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SQL Server: how to get a database name as a parameter in a stored procedure語法錯誤在動態SQL與數據庫名稱作爲變量
在下面的存儲過程，我傳遞的數據庫名作爲參數，但目前用於測試我是通過在過程中聲明的字符串的數據庫名稱。
請指教，因爲我在SET語法中遇到錯誤，它無法識別我傳遞的數據庫名稱。
USE [smtpFetch]
GO
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
ALTER Procedure [dbo].[checkForUpdateV]
(
@ctsCode Varchar(100)
)
As
BEGIN
Declare @dbName varchar(100)
Declare @stDB TABLE
(
change_version_state varchar(max),
change_version_status varchar(200),
uniqueid varchar(20),
Country_code varchar(15),
Research_date varchar(15),
data_date varchar(15),
Make varchar(50),
Model varchar(50),
Versions varchar(255),
Model_year varchar(15),
doors varchar(5),
body varchar(5)
);
DECLARE @number_days as INT
DECLARE @DATAD as nvarchar(max)
DECLARE @DATAD2 as varchar(max)
SET @number_days = 5
SET @[email protected]
SET @dbName='SSCRUS_CS2002'
SET @DATAD =N'Delete from ' + @ctsCode
select @DATAD
--print @dbName;
set @[email protected]
INSERT INTO @stdb
set @DATAD2 = "SELECT
STUFF(
( SELECT ', ' + st105.full_text
FROM" + @dbName + ".dbo.version v2
JOIN " + @dbName + ".dbo.equipment e105
ON e105.vehicle_id = v2.vehicle_id AND e105.schema_id = 105
JOIN " + @dbName + ".dbo.schema_text st105
ON st105.schema_id = 105 AND st105.data_value = e105.data_value AND st105.language_id = 19
WHERE (DATEDIFF(day, { fn NOW() }, CONVERT(datetime, CONVERT(char(8), v2.id_103))) > - @number_days) AND
v.vehicle_id = v2.vehicle_id
FOR XML PATH('')
),1,1,''
) AS Change_version_state,
STUFF(
( SELECT ', ' + st106.full_text
FROM " + @dbName + ".dbo.version v3
JOIN " + @dbName + ".dbo.equipment e106
ON e106.vehicle_id = v3.vehicle_id AND e106.schema_id = 106
JOIN " + @dbName + ".dbo.schema_text st106
ON st106.schema_id = 106 AND st106.data_value = e106.data_value AND st106.language_id = 19
WHERE (DATEDIFF(day, { fn NOW() }, CONVERT(datetime, CONVERT(char(8), v3.id_103))) > - @number_days) AND
v.vehicle_id = v3.vehicle_id
FOR XML PATH('')
),1,1,''
) AS Change_version_status,
v.id_101 AS [Unique ID],
v.id_109 AS Country,
v.id_103 AS [Research Date],
v.id_104 AS [Data Date],
v.id_128 AS Make,
v.id_129 AS Model,
v.id_131 AS Version,
v.id_108 AS [Model Year],
v.id_605 AS Doors,
v.id_606 AS Body
FROM " + @dbName + ".dbo.version v
WHERE (DATEDIFF(day, { fn NOW() }, CONVERT(datetime, CONVERT(char(8), v.id_103))) > - @number_days)
ORDER BY [Unique ID], Change_version_status, Change_version_state"
execute sp_executesql @DATAD2
--select * from @stdb
END
上面的存儲過程給
Msg 156, Level 15, State 1, Procedure checkForUpdateV, Line 41
Incorrect syntax near the keyword 'set'.
Msg 103, Level 15, State 4, Procedure checkForUpdateV, Line 45
The identifier that starts with '.dbo.equipment e105
ON e105.vehicle_id = v2.vehicle_id AND e105.schema_id = 105
' is too long. Maximum length is 128.
Msg 103, Level 15, State 4, Procedure checkForUpdateV, Line 47
The identifier that starts with '.dbo.schema_text st105
ON st105.schema_id = 105 AND st105.data_value = e105.data_value
AND st105.lang' is too long. Maximum length is 128.
Msg 103, Level 15, State 4, Procedure checkForUpdateV, Line 58
The identifier that starts with '.dbo.equipment e106
ON e106.vehicle_id = v3.vehicle_id AND e106.schema_id = 106
' is too long. Maximum length is 128.
Msg 103, Level 15, State 4, Procedure checkForUpdateV, Line 60
The identifier that starts with '.dbo.schema_text st106
ON st106.schema_id = 106 AND st106.data_value = e106.data_value
AND st106.lang' is too long. Maximum length is 128.
Msg 103, Level 15, State 4, Procedure checkForUpdateV, Line 78
The identifier that starts with '.dbo.version v
WHERE (DATEDIFF(day, { fn NOW() }, CONVERT(datetime,
CONVERT(char(8), v.id_103))) > - @number_days)
ORDER ' is too long. Maximum length is 128.
我看到這裏有一個問題'code'FROM 「+ @DbName +」 .dbo.version V2'code' – Hiten004