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MDEV-12874 UPDATE statements with the same source and target

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halfspawn 2017-09-26 11:52:31 +02:00 committed by Sergei Golubchik
parent 26ff92f7ac
commit 1a74d12da6
19 changed files with 1598 additions and 366 deletions
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147
mysql-test/include/update_use_source.inc Normal file
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@ -0,0 +1,147 @@
# Include to test update with same table as source and target
--echo #
--echo # Update a with value from subquery on the same table, no search clause. ALL access
--echo #
start transaction;
--enable_info ONCE
update t1
set c1=(select a.c3
from t1 a
where a.c3 = t1.c3);
select concat(old_c1,'->',c1),c3, case when c1 != old_c1 then '*' else ' ' end "Changed" from t1 ;
rollback;
--echo #
--echo # Update with search clause on the same table
--echo #
start transaction;
--enable_info ONCE
update t1
set c1=10
where c1 <2
and exists (select 'X'
from t1 a
where a.c1 = t1.c1);
select concat(old_c1,'->',c1),c3, case when c1 != old_c1 then '*' else ' ' end "Changed" from t1 ;
rollback;
--echo #
--echo # Update via RANGE or INDEX access if an index or a primary key exists
--echo #
explain update t1 set c1=0 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 > 3;
start transaction;
--enable_info ONCE
update t1 set c1=c1+10 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 >= 3;
select concat(old_c1,'->',c1),c3, case when c1 != old_c1 then '*' else ' ' end "Changed" from t1;
rollback;
--echo #
--echo # Update with order by
--echo #
start transaction;
update t1 set c1=c1+10 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 >= 3 order by c2;
select concat(old_c1,'->',c1),c3, case when c1 != old_c1 then '*' else ' ' end "Changed" from t1;
rollback;
--echo #
--echo Update using a view in subquery
--echo #
start transaction;
--enable_info ONCE
update t1
set c1=c1 +(select max(a.c2)
from v1 a
where a.c1 = t1.c1) ;
select concat(old_c1,'->',c1),c3, case when c1 != old_c1 then '*' else ' ' end "Changed" from t1;
rollback;
--echo #
--echo # Update throw a view
--echo #
start transaction;
--enable_info ONCE
update v1
set c1=c1 + (select max(a.c2)
from t1 a
where a.c1 = v1.c1) +10
where c3 > 3;
select concat(old_c1,'->',c1),c3, case when c1 != old_c1 then '*' else ' ' end "Changed" from t1;
rollback;
--echo #
--echo # Update through a view and using the view in subquery
--echo #
start transaction;
--enable_info ONCE
update v1
set c1=c1 + 1
where c1 <2
and exists (select 'X'
from v1 a
where a.c1 = v1.c1);
select concat(old_c1,'->',c1),c3, case when c1 != old_c1 then '*' else ' ' end "Changed" from t1;
rollback;
--echo #
--echo # Update through a view and using the view in subquery
--echo #
start transaction;
--enable_info ONCE
update v1
set c1=(select max(a.c1)+10
from v1 a
where a.c1 = v1.c1)
where c1 <10
and exists (select 'X'
from v1 a
where a.c2 = v1.c2);
select concat(old_c1,'->',c1),c3, case when c1 != old_c1 then '*' else ' ' end "Changed" from t1;
rollback;
--echo #
--echo # Update of the index or primary key (c3)
--echo #
start transaction;
explain update t1 set c3=c3+10 where c2 in (select distinct a.c2 from t1 a where t1.c1=a.c1);
--enable_info ONCE
update t1 set c3=c3+10 where c2 in (select distinct a.c2 from t1 a where t1.c1=a.c1);
select c3 from t1;
rollback;
--echo #
--echo # update with a limit
--echo #
start transaction;
--enable_info ONCE
update t1
set c1=(select a.c3
from t1 a
where a.c3 = t1.c3)
limit 2;
select concat(old_c1,'->',c1),c3, case when c1 != old_c1 then '*' else ' ' end "Changed" from t1 ;
rollback;
--echo #
--echo # update with a limit and an order by
--echo #
start transaction;
--enable_info ONCE
update t1
set c1=(select a.c3
from t1 a
where a.c3 = t1.c3)
order by c3 desc limit 2;
select concat(old_c1,'->',c1),c3, case when c1 != old_c1 then '*' else ' ' end "Changed" from t1 ;
rollback;

