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MDEV-18239 ASAN use-after-poison in process_str_arg / ... / mark_unsupported_func or unexpected ER_BAD_FIELD_ERROR upon ALTER TABLE

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renaming columns in a CHECK constraint during ALTER TABLE
taints the original TABLE and requires m_need_reopen=1.

In this case, though, renaming was redundant, so just don't do it.
This commit is contained in:
Sergei Golubchik
2019-02-03 19:56:41 +01:00
parent db8f0daeb4
commit b57ae8b58c
3 changed files with 29 additions and 1 deletions
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14
mysql-test/t/check_constraint_innodb.test Normal file
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--source include/have_innodb.inc
#
# MDEV-18239 ASAN use-after-poison in process_str_arg / ... / mark_unsupported_func or unexpected ER_BAD_FIELD_ERROR upon ALTER TABLE
#
create table t1 (a int, b smallint) engine=innodb;
connect con1,localhost,root,,test;
alter table t1 add constraint check (b < 8);
error ER_ALTER_OPERATION_NOT_SUPPORTED_REASON;
alter table t1 modify column b int, algorithm=inplace;
connection default;
alter table t1 add primary key (a);
drop table t1;
disconnect con1;