假如表Users,其中ID为自增长. ID,Name,Sex 1 张三,男 2 张三,男 3 李四,女 4 李四,女 5 王五,男 --查找出最小行号ID的重复记录 select Name,Sex,Count(1),Mix(ID) into #TempTable from Users group by Name,Sex having Count(1)>1 --删除重复记录,只保留最小行号的 Delete from Users from Users as A inner join #TempTab…
delete from Resource where Title in (select Title from Resource group by Title having count(Title) > 1) and Id not in (select min(Id) from Resource group by Title having count(Title)>1)…
Spire.Cloud.SDK for Java提供了TextRangesApi接口可通过addTextRange()添加文本.deleteTextRange()删除文本.updateTextRangeText()替换文本.updateTextRangeFormat()格式化文本等.本文将从以上方法介绍如何来实现对文本的操作.可参考以下步骤进行准备: 一.导入jar文件 创建Maven项目程序,通过maven仓库下载导入.以IDEA为例,新建Maven项目,在pom.xml文件中配置maven仓…
本文介绍使用Spire.Cloud.SDK for Java提供的ImagesApi接口来操作Word中的图片.具体可通过addImage()方法添加图片.deleteImage()方法删除图片.updateImageFormat()格式化Word中的图片以及getImageFormat()获取Word中的图片格式等.操作方法和代码示例可参考下文中的步骤. 步骤1:导入jar文件 创建Maven项目程序,通过maven仓库下载导入.以IDEA为例,新建Maven项目,在pom.xml文件中配置m…
1.查询表中重复数据.select * from peoplewhere peopleId in (select peopleId from people group by peopleId having count(peopleId) > 1)2.删除表中多余的重复记录,重复记录是根据单个字段(peopleId)来判断,只留有rowid最小的记录delete from people where peopleId in (select peopleId…
1.查找表中多余的重复记录,重复记录是根据单个字段(peopleId)来判断 select * from people where peopleId in (select peopleId from people group by peopleId having count(peopleId) ) 2.删除表中多余的重复记录,重复记录是根据单个字段(peopleId)来判断,只留有rowid最小的记录 delete from people where peopleId in (select pe…
delete from zqzrdp where tel in (select min(dpxx_id) from zqzrdp group by tel having count(tel)>1); 运行,报错 watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvdTAxMTU5ODUyOQ==/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/SouthEast"…
.查找表中多余的重复记录,重复记录是根据单个字段(peopleId)来判断 select*from people where peopleIdin (select peopleIdfrom peoplegroupby peopleIdhaving ) .删除表中多余的重复记录,重复记录是根据单个字段(peopleId)来判断,只留有rowid最小的记录 deletefrom people where peopleIdin (select peopleIdfrom peoplegroupby pe…
1. 查询需要删除的记录,会保留一条记录. select a.id,a.subject,a.RECEIVER from test1 a left join (select c.subject,c.RECEIVER ,max(c.id) as bid from test1 c where status=0 GROUP BY RECEIVER,SUBJECT having count(1) >1) b on a.id< b.bid where a.subject=b.subject and a.R…