68
mysql-test/r/lowercase_view.result
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@ -15,74 +15,6 @@ create table t2aA (col1 int);
create view v1Aa as select * from t1aA;
create view v2aA as select * from v1aA;
create view v3Aa as select v2Aa.col1 from v2aA,t2Aa where v2Aa.col1 = t2aA.col1;
update v2aA set col1 = (select max(col1) from v1Aa);
ERROR HY000: The definition of table 'v1Aa' prevents operation UPDATE on table 'v2aA'
update v2Aa set col1 = (select max(col1) from t1Aa);
ERROR HY000: The definition of table 'v2Aa' prevents operation UPDATE on table 'v2Aa'
update v2aA set col1 = (select max(col1) from v2Aa);
ERROR HY000: Table 'v2aA' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update v2aA,t2Aa set v2Aa.col1 = (select max(col1) from v1aA) where v2aA.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v1aA' prevents operation UPDATE on table 'v2aA'
update t1aA,t2Aa set t1Aa.col1 = (select max(col1) from v1Aa) where t1aA.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v1Aa' prevents operation UPDATE on table 't1aA'
update v1aA,t2Aa set v1Aa.col1 = (select max(col1) from v1aA) where v1Aa.col1 = t2aA.col1;
ERROR HY000: Table 'v1aA' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update t2Aa,v2Aa set v2aA.col1 = (select max(col1) from v1aA) where v2Aa.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v1aA' prevents operation UPDATE on table 't2Aa'
update t2Aa,t1Aa set t1aA.col1 = (select max(col1) from v1Aa) where t1Aa.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v1Aa' prevents operation UPDATE on table 't2Aa'
update t2Aa,v1aA set v1Aa.col1 = (select max(col1) from v1aA) where v1Aa.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v1aA' prevents operation UPDATE on table 't2Aa'
update v2aA,t2Aa set v2Aa.col1 = (select max(col1) from t1aA) where v2aA.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v2aA' prevents operation UPDATE on table 'v2aA'
update t1Aa,t2Aa set t1aA.col1 = (select max(col1) from t1Aa) where t1aA.col1 = t2aA.col1;
ERROR HY000: Table 't1Aa' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update v1aA,t2Aa set v1Aa.col1 = (select max(col1) from t1Aa) where v1aA.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v1aA' prevents operation UPDATE on table 'v1aA'
update t2Aa,v2Aa set v2aA.col1 = (select max(col1) from t1aA) where v2Aa.col1 = t2aA.col1;
ERROR HY000: Table 't2Aa' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update t2Aa,t1Aa set t1aA.col1 = (select max(col1) from t1Aa) where t1aA.col1 = t2aA.col1;
ERROR HY000: Table 't2Aa' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update t2Aa,v1Aa set v1aA.col1 = (select max(col1) from t1Aa) where v1Aa.col1 = t2aA.col1;
ERROR HY000: Table 't2Aa' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update v2aA,t2Aa set v2Aa.col1 = (select max(col1) from v2aA) where v2Aa.col1 = t2aA.col1;
ERROR HY000: Table 'v2aA' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update t1aA,t2Aa set t1Aa.col1 = (select max(col1) from v2aA) where t1aA.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v2aA' prevents operation UPDATE on table 't1aA'
update v1aA,t2Aa set v1Aa.col1 = (select max(col1) from v2Aa) where v1aA.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v2Aa' prevents operation UPDATE on table 'v1aA'
update t2Aa,v2aA set v2Aa.col1 = (select max(col1) from v2aA) where v2Aa.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v2aA' prevents operation UPDATE on table 't2Aa'
update t2Aa,t1Aa set t1aA.col1 = (select max(col1) from v2aA) where t1Aa.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v2aA' prevents operation UPDATE on table 't2Aa'
update t2Aa,v1Aa set v1aA.col1 = (select max(col1) from v2Aa) where v1Aa.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v2Aa' prevents operation UPDATE on table 't2Aa'
update v3aA set v3Aa.col1 = (select max(col1) from v1aA);
ERROR HY000: The definition of table 'v1aA' prevents operation UPDATE on table 'v3aA'
update v3aA set v3Aa.col1 = (select max(col1) from t1aA);
ERROR HY000: The definition of table 'v3aA' prevents operation UPDATE on table 'v3aA'
update v3aA set v3Aa.col1 = (select max(col1) from v2aA);
ERROR HY000: The definition of table 'v2aA' prevents operation UPDATE on table 'v3aA'
update v3aA set v3Aa.col1 = (select max(col1) from v3aA);
ERROR HY000: Table 'v3aA' is specified twice, both as a target for 'UPDATE' and as a separate source for data
delete v2Aa from v2aA,t2Aa where (select max(col1) from v1aA) > 0 and v2Aa.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v1aA' prevents operation DELETE on table 'v2aA'
delete t1aA from t1Aa,t2Aa where (select max(col1) from v1Aa) > 0 and t1aA.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v1Aa' prevents operation DELETE on table 't1Aa'
delete v1aA from v1Aa,t2Aa where (select max(col1) from v1aA) > 0 and v1Aa.col1 = t2aA.col1;
ERROR HY000: Table 'v1Aa' is specified twice, both as a target for 'DELETE' and as a separate source for data
delete v2aA from v2Aa,t2Aa where (select max(col1) from t1Aa) > 0 and v2aA.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v2Aa' prevents operation DELETE on table 'v2Aa'
delete t1aA from t1Aa,t2Aa where (select max(col1) from t1aA) > 0 and t1Aa.col1 = t2aA.col1;
ERROR HY000: Table 't1Aa' is specified twice, both as a target for 'DELETE' and as a separate source for data
delete v1aA from v1Aa,t2Aa where (select max(col1) from t1aA) > 0 and v1aA.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v1Aa' prevents operation DELETE on table 'v1Aa'
delete v2Aa from v2aA,t2Aa where (select max(col1) from v2Aa) > 0 and v2aA.col1 = t2aA.col1;
ERROR HY000: Table 'v2aA' is specified twice, both as a target for 'DELETE' and as a separate source for data
delete t1Aa from t1aA,t2Aa where (select max(col1) from v2Aa) > 0 and t1Aa.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v2Aa' prevents operation DELETE on table 't1aA'
delete v1Aa from v1aA,t2Aa where (select max(col1) from v2aA) > 0 and v1Aa.col1 = t2aA.col1;
ERROR HY000: The definition of table 'v2aA' prevents operation DELETE on table 'v1aA'
insert into v2Aa values ((select max(col1) from v1aA));
ERROR HY000: The definition of table 'v1aA' prevents operation INSERT on table 'v2Aa'
insert into t1aA values ((select max(col1) from v1Aa));

