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CREATE TABLE #A(id INT IDENTITY(1,1),code INT,NAME VARCHAR(10))
GO
INSERT INTO #A(code,name)
SELECT 123,'A'
UNION ALL
SELECT 456,'B'
UNION ALL
SELECT 789,'C'
CREATE TABLE #B(id INT IDENTITY(1,1),code INT,NAME VARCHAR(10))
GO
insert into #B(code,name)
select code,name from #A
SELECT * FROM #A
/*
id code NAME
1 123 A
2 456 B
3 789 C*/
SELECT * FROM #B
/*
id code NAME
1 123 A
2 456 B
3 789 C*/
DROP TABLE #A
DROP TABLE #B
insert into B(code,name) select code,name from A order by id