T-SQL 存储过程
prk/彭仁夔 08-09-02 转载注明出处。
在开发中，我们经常要用到这样的统计
根据用户输入的日期，把每个月的备份表的数据和正在使用的表中的综合起来统计。假如2008-05-11到2008-08-01，那么就包含5，6，7，8四张备份表还有正在使用的表，加起5张表。这是要统计的所有的数据。
对于统计又有要求，分情况来统计各种情况的总计，但是有的特殊情况要统计其明细。
如下图：
T-sql日期转换不兼容。还有对运行的sql的长度也有一定的限制。
prk/彭仁夔 08-09-02 转载注明出处。
ALTER PROCEDURE [dbo].[UP_TSMReceivedDailyReport]
@StartTime varchar(100),
@EndTime varchar(100),
@OrgAddrs varchar(1000)='',
@MsgType_IDs varchar(1000)=''
AS
declare @where varchar(1000)
declare @startMonth int
declare @endMonth int
declare @tempMonth int
declare @generalSql varchar(1000)
declare @tempSql varchar(1000)
declare @tempSql1 varchar(3000)
declare @tempTotal varchar(3000)
declare @tempUndeal varchar(3000)
declare @tempdealing varchar(3000)
declare @tempdealed varchar(3000)
declare @temp1 varchar(3000)
declare @temp2 varchar(3000)
declare @temp3 varchar(3000)
declare @temp4 varchar(3000)
declare @mm int
declare @mm1 int
/*
declare @StartTime varchar(100)
declare @EndTime varchar(100)
declare @OrgAddrs varchar(1000)
declare @MsgType_IDs varchar(1000)
set @StartTime ='2008-05-05'
set @EndTime ='2008-07-07'
set @OrgAddrs =''
set @MsgType_IDs =''
*/
set @startMonth=Month(@StartTime)
set @endMonth =Month(@EndTime)
set @tempMonth=@startMonth
set @tempSql=' '
set @tempSql1=' '
set @temp1=' '
set @temp2=' '
set @temp3=' '
set @temp4=' '
set @where=' where recvTime>='''+CAST(@StartTime as varchar(20))+''' and recvTime<='''+CAST(@EndTime as varchar(20))+''' '
if @OrgAddrs!=''
begin
set @where=@where+' '+ ' and OrgAddr in '+@OrgAddrs+' '
end
if @MsgType_IDs!=''
begin
set @where=@where+' '+ ' and MsgType_ID in '+@MsgType_IDs+' '
end
print @where
set @generalSql=' select RecvSM_ID,User_ID,MsgType_ID,OrgAddr ,DestAddr, cast(RecvTime as DateTime) RecvTime,
SM_Content,DealSign,cast(DealTime as DateTime) DealTime,IsWait,ReMsgType_ID,SendSM_Content
from T_SMReceived '+@where+' and DealSign<>4 and (DealSign<>8 and iswait<>0) and (DealSign<>3 and IsWait<>0)'
print @generalSql
create table #temp (RecvSM_ID int,
User_ID int,
MsgType_ID int,
OrgAddr varchar(128),
DestAddr varchar(128),
RecvTime datetime,
SM_Content varchar(6000),
DealSign tinyint,
DealTime datetime,
IsWait bit,
ReMsgType_ID int ,
SendSM_Content varchar(6000) )
insert into #temp exec (@generalSql)
while @tempMonth<=@endMonth
begin
set @tempSql='select RecvSM_ID,User_ID,MsgType_ID,OrgAddr ,DestAddr, cast(RecvTime as DateTime) RecvTime,
SM_Content,DealSign,cast(DealTime as DateTime) DealTime,IsWait,ReMsgType_ID,SendSM_Content from T_SMReceived_'+Cast(@tempMonth as varchar(2))+' '+@where+' '
insert into #temp exec (@tempSql)
set @tempMonth= @tempMonth+1
end
select @mm= count(*) from #temp
print 'the temp table have:'+cast(@mm as varchar(100))
set @temp1='select msgtype_id ,convert(varchar(10),recvtime,120) recvtime , total=count(*) from #temp '
set @temp2=' group by convert(varchar(10),recvtime,120), msgtype_id '
set @tempTotal = @temp1+''+@temp2
print @tempTotal
set @tempUndeal = @temp1+' where (iswait=1 and DealSign=0) or DealSign=2 or (iswait=1 and DealSign=8) '+@temp2
print @tempUndeal
set @tempdealing =@temp1+' where (iswait=1 and DealSign=1) or (iswait=1 and DealSign=9) '+@temp2
print @tempdealing