28
mysql-test/r/merge.result
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@ -3714,34 +3714,6 @@ insert into m1 (a) values ((select max(a) from v1));
ERROR HY000: The definition of table 'v1' prevents operation INSERT on table 'm1'
insert into m1 (a) values ((select max(a) from tmp, v1));
ERROR HY000: The definition of table 'v1' prevents operation INSERT on table 'm1'
update m1 set a = ((select max(a) from m1));
ERROR HY000: Table 'm1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update m1 set a = ((select max(a) from m2));
ERROR HY000: Table 'm1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update m1 set a = ((select max(a) from t1));
ERROR HY000: Table 'm1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update m1 set a = ((select max(a) from t2));
ERROR HY000: Table 'm1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update m1 set a = ((select max(a) from t3, m1));
ERROR HY000: Table 'm1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update m1 set a = ((select max(a) from t3, m2));
ERROR HY000: Table 'm1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update m1 set a = ((select max(a) from t3, t1));
ERROR HY000: Table 'm1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update m1 set a = ((select max(a) from t3, t2));
ERROR HY000: Table 'm1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update m1 set a = ((select max(a) from tmp, m1));
ERROR HY000: Table 'm1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update m1 set a = ((select max(a) from tmp, m2));
ERROR HY000: Table 'm1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update m1 set a = ((select max(a) from tmp, t1));
ERROR HY000: Table 'm1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update m1 set a = ((select max(a) from tmp, t2));
ERROR HY000: Table 'm1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update m1 set a = ((select max(a) from v1));
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 'm1'
update m1 set a = ((select max(a) from tmp, v1));
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 'm1'
drop view v1;
drop temporary table tmp;
drop table t1, t2, t3, m1, m2;

1
mysql-test/r/multi_update.result
View File

@ -442,7 +442,6 @@ drop table t1, t2, t3;
create table t1 (col1 int);
create table t2 (col1 int);
update t1,t2 set t1.col1 = (select max(col1) from t1) where t1.col1 = t2.col1;
ERROR HY000: Table 't1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
delete t1 from t1,t2 where t1.col1 < (select max(col1) from t1) and t1.col1 = t2.col1;
ERROR HY000: Table 't1' is specified twice, both as a target for 'DELETE' and as a separate source for data
drop table t1,t2;

2
mysql-test/r/subselect.result
View File

@ -583,8 +583,6 @@ a b
0 10
1 11
2 12
update t1 set b= (select b from t1);
ERROR HY000: Table 't1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update t1 set b= (select b from t2);
ERROR 21000: Subquery returns more than 1 row
update t1 set b= (select b from t2 where t1.a = t2.a);

2
mysql-test/r/subselect_no_exists_to_in.result
View File

@ -587,8 +587,6 @@ a b
0 10
1 11
2 12
update t1 set b= (select b from t1);
ERROR HY000: Table 't1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update t1 set b= (select b from t2);
ERROR 21000: Subquery returns more than 1 row
update t1 set b= (select b from t2 where t1.a = t2.a);

2
mysql-test/r/subselect_no_mat.result
View File

@ -590,8 +590,6 @@ a b
0 10
1 11
2 12
update t1 set b= (select b from t1);
ERROR HY000: Table 't1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update t1 set b= (select b from t2);
ERROR 21000: Subquery returns more than 1 row
update t1 set b= (select b from t2 where t1.a = t2.a);

2
mysql-test/r/subselect_no_opts.result
View File

@ -586,8 +586,6 @@ a b
0 10
1 11
2 12
update t1 set b= (select b from t1);
ERROR HY000: Table 't1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update t1 set b= (select b from t2);
ERROR 21000: Subquery returns more than 1 row
update t1 set b= (select b from t2 where t1.a = t2.a);

2
mysql-test/r/subselect_no_scache.result
View File

@ -589,8 +589,6 @@ a b
0 10
1 11
2 12
update t1 set b= (select b from t1);
ERROR HY000: Table 't1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update t1 set b= (select b from t2);
ERROR 21000: Subquery returns more than 1 row
update t1 set b= (select b from t2 where t1.a = t2.a);

2
mysql-test/r/subselect_no_semijoin.result
View File

@ -586,8 +586,6 @@ a b
0 10
1 11
2 12
update t1 set b= (select b from t1);
ERROR HY000: Table 't1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update t1 set b= (select b from t2);
ERROR 21000: Subquery returns more than 1 row
update t1 set b= (select b from t2 where t1.a = t2.a);

1201
mysql-test/r/update_use_source.result Normal file
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File diff suppressed because it is too large Load Diff

