mariadb/mysql-test/suite/vcol/t/vcol_syntax.test

#
# test syntax
#
set @OLD_SQL_MODE=@@SESSION.SQL_MODE;
create table t1 (a int, b int generated always  as (a+1));
show create table t1;
drop table t1;
create table t1 (a int, b int as (a+1) virtual);
show create table t1;
drop table t1;
create table t1 (a int, b int generated always  as (a+1) persistent);
show create table t1;
drop table t1;

set session sql_mode='ORACLE';
create table t1 (a int, b int as (a+1));
show create table t1;
drop table t1;
create table t1 (a int, b int generated always as (a+1) virtual);
show create table t1;
drop table t1;
create table t1 (a int, b int as (a+1) persistent);
show create table t1;
drop table t1;
set session sql_mode=@OLD_SQL_MODE;

--echo #
--echo # MDEV-25091 CREATE TABLE: field references qualified by a wrong table name succeed
--echo #
create table t2 (x int);

--error ER_BAD_FIELD_ERROR
create table t1 (x int, y int generated always as (t2.x));
--error ER_BAD_FIELD_ERROR
create table t1 (x int, y int check (y > t2.x));
--error ER_BAD_FIELD_ERROR
create table t1 (x int, y int default t2.x);
--error ER_BAD_FIELD_ERROR
create table t1 (x int, check (t2.x > 0));

create table t1 (x int);
--error ER_BAD_FIELD_ERROR
alter table t1 add column y int generated always as (t2.x);
--error ER_BAD_FIELD_ERROR
alter table t1 add column y int check (z > t2.x);
--error ER_BAD_FIELD_ERROR
alter table t1 add column y int default t2.x;
--error ER_BAD_FIELD_ERROR
alter table t1 add constraint check (t2.x > 0);

create or replace table t1 (x int, y int generated always as (t1.x));
create or replace table t1 (x int, y int check (y > t1.x));
create or replace table t1 (x int, y int default t1.x);
create or replace table t1 (x int, check (t1.x > 0));

create or replace table t1 (x int, y int generated always as (test.t1.x));
create or replace table t1 (x int, y int check (y > test.t1.x));
create or replace table t1 (x int, y int default test.t1.x);
create or replace table t1 (x int, check (test.t1.x > 0));

drop tables t1, t2;

--error ER_BAD_FIELD_ERROR
create table t1 (x int, y int generated always as (test2.t1.x));
--error ER_BAD_FIELD_ERROR
create table t1 (x int, y int check (y > test2.t1.x));
--error ER_BAD_FIELD_ERROR
create table t1 (x int, y int default test2.t1.x);
--error ER_BAD_FIELD_ERROR
create table t1 (x int, check (test2.t1.x > 0));

--echo #
--echo # MDEV-25672 table alias from previous statement interferes later commands
--echo #
create table t1 (a int, v_a int generated always as (a));
update t1 as x set a = 1;
alter table t1 force;
drop table t1;

create table t1 (
  id int not null auto_increment primary key,
  order_date_time datetime not null,
  order_date date generated always as (convert(order_date_time, date)),
  language_id binary(16) null
);

update t1 as tx set order_date= null;
alter table t1 modify column language_id binary(16) not null;
# Cleanup
drop table t1;

--echo #
--echo # MDEV-24176 Server crashes after insert in the table with virtual column generated using date_format() and if()
--echo #
create table t1 (d1 date not null, d2 date not null,
  gd text as (concat(d1,if(d1 <> d2, date_format(d2, 'to %y-%m-%d '), ''))) );

insert into t1(d1,d2) values
  ('2020-09-01','2020-09-01'),('2020-05-01','2020-09-01');
select * from t1;

drop table t1;

--echo # MDEV-25772 (duplicate) and LOCK TABLES case
create table t1 (d1 datetime , v_d1 tinyint(1) as (d1 < curdate()));
insert into t1 (d1) values ('2021-09-11 08:38:23'), ('2021-09-01 08:38:23');

lock tables t1 write;
select * from t1 where v_d1=1;
select * from t1;
unlock tables;

drop table t1;

--echo # MDEV-26432 (duplicate)
create table t1 (v2 int, v1 int as ((user() like 'x'))) ;
select 1 from t1 where v1=1 ;
select * from t1;

drop table t1;

create table t1 (v2 int as ( user () like 'x'));
select 1 from t1 order by v2 ;
alter table t1 add i int;
drop table t1;

--echo # MDEV-26437 (duplicate)
create table v0 (v2 int not null,
                 v1 bigint as (case 'x' when current_user() then v2 end));

select v2 as v3 from v0 where v1 like 'x' escape 'x';
insert into v0 (v2) values (-128);

drop table v0;

create table t1 (vi int as (case 'x' when current_user() then 1 end));
select 1 from t1 where vi=1;
show create table t1;

drop table t1;

create table t1 (vi int as (case 'x' when current_user() then 1 end));
select 1 from t1 where vi=1;
select 1 from t1 where vi=1;

drop table t1;

--echo # MDEV-28092 (duplicate)
create table t1 (b timestamp, a int as (1 in (dayofmonth (b between 'x' and current_user) = b)));
insert into t1(b) values ('2022-03-17 14:55:37');

select 1 from t1 x natural join t1;
drop table t1;

--echo # MDEV-28089 (duplicate)
create table t1 (a int , b date as (1 in ('x' ,(database () = 'x' is null) ))) ;
select b from t1;
select a from t1 order by 'x' = b;
drop table t1;

create table t1 (a int , b date as (1 in ('x' ,(database ()) ))) ;
select b from t1;
select a from t1 order by 'x' = b;
drop table t1;

--echo #
--echo # MDEV-31319 Assertion const_item_cache == true failed in Item_func::fix_fields
--echo #
create table t (f1 int, f2 int, fv int generated always as (case user() when 'foo' or 'bar' then f1 else f2 end) virtual);
select * from t;
create table tmp as select * from information_schema.tables where table_name = 't';
select * from t;

# cleanup
drop table t, tmp;