mariadb/mysql-test/suite/atomic/rename_combinations.test

#
# This tests tries cover most of the recovery cases in
# DDL_LOG_RENAME_TABLE_ACTION and do_rename()
# This test does not intend to crash the server
# It's a complement to main.rename
#

create database test2;

--echo #
--echo # Testing rename error in different places
--echo #

create table t1 (a int);
create table t2 (b int);
create table t3 (c int);
create table t4 (d int);

insert into t1 values(1);
insert into t2 values(2);
insert into t3 values(3);
insert into t4 values(4);

create temporary table tmp1 (a int);
create temporary table tmp2 (b int);
create temporary table tmp3 (c int);
create temporary table tmp4 (d int);

insert into tmp1 values(11);
insert into tmp2 values(22);
insert into tmp3 values(33);
insert into tmp4 values(44);

--error ER_TABLE_EXISTS_ERROR
rename table t3 to t4, t1 to t5, t2 to t1, t5 to t2;
--error ER_TABLE_EXISTS_ERROR
rename table t1 to t5, t3 to t4, t2 to t1, t5 to t2;
--error ER_TABLE_EXISTS_ERROR
rename table t1 to t5, t2 to t1, t3 to t4, t5 to t2;
--error ER_TABLE_EXISTS_ERROR
rename table t1 to t5, t2 to t1, t5 to t2, t3 to t4;

--echo # Try failed rename using two databases
--error ER_NO_SUCH_TABLE
rename table test.t1 to test2.t5, test.t2 to test.t1, t5 to test.t2;

select t1.a+t2.b+t3.c+t4.d from t1,t2,t3,t4;
--error ER_NO_SUCH_TABLE
select * from t5;

--echo #
--echo # Testing rename error in different places with temporary tables
--echo #

--error ER_TABLE_EXISTS_ERROR
rename table tmp3 to tmp4, tmp1 to t5, tmp2 to tmp1, t5 to tmp1;
--error ER_TABLE_EXISTS_ERROR
rename table tmp1 to t5, tmp3 to tmp4, tmp2 to tmp1, t5 to tmp1;
--error ER_TABLE_EXISTS_ERROR
rename table tmp1 to t5, tmp2 to tmp1, tmp3 to tmp4, t5 to tmp1;
--error ER_TABLE_EXISTS_ERROR
rename table tmp1 to t5, tmp2 to tmp1, t5 to tmp1, tmp3 to tmp4;

select tmp1.a+tmp2.b+tmp3.c+tmp4.d from tmp1,tmp2,tmp3,tmp4;
--error ER_NO_SUCH_TABLE
select * from t5;

--echo #
--echo # Testing combinations of rename normal and temporary tables
--echo #

--error ER_TABLE_EXISTS_ERROR
rename table t1 to t5, t2 to t1, t5 to t2, tmp3 to tmp4, tmp1 to t5, tmp2 to tmp1, t5 to tmp1;
--error ER_TABLE_EXISTS_ERROR
rename table t1 to t5, t2 to t1, t5 to t2, tmp1 to t5, tmp3 to tmp4, tmp2 to tmp1, t5 to tmp1;
--error ER_TABLE_EXISTS_ERROR
rename table t1 to t5, t2 to t1, t5 to t2, tmp1 to t5, tmp2 to tmp1, tmp3 to tmp4, t5 to tmp1;
--error ER_TABLE_EXISTS_ERROR
rename table t1 to t5, t2 to t1, t5 to t2, tmp1 to t5, tmp2 to tmp1, t5 to tmp1, t3 to t4;

--error ER_NO_SUCH_TABLE
rename table t1 to t5, tmp2 to tmp5, t2 to t1, tmp2 to tmp1, t5 to t2, tmp5 to tmp1, t8 to t9;

select t1.a+t2.b+t3.c+t4.d from t1,t2,t3,t4;
select tmp1.a+tmp2.b+tmp3.c+tmp4.d from tmp1,tmp2,tmp3,tmp4;

drop table tmp1,tmp2,tmp3,tmp4;

--echo #
--echo # Similar tests with triggers
--echo #

delimiter |;
create trigger t1_trg before insert on t1 for each row
begin
  if isnull(new.a) then
    set new.a:= 10;
  end if;
end|
create trigger t2_trg before insert on t2 for each row
begin
  if isnull(new.b) then
    set new.b:= 100;
  end if;
end|
create trigger t3_trg before insert on t3 for each row
begin
  if isnull(new.c) then
    set new.c:= 1000;
  end if;
end|

delimiter ;|

--error ER_TABLE_EXISTS_ERROR
rename table t3 to t4, t1 to t5, t2 to t1, t5 to t2;
--error ER_TABLE_EXISTS_ERROR
rename table t1 to t5, t3 to t4, t2 to t1, t5 to t2;
--error ER_TABLE_EXISTS_ERROR
rename table t1 to t5, t2 to t1, t3 to t4, t5 to t2;
--error ER_TABLE_EXISTS_ERROR
rename table t1 to t5, t2 to t1, t5 to t2, t3 to t4;

--echo # Test of move table between databases
--error ER_TRG_IN_WRONG_SCHEMA
rename table t4 to test2.t5, t2 to t4, test2.t5 to t2, t1 to test2.t6;

--replace_column 6 #
show triggers;

select t1.a+t2.b+t3.c+t4.d from t1,t2,t3,t4;
insert into t1 values(null);
insert into t2 values(null);
insert into t3 values(null);
select (select sum(t1.a) from t1)+ (select sum(t2.b) from t2) + (select sum(t3.c) from t3)+ (select sum(t4.d) from t4) Total;

drop trigger t1_trg;
drop trigger t2_trg;
drop trigger t3_trg;

--echo #
--echo # Test with views
--echo #

create view v1 as select * from t1;
create view v2 as select * from t2;
create view v3 as select * from t3;
create view v4 as select * from t4;

--error ER_TABLE_EXISTS_ERROR
rename table v3 to v4, v1 to t5, v2 to v1, t5 to v2;
--error ER_TABLE_EXISTS_ERROR
rename table v1 to t5, v3 to v4, v2 to v1, t5 to v2;
--error ER_TABLE_EXISTS_ERROR
rename table v1 to t5, v2 to v1, v3 to v4, t5 to v2;
--error ER_TABLE_EXISTS_ERROR
rename table v1 to t5, v2 to v1, t5 to v2, v3 to v4;

--echo # Try failed rename using two databases
--error ER_FORBID_SCHEMA_CHANGE
rename table test.v1 to test.v5, test.v2 to test.v1, test.v3 to test2.v2, non_existing_view to another_non_existing_view;

select (select sum(v1.a) from v1)+ (select sum(v2.b) from v2) + (select sum(v3.c) from v3)+ (select sum(v4.d) from v4) as total;

drop view v1,v2,v3,v4;

#
# Clean up
#
drop table t1, t2, t3, t4;
drop database test2;