MySQL学习（一）SQLYOG之db1

INSERT INTO stu(id,NAME,age) VALUES(1,'知识',18); SELECT * FROM stu; -- 显示表内数据 INSERT INTO stu VALUES(2,'地点',22,98.3,NULL,NULL); INSERT INTO stu VALUES(3,'语句',20,99.5,"98-7-9",NULL); DELETE FROM stu

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