diff --git a/system/database/drivers/odbc/odbc_utility.php b/system/database/drivers/odbc/odbc_utility.php
index 5b4558f..2932da8 100644
--- a/system/database/drivers/odbc/odbc_utility.php
+++ b/system/database/drivers/odbc/odbc_utility.php
@@ -159,6 +159,47 @@
 		return "SELECT TOP 1 FROM ".$this->db->_escape_table($table);
 	}
 
+	// --------------------------------------------------------------------
+
+	/**
+	 * Optimize table query
+	 *
+	 * Generates a platform-specific query so that a table can be optimized
+	 *
+	 * @access	private
+	 * @param	string	the table name
+	 * @return	object
+	 */
+	function _optimize_table($table)
+	{
+		// Not a supported ODBC feature	
+		if ($this->db_debug)
+		{
+			return $this->display_error('db_unsuported_feature');
+		}
+		return FALSE;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Repair table query
+	 *
+	 * Generates a platform-specific query so that a table can be repaired
+	 *
+	 * @access	private
+	 * @param	string	the table name
+	 * @return	object
+	 */
+	function _repair_table($table)
+	{
+		// Not a supported ODBC feature	
+		if ($this->db_debug)
+		{
+			return $this->display_error('db_unsuported_feature');
+		}
+		return FALSE;
+	}
 
 
 }