今天做存儲(chǔ)過程,在偶然間想到了一件事,
那就是select可以查詢一條數(shù)據(jù),
那update為什么不行呢,
其實(shí)是可以的,
經(jīng)過本人專牛角尖,
還是弄出來了
在QSL里面其實(shí)還有一種查詢那就是用Update查詢一條數(shù)據(jù),
不多說看代碼就知道了
CREATE TABLE [dbo].[Name](--建表后插入數(shù)據(jù)
[id] [int] IDENTITY(1,1) NOT NULL,
[name] [varchar](50) NOT NULL,
[age] [int] NOT NULL,
[sex] [varchar](10) NOT NULL,
[shenggao] [int] NOT NULL,
[DESC] [varchar](100) NOT NULL,
CONSTRAINT [PK_Name] PRIMARY KEY CLUSTERED
(
[id] ASC
)WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
) ON [PRIMARY]
GO
DECLARE @ID int='123456'--編號(hào)
DECLARE @C1 VARCHAR(50)--指定要查出來的列
UPDATE [Name]
SET @C1=[name]--取某一列
WHERE id=@ID
select @C1 --顯示列數(shù)據(jù)
結(jié)果自己測(cè)試吧