Index: library/Zend/Db/Statement/Pdo.php
===================================================================
--- library/Zend/Db/Statement/Pdo.php	(revision 11188)
+++ library/Zend/Db/Statement/Pdo.php	(working copy)
@@ -114,6 +114,8 @@
                     $type = PDO::PARAM_NULL;
                 } elseif (is_integer($variable)) {
                     $type = PDO::PARAM_INT;
+                } elseif (is_resource($variable)) {
+                    $type = PDO::PARAM_LOB;
                 } else {
                     $type = PDO::PARAM_STR;
                 }
Index: library/Zend/Db/Statement.php
===================================================================
--- library/Zend/Db/Statement.php	(revision 11188)
+++ library/Zend/Db/Statement.php	(working copy)
@@ -277,10 +277,25 @@
     public function execute(array $params = null)
     {
         /*
+         * Bind $params using bindParam() instead of _execute() since
+         * bindParam() sets the parameter types.
+         */
+        if ($params !== null) {
+            $paramIndex = 1;
+            foreach ($params as $parameter => &$variable) {
+                if (is_int($parameter)) {
+                    $parameter = $paramIndex;
+                }
+                $this->bindParam($parameter, $variable);
+                $paramIndex++;
+            }
+        }
+
+        /*
          * Simple case - no query profiler to manage.
          */
         if ($this->_queryId === null) {
-            return $this->_execute($params);
+            return $this->_execute();
         }
 
         /*
@@ -300,7 +315,7 @@
         }
         $qp->start($this->_queryId);
 
-        $retval = $this->_execute($params);
+        $retval = $this->_execute();
 
         $prof->queryEnd($this->_queryId);