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132 lines
3.3 KiB
Text
132 lines
3.3 KiB
Text
#
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# Bug #11602: SP with very large body not handled well
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#
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source include/have_sequence.inc;
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create table t1 (a int);
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insert into t1 values (1),(2),(3);
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let $body=`select repeat('select count(*) into out1 from t1;\n', 3072)`;
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--enable_prepare_warnings
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delimiter //;
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--disable_query_log
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eval select length('$body') as length//
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eval create procedure test.longprocedure (out out1 int) deterministic
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begin
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$body
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end//
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--enable_query_log
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--disable_prepare_warnings
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delimiter ;//
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# this is larger than the length above, because it includes the 'begin' and
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# 'end' bits and some whitespace
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select length(routine_definition) from information_schema.routines where routine_schema = 'test' and routine_name = 'longprocedure';
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call test.longprocedure(@value); select @value;
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drop procedure test.longprocedure;
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drop table t1;
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#
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# Bug #9819 "Cursors: Mysql Server Crash while fetching from table with 5
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# million records.":
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# To really test the bug, increase the number of loop iterations ($1).
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# For 4 millions set $1 to 22.
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create table t1 (f1 char(100) , f2 mediumint , f3 int , f4 real, f5 numeric);
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insert into t1 (f1, f2, f3, f4, f5) values
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("This is a test case for for Bug#9819", 1, 2, 3.0, 4.598);
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create table t2 like t1;
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let $1=8;
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--disable_query_log
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--disable_result_log
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begin;
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while ($1)
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{
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eval insert into t1 select * from t1;
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dec $1;
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}
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commit;
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--enable_result_log
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--enable_query_log
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select count(*) from t1;
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select count(*) from t2;
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--disable_warnings
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drop procedure if exists p1;
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--enable_warnings
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delimiter |;
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create procedure p1()
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begin
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declare done integer default 0;
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declare vf1 char(100) ;
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declare vf2 mediumint;
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declare vf3 int ;
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declare vf4 real ;
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declare vf5 numeric ;
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declare cur1 cursor for select f1,f2,f3,f4,f5 from t1;
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declare continue handler for sqlstate '02000' set done = 1;
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open cur1;
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while done <> 1 do
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fetch cur1 into vf1, vf2, vf3, vf4, vf5;
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if not done then
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insert into t2 values (vf1, vf2, vf3, vf4, vf5);
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end if;
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end while;
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close cur1;
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end|
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delimiter ;|
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call p1();
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select count(*) from t1;
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select count(*) from t2;
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select f1 from t1 limit 1;
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select f1 from t2 limit 1;
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drop procedure p1;
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drop table t1, t2;
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#
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# Loops with many iterations
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# (Item_equal must be created in the execution arena)
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#
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create table t1 (
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`id1` int unsigned not null default '0',
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`id2` int unsigned not null default '0',
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`link_type` int unsigned not null default '0',
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`visibility` tinyint not null default '0',
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`data` varchar(255) not null default '',
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`time` int unsigned not null default '0',
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`version` int unsigned not null default '0',
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primary key (id1, link_type, visibility, id2)
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) default collate=latin1_bin;
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delimiter //;
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--enable_prepare_warnings
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create procedure select_test()
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begin
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declare id1_cond int;
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set id1_cond = 1;
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while id1_cond <= 10000 do
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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;
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set id1_cond = id1_cond + 1;
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end while;
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end//
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--disable_prepare_warnings
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delimiter ;//
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insert t1 select seq, seq, 1, 1, seq, seq, seq from seq_1_to_2000;
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set @before=unix_timestamp();
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call select_test();
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--let $time=60
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if ($VALGRIND_TEST)
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{
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--let $time=600
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}
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--disable_query_log
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--eval set @time=$time;
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--enable_query_log
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select unix_timestamp() - @before < @time;
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drop procedure select_test;
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drop table t1;
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