ALTER PROCEDURE [dbo].[usp_visit_detail]
(@siteid
BIGINT,
@Startime
VARCHAR(15),
@Endtime
VARCHAR(15),
@Aflag INT = 10,
--初始值为10，非10，则表示有传入参数
@Area VARCHAR(20) =
‘N‘,
-- --初始值为N，非N，则表示有传入参数
@Nflag INT = 10,
-初始值为10，非10，则表示有传入参数
@VALUE1
varchar(20) = ‘N‘
--初始值为N，非N，则表示有传入参数
)
AS
BEGIN
DECLARE
@AFlag0 varchar(50),
@NFlag0
varchar(50),
--@Sqlstr0 varchar(600),
@Sqlstr
varchar(2000)
IF @AFlag =
10
SET @AFlag0 =
‘‘
ELSE
SET
@AFlag0 = ‘ AND AFlag=‘ + CAST(@AFlag AS
VARCHAR)
IF @Area =
‘N‘
SET @Area =
‘‘
ELSE
SET
@Area = ‘ AND province=‘ + ‘‘‘‘ + @Area + ‘‘‘‘
IF @NFlag =
10
SET @NFlag0 =
‘‘
ELSE
SET
@NFlag0 = ‘ AND NFlag=‘ + CAST(@NFlag AS VARCHAR)
IF @Value1 =
‘N‘
SET @Value1 =
‘‘
ELSE
SET
@Value1 = ‘ AND value1=‘ + ‘‘‘‘ + @Value1 + ‘‘‘‘
SET
@Sqlstr = ‘SELECT a.Intime, c.Visitornm, c.Vcount, (CASE
WHEN a.value2 = ‘+‘‘‘‘+‘‘‘‘+‘ THEN a.value1 + ‘+‘‘‘‘+‘‘‘‘+‘ WHEN a.value2 !=
‘+‘‘‘‘+‘‘‘‘+‘ THEN a.value1 +‘+ ‘‘‘‘+‘-‘+‘‘‘‘+‘ + a.value2 END) AS
source0,
DATEDIFF(ms,a.Intime, a.Outtime) AS
vtime, a.Pages, a.Rev1, dbo.GET_URL(a.SiteID, a.InURLID) AS inrul,
dbo.GET_URL(a.SiteID, a.OutURLID) AS outrul
FROM dbo.F_Pages_T
AS a INNER JOIN (SELECT VisitorID, MAX(ID) AS id FROM
dbo.F_Pages_T WHERE SiteID = ‘+‘‘‘‘+CONVERT(VARCHAR,@siteid)+‘‘‘‘+ ‘AND
day0>= ‘+@startime+‘ AND day0<= ‘
+@endtime+@aflag0
+@area+ @Nflag0+ @Value1
+‘ GROUP BY VisitorID) AS b ON a.ID = b.id LEFT OUTER JOIN dbo.F_Visit AS
c ON a.VisitorID = c.VisitorID‘
PRINT @sqlstr
EXEC (@sqlstr)
END
SQLSERVER 根据传入的参数拼接sql语句字符串，反馈结果集,布布扣,bubuko.com
SQLSERVER 根据传入的参数拼接sql语句字符串，反馈结果集
原文地址：http://www.cnblogs.com/hlfei/p/3778259.html
