id, code, name, parentcode, type select from district where id = #{id,jdbcType=BIGINT} select from district where type = #{type} and parentcode = #{parentcode} SELECT district.* FROM district WHERE district.type = #{type} AND district.parentcode IN ( SELECT `code` FROM district WHERE type = #{parenttype} and district.NAME = #{parentname} ) delete from district where id = #{id,jdbcType=BIGINT} update district code = #{code,jdbcType=VARCHAR}, name = #{name,jdbcType=VARCHAR}, parentcode = #{parentcode,jdbcType=VARCHAR}, type = #{type,jdbcType=TINYINT}, where id = #{id,jdbcType=BIGINT} update district set code = #{code,jdbcType=VARCHAR}, name = #{name,jdbcType=VARCHAR}, parentcode = #{parentcode,jdbcType=VARCHAR}, type = #{type,jdbcType=TINYINT} where id = #{id,jdbcType=BIGINT}