SELECT id, dizhi, dianhua, jieshao FROM yiyuangaikuang LIMIT 1 UPDATE yiyuangaikuang SET dizhi = #{dizhi}, dianhua = #{dianhua}, jieshao = #{jieshao} WHERE id = #{id} INSERT INTO yiyuangaikuang(dizhi, dianhua, jieshao) VALUES (#{dizhi}, #{dianhua}, #{jieshao})