EVOLUTION-MANAGER

Edit File: innodb_mutexes.test

--source include/have_innodb.inc

connect(con1,localhost,root,,);
connect(con2,localhost,root,,);
connect(con3,localhost,root,,);

create table t1(a int not null primary key, b int, c int,d CHAR(100)) engine=innodb;

delimiter //;
create procedure innodb_insert_proc (repeat_count int)
begin
  declare current_num int;
  set current_num = 0;
  while current_num < repeat_count do
    insert into t1 values(current_num, RAND(), RAND(), substring(MD5(RAND()), -64));
    set current_num = current_num + 1;
  end while;
end//
delimiter ;//
commit;

set autocommit=0;
call innodb_insert_proc(20000);
commit;
set autocommit=1;

connection con1;
send delete from t1 where a between 1000 and 1300;

connection con2;
send update t1 set b=b+1 where a between 2000 and 2600;

connection con3;
send insert into t1 select a+30000,b,c,d from t1 where a between 3000 and 4000;

connection default;
send delete from t1 where a between 6000 and 7000;

connection con1;
reap;

connection con2;
reap;

connection con3;
reap;

connection default;
reap;

disconnect con1;
disconnect con2;
disconnect con3;

# test that below does not crash, actual result is not
# repeatable
--disable_query_log
--disable_result_log
--disable_warnings
select * from information_schema.innodb_mutexes;
--enable_query_log
--enable_result_log
--enable_warnings

drop procedure innodb_insert_proc;
drop table t1;