如何給一個表某列加上指定的隨機數

一、原始數據

create table #test? (name varchar(10),ddate datetime,date1 datetime,date2 datetime)

insert into #test

select '張三','2013-09-01','2013-09-01 09:00:00.000','2013-09-01 17:00:00.000' union all

select '張三','2013-09-02','2013-09-02 09:00:00.000','2013-09-02 17:00:00.000' union all

select '張三','2013-09-03','2013-09-03 09:00:00.000','2013-09-03 17:00:00.000' union all

select '張三','2013-09-04','2013-09-04 09:00:00.000','2013-09-04 17:00:00.000' union all

select '張三','2013-09-05','2013-09-05 09:00:00.000','2013-09-05 17:00:00.000' union all

select '張三','2013-09-06','2013-09-06 09:00:00.000','2013-09-06 17:00:00.000'

select * from #test

create table #test? (name varchar(10),ddate datetime,date1 datetime,date2 datetime) insert into #test select '張三','2013-09-01','2013-09-01 09:00:00.000','2013-09-01 17:00:00.000' union allselect '張三','2013-09-02','2013-09-02 09:00:00.000','2013-09-02 17:00:00.000' union allselect '張三','2013-09-03','2013-09-03 09:00:00.000','2013-09-03 17:00:00.000' union allselect '張三','2013-09-04','2013-09-04 09:00:00.000','2013-09-04 17:00:00.000' union allselect '張三','2013-09-05','2013-09-05 09:00:00.000','2013-09-05 17:00:00.000' union allselect '張三','2013-09-06','2013-09-06 09:00:00.000','2013-09-06 17:00:00.000'? --sql: select name,ddate,???? date1 = DATEADD(MINUTE, ABS(CHECKSUM(NEWID()))%10 + 1, date1),???? date2 = DATEADD(MINUTE, ABS(CHECKSUM(NEWID()))%11 + 5, date2) from #test?? /* name??? ddate??? date1??? date2 張三??? 2013-09-01 00:00:00.000??? 2013-09-01 09:08:00.000??? 2013-09-01 17:10:00.000 張三??? 2013-09-02 00:00:00.000??? 2013-09-02 09:10:00.000??? 2013-09-02 17:11:00.000 張三??? 2013-09-03 00:00:00.000??? 2013-09-03 09:08:00.000??? 2013-09-03 17:06:00.000 張三??? 2013-09-04 00:00:00.000??? 2013-09-04 09:08:00.000??? 2013-09-04 17:06:00.000 張三??? 2013-09-05 00:00:00.000??? 2013-09-05 09:03:00.000??? 2013-09-05 17:05:00.000 張三??? 2013-09-06 00:00:00.000??? 2013-09-06 09:09:00.000??? 2013-09-06 17:13:00.000 */

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總結

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