SQLServer 2008 新增 += 简写语法

概述CREATE TABLE StateList(StateId int, StateName char(2)) GO -- Declare variable and assign a value in a single statement DECLARE @Id int = 5 -- Insert multiple rows in a single statement with IDs 5,

CREATE table StateList(StateID int,Statename char(2)) GO -- Declare variable and assign a value in a single statement DECLARE @ID int = 5 -- Insert multiple rows in a single statement with IDs 5,6,and 7 INSERT INTO StateList VALUES(@ID,'WA'),(@ID + 1,'FL'),(@ID + 2,'NY') -- Use compound assignment operator to increment ID values to 6,7,and 8 UPDATE StateList SET StateID += 1 -- VIEw the results SELECT * FROM StateList插入后StateID	Statename5	WA6	FL7	NY更新后StateID	Statename6	WA7	FL8	NY

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