70
mysql-test/r/view.result
View File

@ -943,74 +943,6 @@ create table t3 (col1 datetime not null);
create view v1 as select * from t1;
create view v2 as select * from v1;
create view v3 as select v2.col1 from v2,t2 where v2.col1 = t2.col1;
update v2 set col1 = (select max(col1) from v1);
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 'v2'
update v2 set col1 = (select max(col1) from t1);
ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 'v2'
update v2 set col1 = (select max(col1) from v2);
ERROR HY000: Table 'v2' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update v2,t2 set v2.col1 = (select max(col1) from v1) where v2.col1 = t2.col1;
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 'v2'
update t1,t2 set t1.col1 = (select max(col1) from v1) where t1.col1 = t2.col1;
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 't1'
update v1,t2 set v1.col1 = (select max(col1) from v1) where v1.col1 = t2.col1;
ERROR HY000: Table 'v1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update t2,v2 set v2.col1 = (select max(col1) from v1) where v2.col1 = t2.col1;
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 't2'
update t2,t1 set t1.col1 = (select max(col1) from v1) where t1.col1 = t2.col1;
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 't2'
update t2,v1 set v1.col1 = (select max(col1) from v1) where v1.col1 = t2.col1;
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 't2'
update v2,t2 set v2.col1 = (select max(col1) from t1) where v2.col1 = t2.col1;
ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 'v2'
update t1,t2 set t1.col1 = (select max(col1) from t1) where t1.col1 = t2.col1;
ERROR HY000: Table 't1' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update v1,t2 set v1.col1 = (select max(col1) from t1) where v1.col1 = t2.col1;
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 'v1'
update t2,v2 set v2.col1 = (select max(col1) from t1) where v2.col1 = t2.col1;
ERROR HY000: Table 't2' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update t2,t1 set t1.col1 = (select max(col1) from t1) where t1.col1 = t2.col1;
ERROR HY000: Table 't2' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update t2,v1 set v1.col1 = (select max(col1) from t1) where v1.col1 = t2.col1;
ERROR HY000: Table 't2' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update v2,t2 set v2.col1 = (select max(col1) from v2) where v2.col1 = t2.col1;
ERROR HY000: Table 'v2' is specified twice, both as a target for 'UPDATE' and as a separate source for data
update t1,t2 set t1.col1 = (select max(col1) from v2) where t1.col1 = t2.col1;
ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 't1'
update v1,t2 set v1.col1 = (select max(col1) from v2) where v1.col1 = t2.col1;
ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 'v1'
update t2,v2 set v2.col1 = (select max(col1) from v2) where v2.col1 = t2.col1;
ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 't2'
update t2,t1 set t1.col1 = (select max(col1) from v2) where t1.col1 = t2.col1;
ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 't2'
update t2,v1 set v1.col1 = (select max(col1) from v2) where v1.col1 = t2.col1;
ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 't2'
update v3 set v3.col1 = (select max(col1) from v1);
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 'v3'
update v3 set v3.col1 = (select max(col1) from t1);
ERROR HY000: The definition of table 'v3' prevents operation UPDATE on table 'v3'
update v3 set v3.col1 = (select max(col1) from v2);
ERROR HY000: The definition of table 'v2' prevents operation UPDATE on table 'v3'
update v3 set v3.col1 = (select max(col1) from v3);
ERROR HY000: Table 'v3' is specified twice, both as a target for 'UPDATE' and as a separate source for data
delete v2 from v2,t2 where (select max(col1) from v1) > 0 and v2.col1 = t2.col1;
ERROR HY000: The definition of table 'v1' prevents operation DELETE on table 'v2'
delete t1 from t1,t2 where (select max(col1) from v1) > 0 and t1.col1 = t2.col1;
ERROR HY000: The definition of table 'v1' prevents operation DELETE on table 't1'
delete v1 from v1,t2 where (select max(col1) from v1) > 0 and v1.col1 = t2.col1;
ERROR HY000: Table 'v1' is specified twice, both as a target for 'DELETE' and as a separate source for data
delete v2 from v2,t2 where (select max(col1) from t1) > 0 and v2.col1 = t2.col1;
ERROR HY000: The definition of table 'v2' prevents operation DELETE on table 'v2'
delete t1 from t1,t2 where (select max(col1) from t1) > 0 and t1.col1 = t2.col1;
ERROR HY000: Table 't1' is specified twice, both as a target for 'DELETE' and as a separate source for data
delete v1 from v1,t2 where (select max(col1) from t1) > 0 and v1.col1 = t2.col1;
ERROR HY000: The definition of table 'v1' prevents operation DELETE on table 'v1'
delete v2 from v2,t2 where (select max(col1) from v2) > 0 and v2.col1 = t2.col1;
ERROR HY000: Table 'v2' is specified twice, both as a target for 'DELETE' and as a separate source for data
delete t1 from t1,t2 where (select max(col1) from v2) > 0 and t1.col1 = t2.col1;
ERROR HY000: The definition of table 'v2' prevents operation DELETE on table 't1'
delete v1 from v1,t2 where (select max(col1) from v2) > 0 and v1.col1 = t2.col1;
ERROR HY000: The definition of table 'v2' prevents operation DELETE on table 'v1'
insert into v2 values ((select max(col1) from v1));
ERROR HY000: The definition of table 'v1' prevents operation INSERT on table 'v2'
insert into t1 values ((select max(col1) from v1));
@ -2024,8 +1956,6 @@ create view v1 as select f59, f60 from t1 where f59 in
(select f59 from t1);
update v1 set f60=2345;
ERROR HY000: The target table v1 of the UPDATE is not updatable
update t1 set f60=(select max(f60) from v1);
ERROR HY000: The definition of table 'v1' prevents operation UPDATE on table 't1'
drop view v1;
drop table t1;
create table t1 (s1 int);