set @tempdealed =@temp1+' where (iswait=0 and DealSign=3) or (iswait=0 and DealSign=4) '+@temp2
print @tempdealed
set @temp3='select a.MsgType_ID , a.RecvTime,a.total,
(select undeal= case when b.total IS NULL then 0 else b.total end) undeal ,
(select dealing= case when c.total IS NULL then 0 else c.total end) dealing,
(select dealed= case when d.total IS NULL then 0 else d.total end) dealed,
undealDetail=null,dealingDetail=null,dealedDetail=null from ('+@tempTotal+') a left join ('
+@tempUndeal+') b on a.msgtype_id=b.msgtype_id and a.recvtime=b.recvtime left join ('+
@tempdealing+' ) c on a.msgtype_id=c.msgtype_id and a.recvtime=c.recvtime left join ( '
+@tempdealed+') d on a.msgtype_id=d.msgtype_id and a.recvtime=d.recvtime'
print '#temp1 SQL: '+ @temp3
create table #temp1 (
MsgType_ID int,
RecvTime varchar(10),
total int,
undeal int,
dealing int,
dealed int,
undealDetail varchar(1000),
dealingDetail varchar(1000),
dealedDetail varchar(1000),
)
insert into #temp1 exec(@temp3)
select @mm1= count(*) from #temp1
print 'the #templ have :'+cast(@mm1 as varchar(100))
declare finalReport cursor
for select MsgType_ID,convert(varchar(10),recvtime,120) RecvTime ,dealed from #temp1
open finalReport
declare @MsgType_IDf int
declare @RecvTimef varchar(10)
declare @dealedf int
print 'start tatal one record';
fetch next from finalReport into @MsgType_IDf, @RecvTimef ,@dealedf
while(@@fetch_status=0)
begin
declare my_cursor cursor
for select a.msgtype_id ,a.recvtime,a.size,a.reMsgType_ID,b.ReMsgTypeName from
(select msgtype_id,count(*) size, convert(varchar(10),recvtime,120) recvtime,reMsgType_ID from #temp
where convert(varchar(10),recvtime,120)=@RecvTimef and msgtype_id=@MsgType_IDf and (iswait=0 and (DealSign=3 or DealSign=4)) group by convert(varchar(10),recvtime,120), msgtype_id,reMsgType_ID) a left join T_ReMsgType b
on a.reMsgType_ID=b.reMsgType_ID order by a.msgtype_id
open my_cursor
declare @msgtype_id int
declare @recvtime varchar(10)
declare @reMsgType_ID int
declare @ReMsgTypeName varchar(500)
declare @dealedDetail varchar(500)
declare @size int
declare @flag int
set @flag=0
set @dealedDetail='总数:'+Cast(@dealedf as varchar(5))+' (其中 '
print 'start deal one record';
fetch next from my_cursor into @msgtype_id,@recvtime,@size,@reMsgType_ID,@ReMsgTypeName
while(@@fetch_status=0)
begin
set @dealedDetail= @dealedDetail+@ReMsgTypeName+': '+
Cast((select undeal= case when @size IS NULL then 0 else @size end) as varchar(5))+','
set @flag=1
fetch next from my_cursor into @msgtype_id,@recvtime,@size,@reMsgType_ID,@ReMsgTypeName
end
if @flag=0
begin
set @dealedDetail=substring(@dealedDetail,0,len(@dealedDetail)-3)
end
else
begin
set @dealedDetail=substring(@dealedDetail,0,len(@dealedDetail))+')'
end
close my_cursor
DEALLOCATE my_cursor
update #temp1 set dealedDetail= @dealedDetail where convert(varchar(10),recvtime,120)=@RecvTimef and msgtype_id=@MsgType_IDf
print 'have update one record';
fetch next from finalReport into @MsgType_IDf, @RecvTimef ,@dealedf
end
close finalReport
DEALLOCATE finalReport
select c.*,d.MsgTypeName from #temp1 c left join T_MsgType d on c.msgtype_id=D.msgtype_id order by c.RecvTime,c.msgtype_id