#44835 [NEW]: DBLIB driver - Weird NULL behavior

From: alexandre at gaigalas dot net Operating system: SuSE Enterprise PHP version: 5.2.5 PHP Bug Type: PDO related Bug description: DBLIB driver - Weird NULL behavior Description: ------------ Fetching data on BIT columns with NULL values return 0 (zero) instead of NULL. Reproduce code: --------------- <?php $db = new PDO('dblib:host=X;dbname=X', 'x', 'x'); print_r($db->query("SELECT CONVERT(BIT,NULL) AS THIS_MUST_BE_BLANK")->fetch(PDO::FETCH_ASSOC)); Expected result: ---------------- Array ( [THIS_MUST_BE_BLANK] => ) Actual result: -------------- Array ( [THIS_MUST_BE_BLANK] => 0 ) -- Edit bug report at http://bugs.php.net/?id=44835&edit=1 -- Try a CVS snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=44835&r=trysnapshot52 Try a CVS snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=44835&r=trysnapshot53 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=44835&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=44835&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=44835&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=44835&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=44835&r=needscript Try newer version: http://bugs.php.net/fix.php?id=44835&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=44835&r=support Expected behavior: http://bugs.php.net/fix.php?id=44835&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=44835&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=44835&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=44835&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=44835&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=44835&r=dst IIS Stability: http://bugs.php.net/fix.php?id=44835&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=44835&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=44835&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=44835&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=44835&r=mysqlcfg