insert into news_website.news_channel(name, code, create_time) values (#{entity.name}, #{entity.code}, #{entity.createTime}) insert into news_website.news_channel(name, code, create_time) values (#{entity.name}, #{entity.code}, #{entity.createTime}) on duplicate key update name = values(name) , code = values(code) , create_time = values(create_time) insert into news_website.news_channel(name, code, create_time) values (#{entity.name}, #{entity.code}, #{entity.createTime}) select * from news_channel