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MDEV-19127 Assertion `row_start_field' failed in vers_prepare_keys upon ALTER TABLE

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Prevent conflicting clauses at parser level.

Clear HA_VERSIONED_TABLE flag for DROP SYSTEM VERSIONING (for the sake
of strictness).
This commit is contained in:
Aleksey Midenkov
2019-04-11 10:04:34 +03:00
parent 638e78853f
commit 0b74c8832d
4 changed files with 31 additions and 0 deletions
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9
mysql-test/suite/versioning/r/alter.result
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@@ -629,5 +629,14 @@ alter table t1 drop column `row_start`, drop column `row_end`, drop system versi
ERROR 42000: Can't DROP COLUMN `row_start`; check that it exists
alter table t1 drop column `row_end`;
ERROR 42000: Can't DROP COLUMN `row_end`; check that it exists
#
# MDEV-19127 Assertion `row_start_field' failed in vers_prepare_keys upon ALTER TABLE
#
set system_versioning_alter_history=keep;
create or replace table t1 (f1 int) with system versioning;
alter table t1 add f2 int with system versioning, drop system versioning;
create or replace table t1 (f1 int) with system versioning;
alter table t1 drop system versioning, add f2 int with system versioning;
ERROR HY000: Table `t1` is not system-versioned
drop database test;
create database test;