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MDEV-35598 foreign key error is unnecessary truncated

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truncate it at 512 bytes (max allowed by the protocol), not 192
This commit is contained in:
Sergei Golubchik
2024-12-10 00:11:41 +01:00
parent d26b47dfd4
commit c478b1ba08
4 changed files with 58 additions and 9 deletions
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27
mysql-test/suite/innodb/t/foreign-keys.test
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@@ -272,3 +272,30 @@ SET FOREIGN_KEY_CHECKS=DEFAULT;
--error ER_CANT_CREATE_TABLE
CREATE TABLE t1(a SERIAL) ENGINE=InnoDB ROW_FORMAT=COMPRESSED PAGE_COMPRESSED=1;
SHOW WARNINGS;
--echo # End of 10.5 tests
--echo #
--echo # MDEV-35598 foreign key error is unnecessary truncated
--echo #
set names utf8;
create table t1яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш
(f1яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш int not null primary key,
f2яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш int not null
) engine=innodb;
create table t2яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш
(f1яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш varchar(100),
f2яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш int not null,
index i2яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш
(f2яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш)
) engine=innodb;
insert t1яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш values(99, 2);
alter table t2яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш add foreign key(f2яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш) references t1яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш(f1яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш);
--error ER_NO_REFERENCED_ROW_2
insert t2яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш values('g', 3);
drop table t2яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш,
t1яяяяяяяяяяььььььььььззззззззззшшшшшшшшшш;
--echo # End of 10.6 tests