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| Current File : //usr/opt/mysql57/mysql-test/suite/innodb/r/alter_row_format.result |
#
# Bug #32507117 INDEX SIZE LARGER THAN 767 BYTES ALLOWED FOR INNODB WITH REDUNDANT ROW_FORMAT
#
SET @orig_default_row_format = @@global.innodb_default_row_format;
set global innodb_default_row_format='redundant';
CREATE TABLE `t1` (
`id` int unsigned NOT NULL AUTO_INCREMENT,
`comment` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT
NULL DEFAULT '',
PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
CREATE TABLE `t2` (
`id` int unsigned NOT NULL AUTO_INCREMENT,
`comment` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT
NULL DEFAULT '',
PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
insert into t1(comment) values('k');
insert into t2(comment) values('k');
create index idx123 on t1 (`comment`);
ERROR HY000: Index column size too large. The maximum column size is 767 bytes.
set global innodb_default_row_format='dynamic';
create index idx123 on t1 (`comment`);
ERROR HY000: Index column size too large. The maximum column size is 767 bytes.
alter table t1 add index idx123 (`comment`);
ERROR HY000: Index column size too large. The maximum column size is 767 bytes.
alter table t1 add index idx123 (`comment`), algorithm=copy ;
SELECT ROW_FORMAT FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES WHERE NAME LIKE 'test/t1';
ROW_FORMAT
Dynamic
SELECT ROW_FORMAT FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES WHERE NAME LIKE 'test/t2';
ROW_FORMAT
Redundant
alter table t2 ROW_FORMAT=dynamic;
SELECT ROW_FORMAT FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES WHERE NAME LIKE 'test/t2';
ROW_FORMAT
Dynamic
drop table t1,t2;
SET @@global.innodb_default_row_format=@orig_default_row_format;