# Can't test with embedded server
-- source include/not_embedded.inc

# Save the initial number of concurrent sessions
--source include/count_sessions.inc

connect (root,localhost,root,,test);
connection root;

--disable_warnings
create database mysqltest;
--enable_warnings

create user mysqltest_1@localhost;
connect (user1,localhost,mysqltest_1,,test);
connection user1;

connection root;

create table mysqltest.t1 (a int, b int);
insert into mysqltest.t1 values (2,10), (1,30);
create table mysqltest.t2 (c int, d char(32));
insert into mysqltest.t2 values (1,'xxx'), (1,'zzz');

grant select on mysqltest.t1 to mysqltest_1@localhost;
grant select (c) on mysqltest.t2 to mysqltest_1@localhost;

connection user1;
with t as (select c from mysqltest.t2 where c < 2)
select t.c,t1.b from t,mysqltest.t1 where t.c=t1.a; 
--error ER_COLUMNACCESS_DENIED_ERROR
select t.c,t.d,t1.b
from (select c,d from mysqltest.t2 where c < 2) as t, mysqltest.t1
where t.c=t1.a;
--error ER_COLUMNACCESS_DENIED_ERROR
with t as (select c,d from mysqltest.t2 where c < 2)
select t.c,t.d,t1.b from t,mysqltest.t1 where t.c=t1.a; 

connection root;

create view mysqltest.v1(f1,f2) as
with t as (select c from mysqltest.t2 where c < 2)
select t.c,t1.b from t,mysqltest.t1 where t.c=t1.a; 
create view mysqltest.v2(c,d) as
with t as (select a from mysqltest.t1 where a>=3)
select t.a,b from t,mysqltest.t1 where mysqltest.t1.a = t.a;

grant select on mysqltest.v1 to mysqltest_1@localhost;
grant select (c) on mysqltest.v2 to mysqltest_1@localhost;
grant create view on mysqltest.* to mysqltest_1@localhost;
	
connection user1;

create view mysqltest.v3(c,d) as
with t as (select c from mysqltest.t2 where c < 2)
select t.c,t1.b from t,mysqltest.t1 where t.c=t1.a; 
--error ER_COLUMNACCESS_DENIED_ERROR
create view mysqltest.v4(f1,f2,f3) as
with t as (select c,d from mysqltest.t2 where c < 2)
select t.c,t.d,t1.b from t,mysqltest.t1 where t.c=t1.a; 

select * from mysqltest.v1;

select c from mysqltest.v2;
# there are no privileges on column 'd'
--error ER_COLUMNACCESS_DENIED_ERROR
select d from mysqltest.v2;

--error ER_TABLEACCESS_DENIED_ERROR
select * from mysqltest.v3;
connection root;
grant select on mysqltest.v3 to mysqltest_1@localhost;
connection user1;
select * from mysqltest.v3;
	
connection root;
revoke all privileges on mysqltest.v1 from mysqltest_1@localhost;
drop user mysqltest_1@localhost;
drop database mysqltest;

--echo #
--echo # MDEV-13453: privileges checking for CTE
--echo #

create database db;
use db;
create table t1 (i int);
insert into t1
  values (3), (7), (1), (4), (2), (3), (1);

create table t2 (a int, b int);
insert into t2
  values (3,10), (7,11), (1,17), (4,15), (2,11), (3,10), (1,15);

create user foo@localhost;
grant SELECT on db.t1 to foo@localhost;
grant SELECT(a) on db.t2 to foo@localhost;

--connect (con1,localhost,foo,,)
use db;
with cte as (select * from t1 where i < 4)
  select * from cte;
with cte as (select * from t1 where i < 4 group by i)
  select * from cte;
with cte as (select * from t1 where i < 4)
  select * from cte cte1 where i < 2 union select * from cte cte2 where i > 2;
with cte as (select * from t1 where i < 4 group by i)
  select * from cte cte1 where i < 2 union select * from cte cte2 where i > 2;

--error ER_COLUMNACCESS_DENIED_ERROR
with cte as (select b from t2 where a < 4)
  select * from cte cte1 where b < 15 union select * from cte cte2 where b > 15;
with cte as (select a from t2 where a < 4)
  select * from cte cte1 where a < 2 union select * from cte cte2 where a > 2;

--connection default
revoke SELECT on db.t1 from foo@localhost;

--connection con1

--error ER_TABLEACCESS_DENIED_ERROR
with cte as (select * from t1 where i < 4)
  select * from cte;

# Cleanup
--disconnect con1

--connection default
drop database db;
drop user foo@localhost;