@Select( "select road_type,count(*) from amap_main_channel WHERE pcode = #{pcode} group by road_type" ) List<Map> queryRoadTypeByPcode(@Param("pcode")String adcode);
mapper定义 List queryAmapCount(@Param("record") ReqRoadInfoQo record); mapper.xml定义 <select id="queryAmapCount" resultType="java.util.Map">

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