From:             mhe at ltcgroup dot de
Operating system: Debian Woody
PHP version:      5.0.3
PHP Bug Type:     MySQLi related
Bug description:  MySQLi bind_result causes fatal error: memory limit reached

Description:
------------
submit a prepared query to mysqli ext using method prepare().

if i use bind_result to bind a column to a variable php crashes with fatal
error: memory limit, if the column in database is mediumtext. if you alter
this to text, everything works fine.

using mysqld 4.1.10

--output: php5 -v
micronium:~/phpn# php5 -v
PHP 5.0.3-1.dotdeb.0 (cli) (built: Dec 16 2004 13:08:20)
Copyright (c) 1997-2004 The PHP Group
Zend Engine v2.0.3, Copyright (c) 1998-2004 Zend Technologies

-- mysql:
CREATE TABLE tt (
  ID_ITEM INTEGER UNSIGNED NOT NULL AUTO_INCREMENT,
  TITLE VARCHAR(255) NULL,
  DESCRIPTION MEDIUMTEXT NULL,
  PRIMARY KEY(ID_ITEM)
);

-- php:
$query = "
 select
  DESCRIPTION
 from
  tt
";
$stmt = $db->prepare($query);
$stmt->execute();

$stmt->bind_result($DESCRIPTION); //-- this is line 63

-- output:

Fatal error: Allowed memory size of 8388608 bytes exhausted (tried to
allocate 16777216 bytes) in /root/phpn/run.php on line 63
Allowed memory size of 8388608 bytes exhausted (tried to allocate 256
bytes)

-- mysql:

ALTER TABLE `tt` CHANGE `DESCRIPTION` `DESCRIPTION` TEXT

-- php:
$query = "
 select
  DESCRIPTION
 from
  tt
";
$stmt = $db->prepare($query);
$stmt->execute();

$stmt->bind_result($ID_ITEM); //-- this is line 63

-- output:
:::  everything is ok, no crahs, can go on


Reproduce code:
---------------
try to bind a MEDIUM text column to a variable, and php will crash ..



-- 
Edit bug report at http://bugs.php.net/?id=32013&edit=1
-- 
Try a CVS snapshot (php4):   http://bugs.php.net/fix.php?id=32013&r=trysnapshot4
Try a CVS snapshot (php5.0): 
http://bugs.php.net/fix.php?id=32013&r=trysnapshot50
Try a CVS snapshot (php5.1): 
http://bugs.php.net/fix.php?id=32013&r=trysnapshot51
Fixed in CVS:                http://bugs.php.net/fix.php?id=32013&r=fixedcvs
Fixed in release:            http://bugs.php.net/fix.php?id=32013&r=alreadyfixed
Need backtrace:              http://bugs.php.net/fix.php?id=32013&r=needtrace
Need Reproduce Script:       http://bugs.php.net/fix.php?id=32013&r=needscript
Try newer version:           http://bugs.php.net/fix.php?id=32013&r=oldversion
Not developer issue:         http://bugs.php.net/fix.php?id=32013&r=support
Expected behavior:           http://bugs.php.net/fix.php?id=32013&r=notwrong
Not enough info:             
http://bugs.php.net/fix.php?id=32013&r=notenoughinfo
Submitted twice:             
http://bugs.php.net/fix.php?id=32013&r=submittedtwice
register_globals:            http://bugs.php.net/fix.php?id=32013&r=globals
PHP 3 support discontinued:  http://bugs.php.net/fix.php?id=32013&r=php3
Daylight Savings:            http://bugs.php.net/fix.php?id=32013&r=dst
IIS Stability:               http://bugs.php.net/fix.php?id=32013&r=isapi
Install GNU Sed:             http://bugs.php.net/fix.php?id=32013&r=gnused
Floating point limitations:  http://bugs.php.net/fix.php?id=32013&r=float
No Zend Extensions:          http://bugs.php.net/fix.php?id=32013&r=nozend
MySQL Configuration Error:   http://bugs.php.net/fix.php?id=32013&r=mysqlcfg

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