復制代碼 代碼如下:
DECLARE @PAGESIZE INT
DECLARE @PAGEINDEX INT
DECLARE @PAGECOUNT INT
DECLARE @RECORDCOUNT INT
SELECT @PAGESIZE=5
SELECT @PAGEINDEX=1
DECLARE @FIELDNAME VARCHAR(50)
DECLARE @FIELDVALUE VARCHAR(50)
DECLARE @OPERATION VARCHAR(50)
--組合條件
DECLARE @WHERE NVARCHAR(1000)
SELECT @WHERE=' WHERE NOTDISPLAY=0 '
DECLARE ABC CURSOR FOR
SELECT FIELDNAME,FIELDVALUE,OPERATION FROM TBPARAMETERS
OPEN ABC
FETCH NEXT FROM ABC INTO @FIELDNAME,@FIELDVALUE,@OPERATION
WHILE @@FETCH_STATUS=0
BEGIN
IF(@OPERATION = 'Like')
SELECT @WHERE=@WHERE + ' AND ' + @FIELDNAME + ' Like ''%'+@FIELDVALUE+'%'''
ELSE
BEGIN
IF(@FIELDNAME='CLASSID')
BEGIN
DECLARE @ROOTID INT
SELECT @ROOTID=@FIELDVALUE
--將指定類別的值的子類加入臨時表
INSERT INTO TBTEMCLASS(ID) SELECT ID FROM TBSDINFOCLASS WHERE ROOTID=@ROOTID
--使用游標來將指定類別的最小類別提出放入臨時表
DECLARE CLASSID CURSOR FOR
SELECT ID FROM TBTEMCLASS
OPEN CLASSID
FETCH NEXT FROM CLASSID INTO @ROOTID
WHILE @@FETCH_STATUS=0
BEGIN
--如果判斷有子類則將子類加入臨時表，並刪除該類別，以使游標在臨時表中循環
IF(EXISTS(SELECT ID FROM TBSDINFOCLASS WHERE ROOTID=@ROOTID))
BEGIN
INSERT INTO TBTEMCLASS(ID) SELECT ID FROM TBSDINFOCLASS WHERE ROOTID=@ROOTID
DELETE FROM TBTEMCLASS WHERE ID=@ROOTID
END
FETCH NEXT FROM CLASSID INTO @ROOTID
END
CLOSE CLASSID
DEALLOCATE CLASSID
--將自身加入臨時表
INSERT INTO TBTEMCLASS(ID) SELECT @FIELDVALUE
SELECT @WHERE=@WHERE +' AND CLASSID IN(SELECT ID FROM TBTEMCLASS)'
END
ELSE
SELECT @WHERE=@WHERE + ' AND ' + @FIELDNAME + @OPERATION+@FIELDVALUE
END
FETCH NEXT FROM ABC INTO @FIELDNAME,@FIELDVALUE,@OPERATION
END
CLOSE ABC
DEALLOCATE ABC
TRUNCATE TABLE TBPARAMETERS
-- --計數語句
DECLARE @COUNTSQL NVARCHAR(500)
SELECT @COUNTSQL=N'SELECT @RECORDCOUNT=COUNT(*) FROM TBSDINFO INNER JOIN TBUSER ON TBSDINFO.USERNAME=TBUSER.USERNAME '
SELECT @COUNTSQL=@COUNTSQL+@WHERE
--
-- --執行統計
EXEC sp_executesql @COUNTSQL,
N'@RECORDCOUNT INT OUT',
@RECORDCOUNT OUT
--
-- --計算頁數
SET @PageCount = CEILING(@RecordCount * 1.0 / @PageSize)
--
-- --查詢語句
DECLARE @SQL NVARCHAR(2000)
DECLARE @ORDERBY VARCHAR(100)
SELECT @ORDERBY=' ORDER BY TBSDINFO.IsCommon DESC,TBSDINFO.CommonTime DESC,TBSDINFO.CreateTime DESC'
IF(@PAGEINDEX=1)
BEGIN
SELECT @SQL='INSERT INTO TBTEMINFO(ID,TITLE,REMARK,CREATETIME,ENDTIME,WEBDOMAIN,CLASSID,CLASSNAME,TYPEID,TYPENAME,PROVINCEID,PROVINCE,CITYID,CITY,COMPANYNAME,ADDRESS,USERTYPE) '
