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set global innodb_compression_algorithm = 1;
create table innodb_normal(c1 bigint not null, b char(200)) engine=innodb page_compressed=1;
show warnings;
Level Code Message
create table innodb_compact(c1 bigint not null, b char(200)) engine=innodb row_format=compact encrypted=yes encryption_key_id=1 page_compressed=1;
show warnings;
Level Code Message
create table innodb_dynamic(c1 bigint not null, b char(200)) engine=innodb row_format=dynamic encrypted=yes encryption_key_id=2 page_compressed=1;
show warnings;
Level Code Message
show create table innodb_normal;
Table Create Table
innodb_normal CREATE TABLE `innodb_normal` (
`c1` bigint(20) NOT NULL,
`b` char(200) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci `page_compressed`=1
show create table innodb_compact;
Table Create Table
innodb_compact CREATE TABLE `innodb_compact` (
`c1` bigint(20) NOT NULL,
`b` char(200) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci ROW_FORMAT=COMPACT `encrypted`=yes `encryption_key_id`=1 `page_compressed`=1
show create table innodb_dynamic;
Table Create Table
innodb_dynamic CREATE TABLE `innodb_dynamic` (
`c1` bigint(20) NOT NULL,
`b` char(200) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci ROW_FORMAT=DYNAMIC `encrypted`=yes `encryption_key_id`=2 `page_compressed`=1
create procedure innodb_insert_proc (repeat_count int)
begin
declare current_num int;
set current_num = 0;
while current_num < repeat_count do
insert into innodb_normal values(current_num, substring(MD5(RAND()), -128));
set current_num = current_num + 1;
end while;
end//
commit;
begin;
call innodb_insert_proc(2000);
insert into innodb_compact select * from innodb_normal;
insert into innodb_dynamic select * from innodb_normal;
commit;
FLUSH TABLES innodb_compact FOR EXPORT;
UNLOCK TABLES;
FLUSH TABLES innodb_dynamic FOR EXPORT;
UNLOCK TABLES;
select variable_value > 0 from information_schema.global_status
where variable_name = 'INNODB_NUM_PAGES_PAGE_COMPRESSED';
variable_value > 0
1
# restart: --innodb-encrypt-tables=OFF
set global innodb_compression_algorithm = 1;
alter table innodb_normal engine=innodb page_compressed=DEFAULT;
show create table innodb_normal;
Table Create Table
innodb_normal CREATE TABLE `innodb_normal` (
`c1` bigint(20) NOT NULL,
`b` char(200) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
alter table innodb_compact engine=innodb encrypted=DEFAULT encryption_key_id=DEFAULT page_compressed=DEFAULT;
show create table innodb_compact;
Table Create Table
innodb_compact CREATE TABLE `innodb_compact` (
`c1` bigint(20) NOT NULL,
`b` char(200) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci ROW_FORMAT=COMPACT
alter table innodb_dynamic engine=innodb encrypted=DEFAULT encryption_key_id=DEFAULT page_compressed=DEFAULT;
show create table innodb_dynamic;
Table Create Table
innodb_dynamic CREATE TABLE `innodb_dynamic` (
`c1` bigint(20) NOT NULL,
`b` char(200) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci ROW_FORMAT=DYNAMIC
FLUSH TABLES innodb_normal FOR EXPORT;
UNLOCK TABLES;
FLUSH TABLES innodb_compact FOR EXPORT;
UNLOCK TABLES;
FLUSH TABLES innodb_dynamic FOR EXPORT;
UNLOCK TABLES;
select variable_value > 0 from information_schema.global_status
where variable_name = 'INNODB_NUM_PAGES_PAGE_DECOMPRESSED';
variable_value > 0
1
drop procedure innodb_insert_proc;
drop table innodb_normal;
drop table innodb_compact;
drop table innodb_dynamic;
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