摘要: UPDATE table SET field='C', field2='Z' WHERE id=3; INSERT INTO table (id, field, field2) SELECT 3, 'C', 'Z' WHERE NOT EXISTS (SELECT 1 FROM table WHER 阅读全文
posted @ 2021-04-16 09:05 那时一个人 阅读(508) 评论(0) 推荐(0)