69
mysql-test/t/lowercase_view.test
View File

@ -24,74 +24,6 @@ create view v1Aa as select * from t1aA;
create view v2aA as select * from v1aA;
create view v3Aa as select v2Aa.col1 from v2aA,t2Aa where v2Aa.col1 = t2aA.col1;
-- error 1443
update v2aA set col1 = (select max(col1) from v1Aa);
-- error 1443
update v2Aa set col1 = (select max(col1) from t1Aa);
-- error 1093
update v2aA set col1 = (select max(col1) from v2Aa);
-- error 1443
update v2aA,t2Aa set v2Aa.col1 = (select max(col1) from v1aA) where v2aA.col1 = t2aA.col1;
-- error 1443
update t1aA,t2Aa set t1Aa.col1 = (select max(col1) from v1Aa) where t1aA.col1 = t2aA.col1;
-- error 1093
update v1aA,t2Aa set v1Aa.col1 = (select max(col1) from v1aA) where v1Aa.col1 = t2aA.col1;
-- error 1443
update t2Aa,v2Aa set v2aA.col1 = (select max(col1) from v1aA) where v2Aa.col1 = t2aA.col1;
-- error 1443
update t2Aa,t1Aa set t1aA.col1 = (select max(col1) from v1Aa) where t1Aa.col1 = t2aA.col1;
-- error 1443
update t2Aa,v1aA set v1Aa.col1 = (select max(col1) from v1aA) where v1Aa.col1 = t2aA.col1;
-- error 1443
update v2aA,t2Aa set v2Aa.col1 = (select max(col1) from t1aA) where v2aA.col1 = t2aA.col1;
-- error 1093
update t1Aa,t2Aa set t1aA.col1 = (select max(col1) from t1Aa) where t1aA.col1 = t2aA.col1;
-- error 1443
update v1aA,t2Aa set v1Aa.col1 = (select max(col1) from t1Aa) where v1aA.col1 = t2aA.col1;
-- error 1093
update t2Aa,v2Aa set v2aA.col1 = (select max(col1) from t1aA) where v2Aa.col1 = t2aA.col1;
-- error 1093
update t2Aa,t1Aa set t1aA.col1 = (select max(col1) from t1Aa) where t1aA.col1 = t2aA.col1;
-- error 1093
update t2Aa,v1Aa set v1aA.col1 = (select max(col1) from t1Aa) where v1Aa.col1 = t2aA.col1;
-- error 1093
update v2aA,t2Aa set v2Aa.col1 = (select max(col1) from v2aA) where v2Aa.col1 = t2aA.col1;
-- error 1443
update t1aA,t2Aa set t1Aa.col1 = (select max(col1) from v2aA) where t1aA.col1 = t2aA.col1;
-- error 1443
update v1aA,t2Aa set v1Aa.col1 = (select max(col1) from v2Aa) where v1aA.col1 = t2aA.col1;
-- error 1443
update t2Aa,v2aA set v2Aa.col1 = (select max(col1) from v2aA) where v2Aa.col1 = t2aA.col1;
-- error 1443
update t2Aa,t1Aa set t1aA.col1 = (select max(col1) from v2aA) where t1Aa.col1 = t2aA.col1;
-- error 1443
update t2Aa,v1Aa set v1aA.col1 = (select max(col1) from v2Aa) where v1Aa.col1 = t2aA.col1;
-- error 1443
update v3aA set v3Aa.col1 = (select max(col1) from v1aA);
-- error 1443
update v3aA set v3Aa.col1 = (select max(col1) from t1aA);
-- error 1443
update v3aA set v3Aa.col1 = (select max(col1) from v2aA);
-- error 1093
update v3aA set v3Aa.col1 = (select max(col1) from v3aA);
-- error 1443
delete v2Aa from v2aA,t2Aa where (select max(col1) from v1aA) > 0 and v2Aa.col1 = t2aA.col1;
-- error 1443
delete t1aA from t1Aa,t2Aa where (select max(col1) from v1Aa) > 0 and t1aA.col1 = t2aA.col1;
-- error 1093
delete v1aA from v1Aa,t2Aa where (select max(col1) from v1aA) > 0 and v1Aa.col1 = t2aA.col1;
-- error 1443
delete v2aA from v2Aa,t2Aa where (select max(col1) from t1Aa) > 0 and v2aA.col1 = t2aA.col1;
-- error 1093
delete t1aA from t1Aa,t2Aa where (select max(col1) from t1aA) > 0 and t1Aa.col1 = t2aA.col1;
-- error 1443
delete v1aA from v1Aa,t2Aa where (select max(col1) from t1aA) > 0 and v1aA.col1 = t2aA.col1;
-- error 1093
delete v2Aa from v2aA,t2Aa where (select max(col1) from v2Aa) > 0 and v2aA.col1 = t2aA.col1;
-- error 1443
delete t1Aa from t1aA,t2Aa where (select max(col1) from v2Aa) > 0 and t1Aa.col1 = t2aA.col1;
-- error 1443
delete v1Aa from v1aA,t2Aa where (select max(col1) from v2aA) > 0 and v1Aa.col1 = t2aA.col1;
-- error 1443
insert into v2Aa values ((select max(col1) from v1aA));
-- error 1443
insert into t1aA values ((select max(col1) from v1Aa));
@ -176,4 +108,3 @@ DROP TABLE `ttt`;
--echo End of 5.0 tests.

33
mysql-test/t/merge.test
View File

@ -2732,38 +2732,6 @@ insert into m1 (a) values ((select max(a) from v1));
insert into m1 (a) values ((select max(a) from tmp, v1));
--error ER_UPDATE_TABLE_USED
update m1 set a = ((select max(a) from m1));
--error ER_UPDATE_TABLE_USED
update m1 set a = ((select max(a) from m2));
--error ER_UPDATE_TABLE_USED
update m1 set a = ((select max(a) from t1));
--error ER_UPDATE_TABLE_USED
update m1 set a = ((select max(a) from t2));
--error ER_UPDATE_TABLE_USED
update m1 set a = ((select max(a) from t3, m1));
--error ER_UPDATE_TABLE_USED
update m1 set a = ((select max(a) from t3, m2));
--error ER_UPDATE_TABLE_USED
update m1 set a = ((select max(a) from t3, t1));
--error ER_UPDATE_TABLE_USED
update m1 set a = ((select max(a) from t3, t2));
--error ER_UPDATE_TABLE_USED
update m1 set a = ((select max(a) from tmp, m1));
--error ER_UPDATE_TABLE_USED
update m1 set a = ((select max(a) from tmp, m2));
--error ER_UPDATE_TABLE_USED
update m1 set a = ((select max(a) from tmp, t1));
--error ER_UPDATE_TABLE_USED
update m1 set a = ((select max(a) from tmp, t2));
--error ER_VIEW_PREVENT_UPDATE
update m1 set a = ((select max(a) from v1));
--error ER_VIEW_PREVENT_UPDATE
update m1 set a = ((select max(a) from tmp, v1));
drop view v1;
drop temporary table tmp;
drop table t1, t2, t3, m1, m2;
@ -2948,4 +2916,3 @@ eval set global storage_engine=$default;
# Check that all connections opened by test cases in this file are really
# gone so execution of other tests won't be affected by their presence.
--source include/wait_until_count_sessions.inc

