Net Dapper 基于 Oracle Merge 覆盖数据
2021/8/30 19:07:36
本文主要是介绍Net Dapper 基于 Oracle Merge 覆盖数据,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!
SQL
MERGE INTO Table TARGET USING ( SELECT :USERID0 AS USERID, :DISPLAY_NAME0 AS DISPLAY_NAME, :EMAIL0 AS EMAIL, :ROWUID0 AS ROWUID, :ROWSTATE0 AS ROWSTATE, :CTIME0 AS CTIME, :MTIME0 AS MTIME, :MODIFIER0 AS MODIFIER FROM DUAL UNION SELECT :USERID1 AS USERID, :DISPLAY_NAME1 AS DISPLAY_NAME, :EMAIL1 AS EMAIL, :ROWUID1 AS ROWUID, :ROWSTATE1 AS ROWSTATE, :CTIME1 AS CTIME, :MTIME1 AS MTIME, :MODIFIER1 AS MODIFIER FROM DUAL UNION SELECT :USERID2 AS USERID, :DISPLAY_NAME2 AS DISPLAY_NAME, :EMAIL2 AS EMAIL, :ROWUID2 AS ROWUID, :ROWSTATE2 AS ROWSTATE, :CTIME2 AS CTIME, :MTIME2 AS MTIME, :MODIFIER2 AS MODIFIER FROM DUAL UNION SELECT :USERID3 AS USERID, :DISPLAY_NAME3 AS DISPLAY_NAME, :EMAIL3 AS EMAIL, :ROWUID3 AS ROWUID, :ROWSTATE3 AS ROWSTATE, :CTIME3 AS CTIME, :MTIME3 AS MTIME, :MODIFIER3 AS MODIFIER FROM DUAL UNION SELECT :USERID4 AS USERID, :DISPLAY_NAME4 AS DISPLAY_NAME, :EMAIL4 AS EMAIL, :ROWUID4 AS ROWUID, :ROWSTATE4 AS ROWSTATE, :CTIME4 AS CTIME, :MTIME4 AS MTIME, :MODIFIER4 AS MODIFIER FROM DUAL ) SOURCE ON (SOURCE.USERID = TARGET.USERID) WHEN MATCHED THEN UPDATE SET TARGET.MTIME = SOURCE.MTIME, TARGET.MODIFIER = SOURCE.MODIFIER, TARGET.DISPLAY_NAME = SOURCE.DISPLAY_NAME, TARGET.EMAIL = SOURCE.EMAIL WHEN NOT MATCHED THEN INSERT (USERID, DISPLAY_NAME, EMAIL, ROWUID, ROWSTATE, CTIME, MTIME, MODIFIER) VALUES (SOURCE.USERID, SOURCE.DISPLAY_NAME, SOURCE.EMAIL, SOURCE.ROWUID, SOURCE.ROWSTATE, SOURCE.CTIME, SOURCE.MTIME, SOURCE.MODIFIER)
这篇关于Net Dapper 基于 Oracle Merge 覆盖数据的文章就介绍到这儿,希望我们推荐的文章对大家有所帮助,也希望大家多多支持为之网!
- 2024-10-04el-table 开启定时器下,表格的选中状态会消失是什么原因-icode9专业技术文章分享
- 2024-10-03如何安装和初始化飞牛私有云 fnOS?-icode9专业技术文章分享
- 2024-10-03如何安装 App 并连接到飞牛 NAS?-icode9专业技术文章分享
- 2024-10-03如何安装飞牛 TV 并连接到影视服务器?-icode9专业技术文章分享
- 2024-10-03如何在PVE和ESXI上安装飞牛私有云 fnOS?-icode9专业技术文章分享
- 2024-10-03fnOS国产最强NAS安装系统异常情况处理-icode9专业技术文章分享
- 2024-10-03飞牛NAS如何创建存储空间?-icode9专业技术文章分享
- 2024-10-03fnOS国产最强NAS硬盘会自动休眠吗?-icode9专业技术文章分享
- 2024-10-03fnOS国产最强NAS如何安装飞牛影视和创建媒体库?-icode9专业技术文章分享
- 2024-10-03fnOS国产最强NAS如何为家人朋友开通影视账号?-icode9专业技术文章分享