创建后如何添加一个记录、删除一个记录

INSERT INTO class(id,NAME,gender,SUBJECT,score) VALUES(001,’Lisa’,0,’Math’,99); INSERT INTO class(id,NAME,gender,SUBJECT) VALUES(002,’Jack’,0,’Math’); INSERT INTO class(id,NAME,SUBJECT,score) VALUES(003,’NiNi’,’Math’,89); INSERT INTO class(id,NAME,gender,SUBJECT,score) VALUES(004,’Lucy’,1,’Math’,95); DELETE FROM class WHERE id = 3

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