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SQL: incorrect check on specific JOIN query [fixes #145]

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This commit is contained in:
kevg
2017-03-05 23:51:02 +03:00
committed by Aleksey Midenkov
parent 204b54d2d9
commit 17745222a1
3 changed files with 9 additions and 2 deletions
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3
mysql-test/suite/versioning/r/select.result
View File

@ -406,6 +406,9 @@ create or replace table t1 (x int) with system versioning;
insert into t1 values (1);
select * from t1 for system_time all for update;
ERROR HY000: Wrong parameters for `FOR SYSTEM_TIME query`: write-locking of historic rows
create or replace table t1 (a int not null auto_increment primary key) with system versioning;
select * from (t1 as t2 left join t1 as t3 using (a)) natural left join t1;
a
drop table t1;
call verify_vtq;
No A B C D

3
mysql-test/suite/versioning/t/select.test
View File

@ -131,6 +131,9 @@ insert into t1 values (1);
--error ER_VERS_WRONG_PARAMS
select * from t1 for system_time all for update;
create or replace table t1 (a int not null auto_increment primary key) with system versioning;
select * from (t1 as t2 left join t1 as t3 using (a)) natural left join t1;
drop table t1;
call verify_vtq;

5
sql/sql_base.cc
View File

@ -6420,8 +6420,9 @@ mark_common_columns(THD *thd, TABLE_LIST *table_ref_1, TABLE_LIST *table_ref_2,
if (!my_strcasecmp(system_charset_info, field_name_1, cur_field_name_2))
{
DBUG_PRINT ("info", ("match c1.is_common=%d", nj_col_1->is_common));
if (cur_nj_col_2->is_common ||
(found && (!using_fields || is_using_column_1)))
if ((!it_1.field() || !it_1.field()->vers_sys_field()) &&
(cur_nj_col_2->is_common ||
(found && (!using_fields || is_using_column_1))))
{
my_error(ER_NON_UNIQ_ERROR, MYF(0), field_name_1, thd->where);
goto err;