mysql-test/main/sp-big.test

#
# Bug #11602: SP with very large body not handled well
#
source include/have_sequence.inc;

create table t1 (a int);
insert into t1 values (1),(2),(3);

let $body=`select repeat('select count(*) into out1 from t1;\n', 3072)`;

delimiter //;
--disable_query_log
eval select length('$body') as length//
eval create procedure test.longprocedure (out out1 int) deterministic
begin
  $body
end//
--enable_query_log

delimiter ;//

# this is larger than the length above, because it includes the 'begin' and
# 'end' bits and some whitespace
select length(routine_definition) from information_schema.routines where routine_schema = 'test' and routine_name = 'longprocedure';

call test.longprocedure(@value); select @value;

drop procedure test.longprocedure;
drop table t1;
#
# Bug #9819 "Cursors: Mysql Server Crash while fetching from table with 5
# million records.":
# To really test the bug, increase the number of loop iterations ($1).
# For 4 millions set $1 to 22.
create table t1 (f1 char(100) , f2 mediumint , f3 int , f4 real, f5 numeric);
insert into t1 (f1, f2, f3, f4, f5) values
("This is a test case for for Bug#9819", 1, 2, 3.0, 4.598);
create table t2 like t1;
let $1=8;
--disable_query_log
--disable_result_log
begin;
while ($1)
{
  eval insert into t1 select * from t1;
  dec $1;
}
commit;
--enable_result_log
--enable_query_log
select count(*) from t1;
select count(*) from t2;
--disable_warnings
drop procedure if exists p1;
--enable_warnings
delimiter |;
create procedure p1()
begin
  declare done integer default 0;
  declare vf1 char(100) ;
  declare vf2 mediumint;
  declare vf3 int ;
  declare vf4 real ;
  declare vf5 numeric ;
  declare cur1 cursor for select f1,f2,f3,f4,f5 from t1;
  declare continue handler for sqlstate '02000' set done = 1;
  open cur1;
  while done <> 1 do
    fetch cur1 into vf1, vf2, vf3, vf4, vf5;
    if not done then
      insert into t2 values (vf1, vf2, vf3, vf4, vf5);
    end if;
  end while;
  close cur1;
end|
delimiter ;|
call p1();
select count(*) from t1;
select count(*) from t2;
select f1 from t1 limit 1;
select f1 from t2 limit 1;
drop procedure p1;
drop table t1, t2;

#
# Loops with many iterations
# (Item_equal must be created in the execution arena)
#
create table t1 (
  `id1` int unsigned not null default '0',
  `id2` int unsigned not null default '0',
  `link_type` int unsigned not null default '0',
  `visibility` tinyint not null default '0',
  `data` varchar(255) not null default '',
  `time` int unsigned not null default '0',
  `version` int unsigned not null default '0',
  primary key (id1, link_type, visibility, id2)
) default collate=latin1_bin;

delimiter //;
create procedure select_test()
begin
 declare id1_cond int;
 set id1_cond = 1;
 while id1_cond <= 10000 do
   select count(*) as cnt from (select id1 from t1 force index (primary) where id1 = id1_cond and link_type = 1 and visibility = 1 order by id2 desc) as t into @cnt;
   set id1_cond = id1_cond + 1;
 end while;
end//
delimiter ;//

insert t1 select seq, seq, 1, 1, seq, seq, seq from seq_1_to_2000;
set @before=unix_timestamp();
call select_test();

--let $time=60
if ($VALGRIND_TEST)
{
  --let $time=600
}

--disable_query_log
--eval set @time=$time;
--enable_query_log

select unix_timestamp() - @before < @time;
drop procedure select_test;
drop table t1;