摘要
通过实例介绍了触发器在沂沭泗流域水雨情信息系统升级中所起到的作用:实现了新版数据库到旧版数据库的数据同步,修补了新版水雨情译电系统个别类型记录写库存放表不当的缺点,同时保护了现有的投资。
With actual instances, the function of database triggers in upgrade of real time water and rainfall information system is introduced. Data synchronization from new database to old database was implemented, the bugs of improper table storage of some types record in new version of water and rainfall information translation system was patched, which protected the existing investment.
出处
《计算机应用与软件》
CSCD
北大核心
2008年第6期165-166,173,共3页
Computer Applications and Software
关键词
数据库
触发器
水雨情
Database Trigger Water and rainfall
