Bug #52489 [NEW]: PDOStatement::execute() errors when querying for backslash and question mark

From: Operating system: Windows 7 PHP version: 5.2.14 Package: PDO related Bug Type: Bug Bug description:PDOStatement::execute() errors when querying for backslash and question mark Description: ------------ Using PDO to prepare and then execute a statement that queries for a backslash and then a question mark sequentially in two columns generates a warning. Test script: --------------- $pdo = new PDO("mssql:dbname=mydb;host=myhost", "myuser", "mypassword"); $stmt = $pdo->prepare("SELECT * FROM table WHERE column1 = '\' AND column2 = '?'"); $result = $stmt->execute(); Expected result: ---------------- Array or false. Actual result: -------------- Warning: PDOStatement::execute() [pdostatement.execute]: SQLSTATE[HY093]: Invalid parameter number: no parameters were bound in ... -- Edit bug report at http://bugs.php.net/bug.php?id=52489&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=52489&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=52489&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=52489&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=52489&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=52489&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=52489&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=52489&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=52489&r=needscript Try newer version: http://bugs.php.net/fix.php?id=52489&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=52489&r=support Expected behavior: http://bugs.php.net/fix.php?id=52489&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=52489&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=52489&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=52489&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=52489&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=52489&r=dst IIS Stability: http://bugs.php.net/fix.php?id=52489&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=52489&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=52489&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=52489&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=52489&r=mysqlcfg