SELECT @SQL=@SQL+'SELECT TOP '+CONVERT(VARCHAR(4),@PAGESIZE)+' TBSDINFO.ID,TITLE,Remark,TBSDINFO.Createtime,EndTime, WebDomain,TBSDINFO.CLASSID,(SELECT CLASSNAME FROM TBSDINFOCLASS WHERE TBSDINFOCLASS.ID=TBSDINFO.CLASSID) AS CLASSNAME,TYPEID,(SELECT TYPENAME FROM TBSDINFOTYPE WHERE TBSDINFO.TYPEID=TBSDINFOTYPE.ID) AS TYPENAME,ProvinceID,(SELECT PROVINCE FROM TBPROVINCE WHERE TBPROVINCE.ID=PROVINCEID) AS PROVINCE,CityID,(SELECT CITY FROM TBCITY WHERE TBCITY.ID=CITYID) AS CITY,CompanyName,TBSDINFO.Address,UserType FROM TBSDINFO INNER JOIN TBUSER ON TBUSER.USERNAME=TBSDINFO.USERNAME'
SELECT @SQL=@SQL+@WHERE
SELECT @SQL=@SQL+@ORDERBY
END
ELSE
BEGIN
DECLARE @MINRECORD INT
SELECT @MINRECORD=(@PAGEINDEX-1)*@PAGESIZE
SELECT @SQL='INSERT INTO TBTEMINFO(ID,TITLE,REMARK,CREATETIME,ENDTIME,WEBDOMAIN,CLASSID,CLASSNAME,TYPEID,TYPENAME,PROVINCEID,PROVINCE,CITYID,CITY,COMPANYNAME,ADDRESS,USERTYPE) '
SELECT @SQL=@SQL+'SELECT TOP '+CONVERT(VARCHAR(4),@PAGESIZE)+' TBSDINFO.ID, TITLE,Remark,TBSDINFO.Createtime,EndTime, WebDomain,TBSDINFO.CLASSID,(SELECT CLASSNAME FROM TBSDINFOCLASS WHERE TBSDINFOCLASS.ID=TBSDINFO.CLASSID) AS CLASSNAME,TYPEID,(SELECT TYPENAME FROM TBSDINFOTYPE WHERE TBSDINFO.TYPEID=TBSDINFOTYPE.ID) AS TYPENAME,ProvinceID,(SELECT PROVINCE FROM TBPROVINCE WHERE TBPROVINCE.ID=PROVINCEID) AS PROVINCE,CityID,(SELECT CITY FROM TBCITY WHERE TBCITY.ID=CITYID) AS CITY,CompanyName,TBSDINFO.Address,UserType FROM TBSDINFO INNER JOIN TBUSER ON TBUSER.USERNAME=TBSDINFO.USERNAME'
IF(@WHERE<>'')
SELECT @SQL=@SQL+@WHERE+' AND '
ELSE
SELECT @SQL=@SQL+' WHERE '
SELECT @SQL=@SQL+' TBSDINFO.ID NOT IN(SELECT TOP '+CONVERT(VARCHAR(4),@MINRECORD)+' TBSDINFO.ID FROM TBSDINFO INNER JOIN TBUSER ON TBUSER.USERNAME=TBSDINFO.USERNAME '+@WHERE+@ORDERBY+')'
SELECT @SQL=@SQL+@ORDERBY
END
--PRINT @SQL
--執行查詢
--查詢的結果是將找到的記錄放入臨時表，再通過以下游標查詢出相應的父類與根類記錄
EXEC (@SQL)
DECLARE @CLASSID INT
DECLARE @ID INT
DECLARE TEM CURSOR FOR
SELECT ID,CLASSID FROM TBTEMINFO
OPEN TEM
FETCH NEXT FROM TEM INTO @ID,@CLASSID
WHILE @@FETCH_STATUS=0
BEGIN
DECLARE @NS VARCHAR(500)
DECLARE @DS VARCHAR(200)
SELECT @NS=''
SELECT @DS=''
DECLARE @TEMROOTID INT
DECLARE @TEMTS VARCHAR(50)
SELECT @CLASSID=ID,@TEMTS=CLASSNAME,@TEMROOTID=ROOTID FROM TBSDINFOCLASS WHERE ID=@CLASSID
SELECT @NS=@TEMTS+'#'+@NS
SELECT @DS=CONVERT(VARCHAR(10),@CLASSID)+'#'+@DS
WHILE(@TEMROOTID>0)
BEGIN
SELECT @TEMROOTID=ROOTID,@CLASSID=ID,@TEMTS=CLASSNAME FROM TBSDINFOCLASS WHERE ID=@TEMROOTID
SELECT @NS=@TEMTS+'#'+@NS
SELECT @DS=CONVERT(VARCHAR(10),@CLASSID)+'#'+@DS
END
UPDATE TBTEMINFO SET NS=@NS,DS=@DS WHERE ID=@ID
FETCH NEXT FROM TEM INTO @ID,@CLASSID
END
CLOSE TEM
DEALLOCATE TEM
SELECT * FROM TBTEMINFO
TRUNCATE TABLE TBTEMINFO
TRUNCATE TABLE TBTEMCLASS
