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我已被賦予在SQL Server中編寫過程的任務。我在案例聲明中使用了一些查詢來了解過程的代碼。不知何故，SSMS告訴查詢中使用的表格是無效的。我嘗試刷新本地緩存，但努力沒有成功。我必須做出什麼樣的必要改變？case語句中的對象名稱錯誤無效 - SQL Server
以下是錯誤的程序代碼：
CREATE TABLE cconvert (
lc_id INT PRIMARY KEY
,lc_name VARCHAR(30) NOT NULL UNIQUE
,ac_name VARCHAR(30) NOT NULL
,cf FLOAT
)
CREATE TABLE invoice_amount (
inv_id INT PRIMARY KEY
,inv_amt FLOAT NOT NULL
,lc_name VARCHAR(30) NOT NULL
,ac_name VARCHAR(30) NOT NULL
,conv_inv_amt FLOAT
)
INSERT INTO cconvert
VALUES (
1
,'USD'
,'USD'
,1
)
INSERT INTO cconvert
VALUES (
2
,'British Pound'
,'USD'
,0.637989
)
INSERT INTO cconvert
VALUES (
3
,'Indian Rupee'
,'USD'
,63.511192
)
INSERT INTO cconvert
VALUES (
4
,'Australian Dollar'
,'USD'
,1.264736
)
INSERT INTO cconvert
VALUES (
5
,'Canadian Dollar'
,'USD'
,1.218956
)
INSERT INTO cconvert
VALUES (
6
,'Singapore Dollar'
,'USD'
,1.330278
)
INSERT INTO cconvert
VALUES (
7
,'Swiss Franc'
,'USD'
,0.933432
)
INSERT INTO cconvert
VALUES (
8
,'Malaysian Ringgit'
,'USD'
,3.584753
)
INSERT INTO cconvert
VALUES (
9
,'Japanese Yen'
,'USD'
,120.762671
)
INSERT INTO cconvert
VALUES (
10
,'Chinese Yuan Renminbi'
,'USD'
,6.199559
)
SELECT *
FROM cconvert
SELECT *
FROM invoice_amount
INSERT INTO invoice_amount
VALUES (
1
,16880.16000
,'British Pound'
,'USD'
,NULL
)
INSERT INTO invoice_amount
VALUES (
2
,30035.19000
,'Indian Rupee'
,'USD'
,NULL
)
INSERT INTO invoice_amount
VALUES (
3
,2550.71000
,'Australian Dollar'
,'USD'
,NULL
)
INSERT INTO invoice_amount
VALUES (
4
,21.33000
,'Canadian Dollar'
,'USD'
,NULL
)
INSERT INTO invoice_amount
VALUES (
5
,38560.78000
,'Singapore Dollar'
,'USD'
,NULL
)
INSERT INTO invoice_amount
VALUES (
6
,38560.78000
,'Swiss Franc'
,'Swiss Franc'
,NULL
)
INSERT INTO invoice_amount
VALUES (
7
,98.84000
,'Malaysian Ringgit'
,'Malaysian Ringgit'
,NULL
)
INSERT INTO invoice_amount
VALUES (
8
,30583.38000
,'Japanese Yen'
,'USD'
,NULL
)
INSERT INTO invoice_amount
VALUES (
9
,3468.9000
,'Chinese Yuan Renminbi'
,'USD'
,NULL
)
INSERT INTO invoice_amount
VALUES (
10
,16300.55000
,'USD'
,'USD'
,NULL
)
DELETE
FROM cconvert
DROP TABLE cconvert
GO
CREATE PROCEDURE show_invoice_details
AS
BEGIN
DECLARE @table_size INT
,@i INT
,@lc_name VARCHAR(30)
,@ac_name VARCHAR(30)
,@conv_inv_amt FLOAT
,@cf FLOAT
,@inv_amt FLOAT
DECLARE inv_id_cursor CURSOR
FOR
SELECT *
FROM invoice_amount
ORDER BY inv_id
OPEN inv_id_cursor
FETCH inv_id_cursor
INTO @i
,@inv_amt
,@lc_name
,@ac_name
,@conv_inv_amt
WHILE @@FETCH_STATUS = 0
BEGIN
IF @conv_inv_amt IS NOT NULL
BEGIN
FETCH inv_id_cursor
INTO @i
,@inv_amt
,@lc_name
,@ac_name
,@conv_inv_amt
CONTINUE
END
ELSE
BEGIN
IF @lc_name = @ac_name
SET @cf = 1
ELSE
BEGIN
SET @cf = CASE
WHEN @lc_name = 'British Pound'
THEN (
SELECT cf
FROM cconvert
WHERE lc_name = @lc_name
)
WHEN @lc_name = 'Indian Rupee'
THEN (
SELECT cf
FROM cconvert
WHERE lc_name = @lc_name
)
WHEN @lc_name = 'Australian Dollar'
THEN (
SELECT cf
FROM cconvert
WHERE lc_name = @lc_name
)
WHEN @lc_name = 'Canadian Dollar'
THEN (
SELECT cf
FROM cconvert
WHERE lc_name = @lc_name
)
WHEN @lc_name = 'Singapore Dollar'
THEN (
SELECT cf
FROM cconvert
WHERE lc_name = @lc_name
)
WHEN @lc_name = 'Swiss Franc'
THEN (
SELECT cf
FROM cconvert
WHERE lc_name = @lc_name
)
WHEN @lc_name = 'Malaysian Ringgit'
THEN (
SELECT cf
FROM cconvert
WHERE lc_name = @lc_name
)
WHEN @lc_name = 'Japanese Yen'
THEN (
SELECT cf
FROM cconvert
WHERE lc_name = @lc_name
)
WHEN @lc_name = 'Chinese Yuan Renminbi'
THEN (
SELECT cf
FROM cconvert
WHERE lc_name = @lc_name
)
WHEN @lc_name = 'USD'
THEN (
SELECT cf
FROM cconvert
WHERE lc_name = @lc_name
)
END
SET @conv_inv_amt = @inv_amt * @cf
UPDATE invoice_amount
SET conv_inv_amt = @conv_inv_amt
END
END
CLOSE inv_id_cursor
DEALLOCATE inv_id_cursor
SELECT *
FROM invoice_amount
END
GO
EXEC show_invoice_details
DROP show_invoice_details GO
你可以嘗試整個代碼塊。什麼都沒有丟失 –
用行號發佈錯誤消息。 –
[如何創建一個最小化，完整和可驗證的示例]（http://stackoverflow.com/help/mcve） –