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记录

新增记录。

INSERT INTO products (name, price, description) VALUES (N'苹果', '15', N'美味');
INSERT INTO products (name, price, description) VALUES (N'香蕉', '20', N'香气');
INSERT INTO products (name, price, description) VALUES (N'菠萝', '25', N'可口');
GO

查询记录。

SELECT * FROM products;
GO
idnamepricedescription
1苹果15.0000美味
2香蕉20.0000香气
3菠萝25.0000可口
(3 rows affected)

修改记录。

UPDATE products SET price = '28' WHERE id = 3;
GO
(1 rows affected)

查询记录。

SELECT * FROM products;
GO
idnamepricedescription
1苹果15.0000美味
2香蕉20.0000香气
3菠萝28.0000可口
(3 rows affected)

删除记录

DELETE FROM products WHERE id = 3;
GO
(1 rows affected)

查询记录。

SELECT * FROM products;
GO
idnamepricedescription
1苹果15.0000美味
2香蕉20.0000香气
(2 rows affected)

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