1.增 INSERT INTO table_name VALUES (value1, value2,....) INSERT INTO table_name (列1, 列2,...) VALUES (值1, 值2,....) 2.删 DELETE FROM table_name WHERE 列名称 = 值 3.改 UPDATE table_name SET 列名称 = 新值 WHERE 列名称 = 某值 UPDATE Person SET FirstName = 'Fred' WHERE Las…