1
我在如何使用存儲過程向一個客戶添加多個位置方面遇到問題。以下是我的表格,我正在使用索引來幫助我爲一個客戶添加多個位置,但是我應該如何爲其添加多個位置?如何使用存儲過程向多個客戶添加多個位置?
CREATE TABLE TCustomer
(
intCustomerID INTEGER NOT NULL,
strCustomerName VARCHAR(50) NOT NULL,
strAddress VARCHAR(50) NOT NULL,
CONSTRAINT TCustomer_PK PRIMARY KEY (intCustomerID)
)
CREATE TABLE TCustomerLocation
(
intLocationID INTEGER NOT NULL,
intLocationIndex INTEGER NOT NULL,
intCustomerID INTEGER NOT NULL,
CONSTRAINT TCustomerLocation_PK
PRIMARY KEY(intLocationID, intLocationIndex)
)
CREATE TABLE TLocation
(
intLocationID INTEGER NOT NULL,
strLocationName VARCHAR(50) NOT NULL,
strLocationAddress VARCHAR(50) NOT NULL,
strLocationCity VARCHAR(50) NOT NULL,
CONSTRAINT TLocation_PK PRIMARY KEY(intLocationID)
)
CREATE PROCEDURE uspAddCustomerLocation
@strCustomerName VARCHAR(50),
@strAddress VARCHAR(50),
@strLocationName VARCHAR(50),
@strLocationAddress VARCHAR(50),
@strLocationCity VARCHAR(50)
AS
BEGIN TRANSACTION
SET XACT_ABORT ON
DECLARE @intCustomerID INTEGER
SELECT @intCustomerID = MAX(intCustomerID) + 1
FROM TCustomer (TABLOCKX) -- LOCK TABLE UNTIL THE END OF TRANSACTION
SELECT @intCustomerID = COALESCE(@intCustomerID , 1)
INSERT INTO TCustomer (intCustomerID, strCustomerName , strAddress)
VALUES(@intCustomerID ,@strCustomerName ,@strAddress)
DECLARE @intLocationID INTEGER
DECLARE @intLocationIndex INTEGER
SELECT @intLocationID = MAX(intLocationID) + 1
FROM TLocation (TABLOCKX) -- LOCK TABLE UNTIL THEEND OF TRANSACTION
COMMIT TRANSACTION
GO
程序代碼是**高度供應商特定的** - 所以請添加一個標籤來指定您是否使用'mysql','postgresql','sql-server' ,'oracle'或'db2' - 或者其他的東西。 –
我將從'TABLOCKX'提示中猜測它實際上是'sql-server' –