数据定义
摘要:创建 表 CREATE TABLE Emp( Eid CHAR(5) NOT NULL, Ename VARCHAR(10), WorkID CHAR(3), Salary NUMERIC(8,2), PHONE CHAR(11) NOT NULL ); NOT NULL非空 VARCHAR(10)
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posted @ 2023-06-11 19:29
posted @ 2023-06-11 19:29
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