求高人解析SQL语句,该怎么处理

IF EXISTS(SELECT NAME FROM SYSOBJECTS WHERE NAME='user_RecordInResult' AND TYPE='P') DROP PROC user_RecordInResultGOCreate PROCEDURE user_RecordInResult@charWhere nvarchar(1000)ASdeclare @sql varchar(8000)Declare @A1 int,@A2 int,@B1 int,@B2 int,@C1 int,@C2 intdeclare @sInvCode varchar(50),@eInvCode varchar(50)if object_id('tempdb..resultTemp') is not null drop table tempdb..resultTempif LTRIM(RTRIM(@charwhere))<>''begin     SET @B1=CHARINDEX('INVCODE>=',@CHARWHERE)+10    SET @B2=CHARINDEX('INVCODE<=',@CHARWHERE)+10    IF @B1>10 SET @sInvCode=SUBSTRING(@CHARWHERE,@B1,CHARINDEX('''',@CHARWHERE,@B1)[email protected])    IF @B2>10 SET @eInvCode=SUBSTRING(@CHARWHERE,@B2,CHARINDEX('''',@CHARWHERE,@B2)[email protected])endselect cInvName,cInvStd,cComUnitName ,case when mon=1 then sum(isum) else 0 end '1月出',case when mon=2 then sum(isum) else 0 end '2月出',case when mon=3 then sum(isum) else 0 end '3月出',case when mon=4 then sum(isum) else 0 end '4月出',case when mon=5 then sum(isum) else 0 end '5月出',case when mon=6 then sum(isum) else 0 end '6月出',case when mon=7 then sum(isum) else 0 end '7月出',case when mon=8 then sum(isum) else 0 end '8月出',case when mon=9 then sum(isum) else 0 end '9月出',case when mon=10 then sum(isum) else 0 end '10月出',case when mon=11 then sum(isum) else 0 end '11月出',case when mon=12 then sum(isum) else 0 end '12月出'into  tempdb..resultTempfrom(select i.cInvName,i.cInvStd,u.cComUnitName,sum(s.iQuantity) as isum,month(r.dDate) as monfrom rdrecord r join rdrecords s on r.id=s.idleft join Inventory i on i.cInvcode=s.cInvCodeleft join computationUnit u on u.cComUnitCode=i.cComUnitCodewhere r.bRdFlag=0 and (s.cInvCode>[email protected] or 0=ISNULL(@sInvCode,0)) and (s.cInvCode<[email protected] or 0=ISNULL(@eInvCode,0))group by i.cInvName,i.cInvStd,u.cComUnitName,r.dDate ) agroup by cInvName,cInvStd,cComUnitName,mon 

IF EXISTS(SELECT NAME FROM SYSOBJECTS WHERE NAME='user_RecordInResult' AND TYPE='P') DROP PROC user_RecordInResultGO--判断该存储过程是否存在Create PROCEDURE user_RecordInResult@charWhere nvarchar(1000)ASdeclare @sql varchar(8000)Declare @A1 int,@A2 int,@B1 int,@B2 int,@C1 int,@C2 intdeclare @sInvCode varchar(50),@eInvCode varchar(50)if object_id('tempdb..resultTemp') is not null drop table tempdb..resultTempif LTRIM(RTRIM(@charwhere))<>''begin     SET @B1=CHARINDEX('INVCODE>=',@CHARWHERE)+10    SET @B2=CHARINDEX('INVCODE<=',@CHARWHERE)+10    IF @B1>10 SET @sInvCode=SUBSTRING(@CHARWHERE,@B1,CHARINDEX('''',@CHARWHERE,@B1)[email protected])    IF @B2>10 SET @eInvCode=SUBSTRING(@CHARWHERE,@B2,CHARINDEX('''',@CHARWHERE,@B2)[email protected])end--if else 传入参数的处理select cInvName,cInvStd,cComUnitName ,case when mon=1 then sum(isum) else 0 end '1月出',case when mon=2 then sum(isum) else 0 end '2月出',case when mon=3 then sum(isum) else 0 end '3月出',case when mon=4 then sum(isum) else 0 end '4月出',case when mon=5 then sum(isum) else 0 end '5月出',case when mon=6 then sum(isum) else 0 end '6月出',case when mon=7 then sum(isum) else 0 end '7月出',case when mon=8 then sum(isum) else 0 end '8月出',case when mon=9 then sum(isum) else 0 end '9月出',case when mon=10 then sum(isum) else 0 end '10月出',case when mon=11 then sum(isum) else 0 end '11月出',case when mon=12 then sum(isum) else 0 end '12月出'into  tempdb..resultTempfrom(select i.cInvName,i.cInvStd,u.cComUnitName,sum(s.iQuantity) as isum,month(r.dDate) as monfrom rdrecord r join rdrecords s on r.id=s.idleft join Inventory i on i.cInvcode=s.cInvCodeleft join computationUnit u on u.cComUnitCode=i.cComUnitCodewhere r.bRdFlag=0 and (s.cInvCode>[email protected] or 0=ISNULL(@sInvCode,0)) and (s.cInvCode<[email protected] or 0=ISNULL(@eInvCode,0))group by i.cInvName,i.cInvStd,u.cComUnitName,r.dDate ) agroup by cInvName,cInvStd,cComUnitName,mon --将查询结果按行转列的形式存入临时表