File: alter_key_block_size-11757.test

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#
# MDEV-11757 KEY_BLOCK_SIZE strangeness when UNCOMPRESSing COMPRESSed InnoDB tables
#
source include/have_innodb.inc;
--disable_query_log
SET @save_innodb_read_only_compressed=@@GLOBAL.innodb_read_only_compressed;
SET GLOBAL innodb_read_only_compressed=OFF;
--enable_query_log

create table t1 (
  id1 bigint(20) not null,
  id2 bigint(20) not null,
  primary key (id1),
  unique key id2 (id2)
) engine=innodb row_format=compressed key_block_size=8;
show create table t1;
SET innodb_strict_mode=ON;
--error ER_ILLEGAL_HA_CREATE_OPTION
alter table t1 row_format=dynamic;
SET innodb_strict_mode=OFF;
alter table t1 row_format=dynamic;
show create table t1;
SET innodb_strict_mode=ON;
--disable_query_log
SET GLOBAL innodb_read_only_compressed=@save_innodb_read_only_compressed;
--enable_query_log
alter table t1 key_block_size=0;
show create table t1;
alter table t1 drop primary key, add primary key (id1),
               drop key id2, add unique (id2);
show create table t1;
drop table t1;