Bug #61516 [NEW]: PDOStatement::errorInfo returning NULL for driver code and message

From: Date: Mon, 26 Mar 2012 16:49:00 +0000
Subject: Bug #61516 [NEW]: PDOStatement::errorInfo returning NULL for driver code and message
Groups: php.bugs 
Request: Send a blank email to php-bugs+get-168843@lists.php.net to get a copy of this message
From:             
Operating system: Linux 2.6.32-5-amd64
PHP version:      5.4.0
Package:          PDO related
Bug Type:         Bug
Bug description:PDOStatement::errorInfo returning NULL for driver code and message

Description:
------------
While using not emulated prepared statement against MySQL 5.5, warnings
(using ERRMODE_WARNING) are more verbose than errorInfo(). With prepared
queries, errorInfo return (string, NULL, NULL).

This fact is true with or without ERRMODE_WARNING.

And this fact is also true, but different while using standard queries :

What the warning give me :
{{{
[WARNING] PDO::query() [<a href='pdo.query'>pdo.query</a>]:
SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry
'83-27
7727' for key 'UNIQUE'
}}}

What I got from errorInfo()[2] (Missing the "Integrity constraint
violation:" string, built client side from error code ?) :
{{{
Duplicate entry '83-277727' for key 'UNIQUE'
}}}



Test script:
---------------
<?php

class My_PDOStatement extends PDOStatement
{
    public function execute($input_parameters = NULL)
    {
        $res = parent::execute($input_parameters);
        if ($res === FALSE)
            var_dump($this->errorInfo());
        return $res;
    }
}

$options = array(PDO::ATTR_PERSISTENT => FALSE,
                 PDO::ATTR_ERRMODE => PDO::ERRMODE_WARNING,
                 PDO::ATTR_EMULATE_PREPARES => FALSE,
                 PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
                 PDO::ATTR_STATEMENT_CLASS => array('My_PDOStatement'));

$pdo = new PDO(...);

$stmt = $pdo->prepare("SELECT :a + :a");
$stmt->execute(array('a' => 1)); // Willingly generate 'Invalid parameter
number'
var_dump($stmt->fetchAll());


Expected result:
----------------
I Expect errorInfo() to return error messages.

Actual result:
--------------
errorInfo() in this specific case return (string, NULL, NULL).

-- 
Edit bug report at https://bugs.php.net/bug.php?id=61516&edit=1
-- 
Try a snapshot (PHP 5.4):            https://bugs.php.net/fix.php?id=61516&r=trysnapshot54
Try a snapshot (PHP 5.3):            https://bugs.php.net/fix.php?id=61516&r=trysnapshot53
Try a snapshot (trunk):              https://bugs.php.net/fix.php?id=61516&r=trysnapshottrunk
Fixed in SVN:                        https://bugs.php.net/fix.php?id=61516&r=fixed
Fixed in SVN and need be documented: https://bugs.php.net/fix.php?id=61516&r=needdocs
Fixed in release:                    https://bugs.php.net/fix.php?id=61516&r=alreadyfixed
Need backtrace:                      https://bugs.php.net/fix.php?id=61516&r=needtrace
Need Reproduce Script:               https://bugs.php.net/fix.php?id=61516&r=needscript
Try newer version:                   https://bugs.php.net/fix.php?id=61516&r=oldversion
Not developer issue:                 https://bugs.php.net/fix.php?id=61516&r=support
Expected behavior:                   https://bugs.php.net/fix.php?id=61516&r=notwrong
Not enough info:                     https://bugs.php.net/fix.php?id=61516&r=notenoughinfo
Submitted twice:                     https://bugs.php.net/fix.php?id=61516&r=submittedtwice
register_globals:                    https://bugs.php.net/fix.php?id=61516&r=globals
PHP 4 support discontinued:          https://bugs.php.net/fix.php?id=61516&r=php4
Daylight Savings:                    https://bugs.php.net/fix.php?id=61516&r=dst
IIS Stability:                       https://bugs.php.net/fix.php?id=61516&r=isapi
Install GNU Sed:                     https://bugs.php.net/fix.php?id=61516&r=gnused
Floating point limitations:          https://bugs.php.net/fix.php?id=61516&r=float
No Zend Extensions:                  https://bugs.php.net/fix.php?id=61516&r=nozend
MySQL Configuration Error:           https://bugs.php.net/fix.php?id=61516&r=mysqlcfg



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