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select case when age>25 then '´óÁä' else 'СÁä' end as ÄêÁ伶±ð,count(*) as ÈËÊý from infor group by case when age>25 then '´óÁä' else 'СÁä' end
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create proc pr_select_Natural
(
@CDATE datetime,
@FAC_NAME varchar(50),
@BATTERY_TYPE varchar(20),
@MAKE_MODE varchar(20),
@PRODUCE_MODE varchar(20),
@YEAR char(4),
@MONTH char(2 ......
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create table [±íÃû]
(
[×Ô¶¯±àºÅ×Ö¶Î] int IDENTITY (1,1) PRIMARY KEY ,
[×Ö¶Î1] nVarChar(50) default 'ĬÈÏÖµ' null ,
[×Ö¶Î2] ntext null ,
[×Ö¶Î3] datetime,
[×Ö¶Î4] money null ,
[×Ö¶Î5] int default 0,
[×Ö¶Î6] Decimal (12,4) default 0,
[×Ö¶Î7] image null ,
)
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1.access: datediff('d',fixdate,getdate())
2.sqlserver: datediff(day,fixdate,getdate())
ACCESSʵÀý£º select * from table where data=datediff('d',fixdate,getdate())
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