mariadb/mysql-test/t/information_schema_db.test

-- source include/testdb_only.inc

--disable_warnings
drop table if exists t1,t2;
drop view if exists v1,v2;
drop function if exists f1;
drop function if exists f2;
--enable_warnings

use INFORMATION_SCHEMA;
--replace_result Tables_in_INFORMATION_SCHEMA Tables_in_information_schema
show tables;
--replace_result 'Tables_in_INFORMATION_SCHEMA (T%)' 'Tables_in_information_schema (T%)'
show tables from INFORMATION_SCHEMA like 'T%';
create database `inf%`;
create database mbase;
use `inf%`;
show tables;

#
# Bug#18113 SELECT * FROM information_schema.xxx crashes server
# Bug#17204 second CALL to procedure crashes Server
# Crash happened when one selected data from one of INFORMATION_SCHEMA
# tables and in order to build its contents server had to open view which
# used stored function and table or view on which one had not global or
# database-level privileges (e.g. had only table-level or had no
# privileges at all).
#
grant all privileges on `inf%`.* to 'mysqltest_1'@'localhost';
grant all privileges on `mbase`.* to 'mysqltest_1'@'localhost';
create table t1 (f1 int);
delimiter |;
create function func1(curr_int int) returns int
begin
  declare ret_val int;
  select max(f1) from t1 into ret_val;
  return ret_val;
end|
delimiter ;|
create view v1 as select f1 from t1 where f1 = func1(f1);
create function func2() returns int return 1;

use mbase;
delimiter |;
create procedure p1 ()
begin
select table_name from information_schema.key_column_usage
order by table_name;
end|
delimiter ;|

create table t1 
(f1 int(10) unsigned not null,
 f2 varchar(100) not null,
 primary key (f1), unique key (f2));

connect (user1,localhost,mysqltest_1,,);
connection user1;
--disable_result_log
select * from information_schema.tables;
call mbase.p1();
call mbase.p1();
call mbase.p1();
--enable_result_log

connection default;
use `inf%`;
drop user mysqltest_1@localhost;
drop table t1;
select table_name, table_type, table_comment from information_schema.tables
where table_schema='inf%' and func2();
select table_name, table_type, table_comment from information_schema.tables
where table_schema='inf%' and func2();
drop view v1;
drop function func1;
drop function func2;

drop database `inf%`;
drop procedure mbase.p1;
drop database mbase;

#
# Bug#18282 INFORMATION_SCHEMA.TABLES provides inconsistent info about invalid views
#
use test;
create table t1 (i int);
create function f1 () returns int return (select max(i) from t1);
create view v1 as select f1();
create table t2 (id int);
create function f2 () returns int return (select max(i) from t2);
create view v2 as select f2();
drop table t2;
select table_name, table_type, table_comment from information_schema.tables
where table_schema='test';
drop table t1;
select table_name, table_type, table_comment from information_schema.tables
where table_schema='test';
drop function f1;
drop function f2;
drop view v1, v2;

#
# Bug#20543: select on information_schema strange warnings, view, different
#             schemas/users
#
#
create database testdb_1;
create user testdb_1@localhost;
grant all on testdb_1.* to testdb_1@localhost with grant option;

create user testdb_2@localhost;
grant all on test.* to testdb_2@localhost with grant option;

connect (testdb_1,localhost,testdb_1,,test);
use testdb_1;
create table t1 (f1 char(4));
create view v1 as select f1 from t1;
grant insert on v1 to testdb_2@localhost;

create table t3 (f1 char(4), f2 char(4));
create view v3 as select f1,f2 from t3;
grant insert(f1), insert(f2) on v3 to testdb_2@localhost;

connect (testdb_2,localhost,testdb_2,,test);
create view v2 as select f1 from testdb_1.v1;
create view v4 as select f1,f2 from testdb_1.v3;

connection testdb_1;
revoke insert(f1) on v3 from testdb_2@localhost;
connection testdb_2;

--error 1345
show create view v4;
--error 1345
show fields from v4;

show fields from v2;
show fields from testdb_1.v1;
show create view v2;
--error 1142
show create view testdb_1.v1;

select table_name from information_schema.columns a 
where a.table_name = 'v2';
select view_definition from information_schema.views a 
where a.table_name = 'v2';
select view_definition from information_schema.views a 
where a.table_name = 'testdb_1.v1';

--error 1356
select * from v2;

connection default;
drop view testdb_1.v1,v2, testdb_1.v3, v4;
drop database testdb_1;
drop user testdb_1@localhost;
drop user testdb_2@localhost;