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--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 t (a int NOT NULL) engine=innodb row_format= compressed;
--error ER_ALTER_OPERATION_NOT_SUPPORTED
alter table t modify a int NULL, algorithm=instant;
--disable_query_log
SET GLOBAL innodb_read_only_compressed=@save_innodb_read_only_compressed;
--enable_query_log
drop table t;
create table t (a int NOT NULL) engine=innodb row_format= dynamic;
--error ER_ALTER_OPERATION_NOT_SUPPORTED
alter table t modify a int NULL, algorithm=instant;
drop table t;
create table t (a int NOT NULL) engine=innodb row_format= compact;
--error ER_ALTER_OPERATION_NOT_SUPPORTED
alter table t modify a int NULL, algorithm=instant;
drop table t;
create table t (
id int primary key,
a int NOT NULL default 0,
b int NOT NULL default 0,
c int NOT NULL default 0,
index idx (a,b,c)
) engine=innodb row_format=redundant;
--error ER_BAD_NULL_ERROR
insert into t (id, a) values (0, NULL);
--error ER_BAD_NULL_ERROR
insert into t (id, b) values (0, NULL);
--error ER_BAD_NULL_ERROR
insert into t (id, c) values (0, NULL);
insert into t values (1,1,1,1);
set @id = (select table_id from information_schema.innodb_sys_tables
where name = 'test/t');
--replace_column 1 TABLE_ID
select * from information_schema.innodb_sys_columns where table_id=@id;
alter table t modify a int NULL, algorithm=instant;
insert into t values (2, NULL, 2, 2);
alter table t modify b int NULL, algorithm=nocopy;
insert into t values (3, NULL, NULL, 3);
alter table t modify c int NULL, algorithm=inplace;
insert into t values (4, NULL, NULL, NULL);
--replace_column 1 TABLE_ID
select * from information_schema.innodb_sys_columns where table_id=@id;
select * from t;
check table t;
drop table t;
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