1
mysql-test/t/multi_update.test
View File

@ -391,7 +391,6 @@ drop table t1, t2, t3;
#
create table t1 (col1 int);
create table t2 (col1 int);
-- error ER_UPDATE_TABLE_USED
update t1,t2 set t1.col1 = (select max(col1) from t1) where t1.col1 = t2.col1;
-- error ER_UPDATE_TABLE_USED
delete t1 from t1,t2 where t1.col1 < (select max(col1) from t1) and t1.col1 = t2.col1;

2
mysql-test/t/subselect.test
View File

@ -325,8 +325,6 @@ create table t2 (a int NOT NULL, b int, primary key (a));
insert into t1 values (0, 10),(1, 11),(2, 12);
insert into t2 values (1, 21),(2, 22),(3, 23);
select * from t1;
-- error ER_UPDATE_TABLE_USED
update t1 set b= (select b from t1);
-- error ER_SUBQUERY_NO_1_ROW
update t1 set b= (select b from t2);
update t1 set b= (select b from t2 where t1.a = t2.a);

245
mysql-test/t/update_use_source.test Normal file
View File

@ -0,0 +1,245 @@
--source include/have_sequence.inc
--source include/have_innodb.inc
create table t1 (old_c1 integer, old_c2 integer,c1 integer, c2 integer, c3 integer) engine=InnoDb;
create view v1 as select * from t1 where c2=2;
delimiter /;
create trigger trg_t1 before update on t1 for each row
begin
set new.old_c1=old.c1;
set new.old_c2=old.c2;
end;
/
delimiter ;/
insert into t1(c1,c2,c3) values (1,1,1);
insert into t1(c1,c2,c3) values (1,2,2);
insert into t1(c1,c2,c3) values (1,3,3);
insert into t1(c1,c2,c3) values (2,1,4);
insert into t1(c1,c2,c3) values (2,2,5);
insert into t1(c1,c2,c3) values (2,3,6);
insert into t1(c1,c2,c3) values (2,4,7);
insert into t1(c1,c2,c3) values (2,5,8);
commit;
select * from t1;
--echo Test without any index
--source include/update_use_source.inc
--echo Test with an index on updated columns
create index t1_c2 on t1 (c2,c1);
--source include/update_use_source.inc
--echo Test with an index on updated columns
create index t1_c3 on t1 (c3);
--source include/update_use_source.inc
--echo Test with a primary key on updated columns
drop index t1_c3 on t1;
alter table t1 add primary key (c3);
--source include/update_use_source.inc
--echo # Update with error "Subquery returns more than 1 row"
--error ER_SUBQUERY_NO_1_ROW
update t1 set c2=(select c2 from t1);
--echo # Update with error "Subquery returns more than 1 row" and order by
--error ER_SUBQUERY_NO_1_ROW
update t1 set c2=(select c2 from t1) order by c3;
-- echo Duplicate value on update a primary key
start transaction;
--error ER_DUP_ENTRY
update t1 set c3=0 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 >= 3;
rollback;
-- echo Duplicate value on update a primary key with ignore
start transaction;
--enable_info ONCE
update ignore t1 set c3=0 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 >= 3;
rollback;
-- echo Duplicate value on update a primary key and limit
start transaction;
--error ER_DUP_ENTRY
update t1 set c3=0 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 >= 3 limit 2;
rollback;
-- echo Duplicate value on update a primary key with ignore and limit
start transaction;
--enable_info ONCE
update ignore t1 set c3=0 where exists (select 'X' from t1 a where a.c2 = t1.c2) and c2 >= 3 limit 2;
rollback;
--echo # Update no rows found
--enable_info ONCE
update t1
set c1=10
where c1 <2
and exists (select 'X'
from t1 a
where a.c1 = t1.c1 + 10);
--echo # Update no rows changed
drop trigger trg_t1;
start transaction;
--enable_info ONCE
update t1
set c1=c1
where c1 <2
and exists (select 'X'
from t1 a
where a.c1 = t1.c1);
rollback;
--echo #
--echo # Check call of after trigger
--echo #
delimiter /;
create or replace trigger trg_t2 after update on t1 for each row
begin
declare msg varchar(100);
if (new.c3 = 5) then
set msg=concat('in after update trigger on ',new.c3);
SIGNAL SQLSTATE '45000' SET MESSAGE_TEXT = msg;
end if;
end;
/
delimiter ;/
--error 1644
update t1 set c1=2 where c3 in (select distinct a.c3 from t1 a where a.c1=t1.c1);
--echo #
--echo # Check update with order by and after trigger
--echo #
--error 1644
update t1 set c1=2 where c3 in (select distinct a.c3 from t1 a where a.c1=t1.c1) order by t1.c2;
