--- parser3/src/include/pa_sql_driver_manager.h	2001/09/12 15:34:58	1.8.4.1
+++ parser3/src/include/pa_sql_driver_manager.h	2001/09/18 16:05:42	1.10
@@ -1,14 +1,12 @@
 /** @file
 	Parser: sql driver manager decl.
+	global sql driver manager, must be thread-safe
 
 	Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
 
 	Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)
 
-	$Id: pa_sql_driver_manager.h,v 1.8.4.1 2001/09/12 15:34:58 parser Exp $
-
-
-	global sql driver manager, must be thread-safe
+	$Id: pa_sql_driver_manager.h,v 1.10 2001/09/18 16:05:42 parser Exp $
 */
 
 #ifndef PA_SQL_DRIVER_MANAGER_H
@@ -32,7 +30,11 @@
 
 class SQL_Connection;
 
-/// sql driver manager
+/**	sql driver manager
+		maintains 
+		- driver cache  which never expires
+		- connection cache  unused connections got expired
+*/
 class SQL_Driver_manager : public Pooled {
 	friend SQL_Connection;
 public: