Supermap iClient 空間查詢關聯外表表查詢多表字段示例代碼

原創文章，轉載請注明出處！http://blog.csdn.net/songhfu

空間查詢關聯屬性表，并查詢空間表和關聯表字段示例代碼如下：

/*

     * 關聯測試成功代碼
     * */
    var joinItem=new SuperMap.REST.JoinItem({
foreignTableName: "V_ENABLEVIEW_LAND",
joinFilter: "BBS_PARCEL.CADASTRALNO = V_ENABLEVIEW_LAND.CADASTRALNO ",
joinType: "INNERJOIN"
});
    var queryParam, queryByGeometryParameters, queryService;
    queryParam = new SuperMap.REST.FilterParameter({
joinItems:[joinItem],
name: "BBS_PARCEL@grid_sysdb",
fields: [
        "BBS_PARCEL.CADASTRALNO as CADASTRALNO",
        "BBS_PARCEL.LANDUSER as LANDUSER",
        "BBS_PARCEL.PARCELADDRESS as PARCELADDRESS",
        "BBS_PARCEL.RIGHTSTYPE_CN as RIGHTSTYPE_CN",
        "BBS_PARCEL.LANDPURPOSE_CN as LANDPURPOSE_CN",
        "BBS_PARCEL.PLOTRATIO as PLOTRATIO",
        "BBS_PARCEL.POSTADDRESS as POSTADDRESS",
        "BBS_PARCEL.BOOKAREA as BOOKAREA",
        "BBS_PARCEL.REALAREA as REALAREA",
        "V_ENABLEVIEW_LAND.FJBM as FJBM"],
displayFilters:["V_ENABLEVIEW_LAND.FJBM='"+_disCode +"' or V_ENABLEVIEW_LAND.FJBM is null "]

    });

queryByGeometryParameters = new SuperMap.REST.QueryByGeometryParameters({
        queryParams: [queryParam],
        geometry: feature.geometry,
        spatialQueryMode: SuperMap.REST.SpatialQueryMode.INTERSECT
    });