drop view v1;
--echo #
--echo # Check update on view with check option
--echo #
create view v1 as select * from t1 where c2=2 with check option;
start transaction;
-- error 1369
update v1 set c2=3 where c1=1;
rollback;
start transaction;
-- error 1369
update v1 set c2=(select max(c3) from v1) where c1=1;
rollback;
start transaction;
update v1 set c2=(select min(va.c3) from v1 va), c1=0 where c1=1;
rollback;
drop view v1;
drop table t1;
--echo #
--echo # Test with a temporary table
--echo #
create temporary table t1 (c1 integer, c2 integer, c3 integer) engine=InnoDb;
insert into t1(c1,c2,c3) values (1,1,1);
insert into t1(c1,c2,c3) values (1,2,2);
insert into t1(c1,c2,c3) values (1,3,3);
insert into t1(c1,c2,c3) values (2,1,4);
insert into t1(c1,c2,c3) values (2,2,5);
insert into t1(c1,c2,c3) values (2,3,6);
insert into t1(c1,c2,c3) values (2,4,7);
insert into t1(c1,c2,c3) values (2,5,8);
start transaction;
--enable_info ONCE
update t1
set c1=(select a.c2
from t1 a
where a.c3 = t1.c3) limit 3;
select * from t1 ;
rollback;
drop table t1;
--echo #
--echo # Test on dynamic columns (blob)
--echo #
create table assets (
item_name varchar(32) primary key, -- A common attribute for all items
dynamic_cols blob -- Dynamic columns will be stored here
);
INSERT INTO assets VALUES ('MariaDB T-shirt', COLUMN_CREATE('color', 'blue', 'size', 'XL'));
INSERT INTO assets VALUES ('Thinkpad Laptop', COLUMN_CREATE('color', 'black', 'price', 500));
SELECT item_name, COLUMN_GET(dynamic_cols, 'color' as char) AS color FROM assets;
UPDATE assets SET dynamic_cols=COLUMN_ADD(dynamic_cols, 'warranty', '3 years') WHERE item_name='Thinkpad Laptop';
SELECT item_name, COLUMN_GET(dynamic_cols, 'warranty' as char) AS color FROM assets;
UPDATE assets SET dynamic_cols=COLUMN_ADD(dynamic_cols, 'warranty', '4 years')
WHERE item_name in (select b.item_name
from assets b
where COLUMN_GET(b.dynamic_cols, 'color' as char) ='black');
SELECT item_name, COLUMN_GET(dynamic_cols, 'warranty' as char) AS color FROM assets;
UPDATE assets SET dynamic_cols=COLUMN_ADD(dynamic_cols, 'warranty', (select COLUMN_GET(b.dynamic_cols, 'color' as char)
from assets b
where assets.item_name = item_name));
SELECT item_name, COLUMN_GET(dynamic_cols, 'warranty' as char) AS color FROM assets;
drop table assets ;
--echo #
--echo # Test on fulltext columns
--echo #
CREATE TABLE ft2(copy TEXT,FULLTEXT(copy)) ENGINE=MyISAM;
INSERT INTO ft2(copy) VALUES
('MySQL vs MariaDB database'),
('Oracle vs MariaDB database'),
('PostgreSQL vs MariaDB database'),
('MariaDB overview'),
('Foreign keys'),
('Primary keys'),
('Indexes'),
('Transactions'),
('Triggers');
SELECT * FROM ft2 WHERE MATCH(copy) AGAINST('database');
update ft2 set copy = (select max(concat('mykeyword ',substr(b.copy,1,5))) from ft2 b WHERE MATCH(b.copy) AGAINST('database'))
where MATCH(copy) AGAINST('keys');
SELECT * FROM ft2 WHERE MATCH(copy) AGAINST('mykeyword');
drop table ft2;
--echo #
--echo # Test with MyISAM
--echo #
create table t1 (old_c1 integer, old_c2 integer,c1 integer, c2 integer, c3 integer) engine=MyISAM;
insert t1 (c1,c2,c3) select 0,seq,seq%10 from seq_1_to_500;
insert t1 (c1,c2,c3) select 1,seq,seq%10 from seq_1_to_400;
insert t1 (c1,c2,c3) select 2,seq,seq%10 from seq_1_to_300;
insert t1 (c1,c2,c3) select 3,seq,seq%10 from seq_1_to_200;
create index t1_idx1 on t1(c3);
analyze table t1;
update t1 set c1=2 where exists (select 'x' from t1);
select count(*) from t1 where c1=2;
update t1 set c1=3 where c3 in (select c3 from t1 b where t1.c3=b.c1);
select count(*) from t1 where c1=3;
drop table t1;
--echo #
--echo # Test error on multi_update conversion on view with order by or limit
--echo #
create table t1 (c1 integer) engine=InnoDb;
create table t2 (c1 integer) engine=InnoDb;
create view v1 as select t1.c1 as "t1c1" ,t2.c1 as "t2c1" from t1,t2 where t1.c1=t2.c1;
--error ER_BAD_FIELD_ERROR
update v1 set t1c1=2 order by 1;
update v1 set t1c1=2 limit 1;
drop table t1;
drop table t2;
drop view v1;

