数据库同步程序，能够自动更新远程数据库与本地数据库数据，保持同步。-Database synchronization program to automatically update the remote database with local database data, and to keep pace.

powerbuilder的自动更新程序，可用于C/S架构程序更新，减少程序更新工作量-powerbuilder automatic update program that can be used C/S architecture program updates, reducing the workload of program updates