快速获取表test的记录总数[对大容量表非常有效]
快速获取表test的记录总数:select rows from sysindexes where id = object_id('test') and indid in (0,1)
update 2 set KHXH=(ID+1)\2 2行递增编号
update [23] set id1 = 'No.'+right('00000000'+id,6) where id not like 'No%' //递增
update [23] set id1= 'No.'+right('00000000'+replace(id1,'No.',''),6) //补位递增
delete from [1] where (id%2)=1
奇数
替换表名字段
update [1] set domurl = replace(domurl,'Upload/Imgswf/','Upload/Photo/') where domurl like '%Upload/Imgswf/%'
截位
SELECT LEFT(表名, 5)
截位
SELECT LEFT(表名, 5)
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