70
mysql-test/t/view.test
View File

@ -865,74 +865,6 @@ create view v1 as select * from t1;
create view v2 as select * from v1;
create view v3 as select v2.col1 from v2,t2 where v2.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
update v2 set col1 = (select max(col1) from v1);
-- error ER_VIEW_PREVENT_UPDATE
update v2 set col1 = (select max(col1) from t1);
-- error ER_UPDATE_TABLE_USED
update v2 set col1 = (select max(col1) from v2);
-- error ER_VIEW_PREVENT_UPDATE
update v2,t2 set v2.col1 = (select max(col1) from v1) where v2.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
update t1,t2 set t1.col1 = (select max(col1) from v1) where t1.col1 = t2.col1;
-- error ER_UPDATE_TABLE_USED
update v1,t2 set v1.col1 = (select max(col1) from v1) where v1.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
update t2,v2 set v2.col1 = (select max(col1) from v1) where v2.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
update t2,t1 set t1.col1 = (select max(col1) from v1) where t1.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
update t2,v1 set v1.col1 = (select max(col1) from v1) where v1.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
update v2,t2 set v2.col1 = (select max(col1) from t1) where v2.col1 = t2.col1;
-- error ER_UPDATE_TABLE_USED
update t1,t2 set t1.col1 = (select max(col1) from t1) where t1.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
update v1,t2 set v1.col1 = (select max(col1) from t1) where v1.col1 = t2.col1;
-- error ER_UPDATE_TABLE_USED
update t2,v2 set v2.col1 = (select max(col1) from t1) where v2.col1 = t2.col1;
-- error ER_UPDATE_TABLE_USED
update t2,t1 set t1.col1 = (select max(col1) from t1) where t1.col1 = t2.col1;
-- error ER_UPDATE_TABLE_USED
update t2,v1 set v1.col1 = (select max(col1) from t1) where v1.col1 = t2.col1;
-- error ER_UPDATE_TABLE_USED
update v2,t2 set v2.col1 = (select max(col1) from v2) where v2.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
update t1,t2 set t1.col1 = (select max(col1) from v2) where t1.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
update v1,t2 set v1.col1 = (select max(col1) from v2) where v1.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
update t2,v2 set v2.col1 = (select max(col1) from v2) where v2.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
update t2,t1 set t1.col1 = (select max(col1) from v2) where t1.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
update t2,v1 set v1.col1 = (select max(col1) from v2) where v1.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
update v3 set v3.col1 = (select max(col1) from v1);
-- error ER_VIEW_PREVENT_UPDATE
update v3 set v3.col1 = (select max(col1) from t1);
-- error ER_VIEW_PREVENT_UPDATE
update v3 set v3.col1 = (select max(col1) from v2);
-- error ER_UPDATE_TABLE_USED
update v3 set v3.col1 = (select max(col1) from v3);
-- error ER_VIEW_PREVENT_UPDATE
delete v2 from v2,t2 where (select max(col1) from v1) > 0 and v2.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
delete t1 from t1,t2 where (select max(col1) from v1) > 0 and t1.col1 = t2.col1;
-- error ER_UPDATE_TABLE_USED
delete v1 from v1,t2 where (select max(col1) from v1) > 0 and v1.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
delete v2 from v2,t2 where (select max(col1) from t1) > 0 and v2.col1 = t2.col1;
-- error ER_UPDATE_TABLE_USED
delete t1 from t1,t2 where (select max(col1) from t1) > 0 and t1.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
delete v1 from v1,t2 where (select max(col1) from t1) > 0 and v1.col1 = t2.col1;
-- error ER_UPDATE_TABLE_USED
delete v2 from v2,t2 where (select max(col1) from v2) > 0 and v2.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
delete t1 from t1,t2 where (select max(col1) from v2) > 0 and t1.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
delete v1 from v1,t2 where (select max(col1) from v2) > 0 and v1.col1 = t2.col1;
-- error ER_VIEW_PREVENT_UPDATE
insert into v2 values ((select max(col1) from v1));
-- error ER_VIEW_PREVENT_UPDATE
insert into t1 values ((select max(col1) from v1));
@ -1803,8 +1735,6 @@ create view v1 as select f59, f60 from t1 where f59 in
(select f59 from t1);
-- error ER_NON_UPDATABLE_TABLE
update v1 set f60=2345;
-- error ER_VIEW_PREVENT_UPDATE
update t1 set f60=(select max(f60) from v1);
drop view v1;
drop table t1;

17
sql/sql_update.cc
View File

@ -278,6 +278,7 @@ int mysql_update(THD *thd,
killed_state killed_status= NOT_KILLED;
Update_plan query_plan(thd->mem_root);
Explain_update *explain;
TABLE_LIST *update_source_table;
query_plan.index= MAX_KEY;
query_plan.using_filesort= FALSE;
DBUG_ENTER("mysql_update");
@ -290,9 +291,11 @@ int mysql_update(THD *thd,
if (mysql_handle_derived(thd->lex, DT_INIT))
DBUG_RETURN(1);
if (table_list->is_multitable())
if (((update_source_table=unique_table(thd, table_list,
table_list->next_global, 0)) ||
table_list->is_multitable()))
{
DBUG_ASSERT(table_list->view != 0);
DBUG_ASSERT(update_source_table || table_list->view != 0);
DBUG_PRINT("info", ("Switch to multi-update"));
/* pass counter value */
thd->lex->table_count= table_count;
@ -1540,16 +1543,6 @@ int mysql_multi_update_prepare(THD *thd)
}
DBUG_PRINT("info", ("table: %s want_privilege: %u", tl->alias,
(uint) table->grant.want_privilege));
if (tl->lock_type != TL_READ &&
tl->lock_type != TL_READ_NO_INSERT)
{
TABLE_LIST *duplicate;
if ((duplicate= unique_table(thd, tl, table_list, 0)))
{
update_non_unique_table_error(table_list, "UPDATE", duplicate);
DBUG_RETURN(TRUE);
}
}
}
/*
Set exclude_from_table_unique_test value back to FALSE. It is needed for