
|
|
|
|
# Print key buffer with different syntaxes
|
|
SHOW VARIABLES like "key_buffer_size";
|
|
SELECT @@key_buffer_size;
|
|
SELECT @@global.key_buffer_size;
|
|
SELECT @@global.default.key_buffer_size;
|
|
SELECT @@global.default.`key_buffer_size`;
|
|
SELECT @@global.`default`.`key_buffer_size`;
|
|
SELECT @@`default`.key_buffer_size;
|
|
|
|
SELECT @@small.key_buffer_size;
|
|
SELECT @@medium.key_buffer_size;
|
|
|
|
SET @@global.key_buffer_size=@save_key_buffer;
|
|
|
|
#
|
|
# Errors
|
|
#
|
|
|
|
--error 1064
|
|
SELECT @@default.key_buffer_size;
|
|
--error 1272
|
|
SELECT @@skr.storage_engine="test";
|
|
|
|
select @@keycache1.key_cache_block_size;
|
|
select @@keycache1.key_buffer_size;
|
|
set global keycache1.key_cache_block_size=2048;
|
|
select @@keycache1.key_buffer_size;
|
|
select @@keycache1.key_cache_block_size;
|
|
set global keycache1.key_buffer_size=1*1024*1024;
|
|
select @@keycache1.key_buffer_size;
|
|
select @@keycache1.key_cache_block_size;
|
|
set global keycache2.key_buffer_size=4*1024*1024;
|
|
select @@keycache2.key_buffer_size;
|
|
select @@keycache2.key_cache_block_size;
|
|
set global keycache1.key_buffer_size=0;
|
|
select @@keycache1.key_buffer_size;
|
|
select @@keycache1.key_cache_block_size;
|
|
select @@key_buffer_size;
|
|
select @@key_cache_block_size;
|
|
|
|
set global keycache1.key_buffer_size=1024*1024;
|
|
|
|
create table t1 (p int primary key, a char(10)) delay_key_write=1;
|
|
create table t2 (p int primary key, i int, a char(10), key k1(i), key k2(a));
|
|
|
|
show status like 'key_blocks_used';
|
|
|
|
# Following results differs on 64 and 32 bit systems because of different
|
|
# pointer sizes, which takes up different amount of space in key cache
|
|
|
|
--replace_result 1812 KEY_BLOCKS_UNUSED 1793 KEY_BLOCKS_UNUSED 1674 KEY_BLOCKS_UNUSED 1818 KEY_BLOCKS_UNUSED 1824 KEY_BLOCKS_UNUSED
|
|
show status like 'key_blocks_unused';
|
|
|
|
insert into t1 values (1, 'qqqq'), (11, 'yyyy');
|
|
insert into t2 values (1, 1, 'qqqq'), (2, 1, 'pppp'),
|
|
(3, 1, 'yyyy'), (4, 3, 'zzzz');
|
|
select * from t1;
|
|
select * from t2;
|
|
|
|
update t1 set p=2 where p=1;
|
|
update t2 set i=2 where i=1;
|
|
|
|
show status like 'key_blocks_used';
|
|
--replace_result 1808 KEY_BLOCKS_UNUSED 1789 KEY_BLOCKS_UNUSED 1670 KEY_BLOCKS_UNUSED 1814 KEY_BLOCKS_UNUSED 1820 KEY_BLOCKS_UNUSED
|
|
show status like 'key_blocks_unused';
|
|
|
|
cache index t1 key (`primary`) in keycache1;
|
|
|
|
explain select p from t1;
|
|
select p from t1;
|
|
explain select i from t2;
|
|
select i from t2;
|
|
explain select count(*) from t1, t2 where t1.p = t2.i;
|
|
select count(*) from t1, t2 where t1.p = t2.i;
|
|
|
|
cache index t2 in keycache1;
|
|
update t2 set p=p+1000, i=2 where a='qqqq';
|
|
cache index t2 in keycache2;
|
|
insert into t2 values (2000, 3, 'yyyy');
|
|
cache index t2 in keycache1;
|
|
update t2 set p=3000 where a='zzzz';
|
|
select * from t2;
|
|
explain select p from t2;
|
|
select p from t2;
|
|
explain select i from t2;
|
|
select i from t2;
|
|
explain select a from t2;
|
|
select a from t2;
|
|
|
|
# Test some error conditions
|
|
--error 1284
|
|
cache index t1 in unknown_key_cache;
|
|
cache index t1 key (unknown_key) in keycache1;
|
|
|
|
select @@keycache2.key_buffer_size;
|
|
select @@keycache2.key_cache_block_size;
|
|
set global keycache2.key_buffer_size=0;
|
|
select @@keycache2.key_buffer_size;
|
|
select @@keycache2.key_cache_block_size;
|
|
set global keycache2.key_buffer_size=1024*1024;
|
|
select @@keycache2.key_buffer_size;
|
|
|
|
update t2 set p=4000 where a='zzzz';
|
|
update t1 set p=p+1;
|
|
|
|
set global keycache1.key_buffer_size=0;
|
|
select * from t2;
|
|
select p from t2;
|
|
explain select i from t2;
|
|
select i from t2;
|
|
explain select a from t2;
|
|
select a from t2;
|
|
|
|
select * from t1;
|
|
select p from t1;
|
|
|
|
# Use the 'small' key cache
|
|
create table t3 (like t1);
|
|
cache index t3 in small;
|
|
insert into t3 select * from t1;
|
|
cache index t3 in keycache2;
|
|
cache index t1,t2 in default;
|
|
drop table t1,t2,t3;
|
|
|
|
show status like 'key_blocks_used';
|
|
--replace_result 1812 KEY_BLOCKS_UNUSED 1793 KEY_BLOCKS_UNUSED 1674 KEY_BLOCKS_UNUSED 1818 KEY_BLOCKS_UNUSED 1824 KEY_BLOCKS_UNUSED
|
|
show status like 'key_blocks_unused';
|
|
|
|
# Cleanup
|
|
# We don't reset keycache2 as we want to ensure that mysqld will reset it
|
|
set global keycache2.key_buffer_size=0;
|
|
|
|
# Test to set up a too small size for a key cache (bug #2064)
|
|
set global keycache3.key_buffer_size=100;
|
|
set global keycache3.key_buffer_size=0;
|
|
|
|
# Test case for buf 6447
|
|
|
|
create table t1 (mytext text, FULLTEXT (mytext));
|
|
insert t1 values ('aaabbb');
|
|
|
|
check table t1;
|
|
set GLOBAL key_cache_block_size=2048;
|
|
check table t1;
|
|
|
|
drop table t1;
|