以前做项目时，客户安装的系统，总是要进行数据库升级，所以自己写了，通过把升级的表、存储过程等生成脚本，然后用此工具连接客户数据库，运行即可升级（转载请注明原作者）-the former item, the customer installed the system, a database is always upgrading, so their written. By upgrading the table, storage processes generated scr ipt, and then use this tool linking customer databases, Operation upgrade (reproduced Please specify authorship)