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Bug#28266 IS_UPDATABLE field on VIEWS table in I_S database is wrong

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IS_UPDATABLE flag is set to 'yes' when the view has at least one updatable column and
the algorithm is not 'temporary'.


mysql-test/r/information_schema.result:
  test result
mysql-test/r/view.result:
  test result
mysql-test/t/information_schema.test:
  test case
mysql-test/t/view.test:
  test case
sql/sql_show.cc:
  IS_UPDATABLE flag is set to 'yes' when the view has at least one updatable column and
  the algorithm is not 'temporary'.
This commit is contained in:
unknown
2007-06-09 16:52:37 +05:00
parent d1a8d7f431
commit ce4e9f7580
5 changed files with 72 additions and 1 deletions
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11
mysql-test/r/information_schema.result
View File

@ -1315,3 +1315,14 @@ TABLE_PRIVILEGES information_schema.TABLE_PRIVILEGES 1
TRIGGERS information_schema.TRIGGERS 1
USER_PRIVILEGES information_schema.USER_PRIVILEGES 1
VIEWS information_schema.VIEWS 1
create table t1(f1 int);
create view v1 as select f1+1 as a from t1;
create table t2 (f1 int, f2 int);
create view v2 as select f1+1 as a, f2 as b from t2;
select table_name, is_updatable from information_schema.views;
table_name is_updatable
v1 NO
v2 YES
delete from v1;
drop view v1,v2;
drop table t1,t2;

13
mysql-test/r/view.result
View File

@ -23,6 +23,9 @@ c
5
6
11
select is_updatable from information_schema.views where table_name='v1';
is_updatable
NO
create temporary table t1 (a int, b int);
select * from t1;
a b
@ -322,6 +325,12 @@ create table t1 (a int, b int, primary key(a));
insert into t1 values (10,2), (20,3), (30,4), (40,5), (50,10);
create view v1 (a,c) as select a, b+1 from t1;
create algorithm=temptable view v2 (a,c) as select a, b+1 from t1;
select is_updatable from information_schema.views where table_name='v2';
is_updatable
NO
select is_updatable from information_schema.views where table_name='v1';
is_updatable
YES
update v1 set c=a+c;
ERROR HY000: Column 'c' is not updatable
update v2 set a=a+c;
@ -604,6 +613,10 @@ insert into t1 values(5,'Hello, world of views');
create view v1 as select * from t1;
create view v2 as select * from v1;
update v2 set col2='Hello, view world';
select is_updatable from information_schema.views;
is_updatable
YES
YES
select * from t1;
col1 col2
5 Hello, view world