Index: Db/Adapter/Pdo/Oci.php
===================================================================
--- Db/Adapter/Pdo/Oci.php	(revisão 9979)
+++ Db/Adapter/Pdo/Oci.php	(cópia de trabalho)
@@ -110,7 +110,8 @@
         if (is_int($value) || is_float($value)) {
             return $value;
         }
-        return "'" . addcslashes($value, "\000\n\r\\'\"\032") . "'";
+        $value = str_replace("'", "''", $value);
+        return "'" . addcslashes($value, "\000\n\r'\"\032") . "'";
     }
 
     /**
@@ -337,4 +338,14 @@
         return $limit_sql;
     }
 
+    /**
+    * Oracle don't use symbol for delimited identifiers.
+    *
+    * @return empty string
+    */
+    public function getQuoteIdentifierSymbol()
+    {
+      return '';
+    }
+
 }