开发日志:ASP SQL日期操作语句小结

列出某一天, 上一星期的数据

Select   distinct  dateandtime  FROM  ctdate_by_query_date  Where  dateandtime  between  ((# 2006 - 5 - 15 # + (Weekday( 2006 - 5 - 15 ) - 7 )) - 6 and  (# 2006 - 5 - 15 # - 7 ) + Weekday( 2006 - 5 - 15
sql
= " Select   distinct  dateandtime  FROM  ctarticle  Where  dateandtime  between  ((#" & date & "# + (Weekday(" & date & ")" & norp & " 7 )) - 6 and  (#" & date & "#" & norp & " 7 ) + Weekday(" & date & ")" 

查询一天, 所隶属星期所有天数的数据

Select   *   FROM  ctdate_by_query_date 
Where  dateandtime  between  ((# 2006 - 5 - 15 # + Weekday( 2006 - 5 - 15 )) - 6 and  # 2006 - 5 - 15 # + Weekday( 2006 - 5 - 15


 程序代码

Select   *   FROM  ctdate_by_query_date  Where  dateandtime  between  # 2006 - 5 - 1 and  # 2006 - 5 - 30


列出不同年份的年份, 并且不要相同

select   distinct   year (dateandtime)  from  ctarticle 


果如: 
Expr1000
2000
2003
2004
2005
2006

列出某一天, 上一年的第一条记录

Select   top   1  dateandtime  FROM  ctarticle  where   year (dateandtime) = ( 2006 ) - 1  
sql
= " Select   top   1  dateandtime  FROM  ctarticle  where   year (dateandtime) = ( year (#" & date & "#))" & norp 

列出某一年的数据

sql = " select   *   from  ctdate_by_query_date  where   year (dateandtime) = " & year (rqqdt_) & order   by  dateandtime  desc


查找上一月中的第一条记录

 

Select   top   1  dateandtime  FROM  ctarticle  where   year (dateandtime) = year (# 2006 - 5 - 28 #)  and    month (dateandtime) = month (# 2006 - 5 - 28 #) - 1  


列出某一月的数据

sql = " select   *   from  ctdate_by_query_date  where   year (dateandtime) = " & year (rqqdt_) & and   month (dateandtime) = " & month (rqqdt_) & order   by  dateandtime  desc

列出某一日的数据

sql = " select   *   from  ctdate_by_query_date  where  dateandtime = #" & rqqdt_ & "#  order   by  a.articleid  desc

时间日期

例一: 列出当天的数据

sql = " select   *   from  ctdate_by_query_date  where  dateandtime = date()  order   by  a.articleid  desc "  

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