1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
|
source include/have_innodb.inc;
if (!$PROVIDER_LZ4_SO) {
skip Requires provider_lz4 plugin;
}
select plugin_name, plugin_status from information_schema.plugins where plugin_name='provider_lz4';
--error ER_WRONG_VALUE_FOR_VAR
set global innodb_compression_algorithm = lz4;
install plugin provider_lz4 soname 'provider_lz4';
select plugin_name, plugin_status from information_schema.plugins where plugin_name='provider_lz4';
set global innodb_compression_algorithm = lz4;
create table t1 (a int, b text) engine=innodb page_compressed=1;
insert t1 (a, b) values (0, repeat("abc", 100));
insert t1 (a, b) values (1, repeat("def", 1000));
insert t1 (a, b) values (2, repeat("ghi", 10000));
select a, left(b, 9), length(b) from t1;
uninstall plugin provider_lz4;
select plugin_name, plugin_status from information_schema.plugins where plugin_name='provider_lz4';
set global innodb_compression_algorithm = default;
set global innodb_compression_algorithm = lz4;
set global innodb_compression_algorithm = default;
select a, left(b, 9), length(b) from t1;
drop table t1;
|
