📜  将主键添加到现有表 sql 代码示例

📅  最后修改于: 2022-03-11 15:05:31.354000             🧑  作者: Mango

代码示例4
CREATE TABLE Persons (
    ID int NOT NULL,
    LastName varchar(255) NOT NULL,
    FirstName varchar(255),
    Age int,
    PRIMARY KEY (ID)
);