应该可以使用客户端方式或服务端方式对feature layer 进行属性、空间或者统计查询。被查询的feature layer 可以托管在ArcGIS Online或ArcGIS Enterprise上,或者也可以通过客户端进行创建。 服务端查询:feature layer 不并加载在地图上就可进行查询,可通过FeatureLayer对象的queryFeatures方法进行查询。 客户端查询:只有feature ...
Feature layer query Esri Developer Documentation Features SDKs and APIs Products Support Sign in View on GitHubSample viewer app Find features in a feature table which match an SQL query. Use case Query expressions can be used in ArcGIS to select a subset of features from a feature table. ...
To access a subset of these features, you can execute an SQL or spatial query, either together or individually. The results can contain the attributes, geometry, or both for each record. SQL and spatial queries are useful when a feature layer is very large and you want to access only a ...
https://developers.arcgis.com/javascript/3/jsapi/layer-amd.html#visible if(fc_0.visible){fc_0.queryFeatures(queryParams,getStats,errback);}; BR, Adam Reply 0Kudos byDen-GIS 03-16-202103:20 PM Hi Adam, Thank you for your help! I just tested i...
Indicates if layer is selectable. IFeatureCursor search(IQueryFilter queryFilter, boolean recycling) Creates a cursor based upon the search criteria. void setDataSourceType(String text) Data source type. void setDisplayField(String fieldName) Primary display field. void setFeatureClassByRef(IFeatu...
query1.returnGeometry = true; query1.objectIds =[featureId]; query1.where = "1=1"; //取查询中的全部数据myFeatureLayer.selectFeatures(query1, FeatureLayer.SELECTION_NEW); } }); map.addLayer(myFeatureLayer); //添加要素查询结果图层myFeatureTable.refresh(); //更新要素表格}); ...
简介: 基于C#的ArcEngine二次开发32:属性sql查询语句与IMap,ILayer,IFeatureLayer,IFeatureClass关系 1 ArcGIS中定义查询和属性查询 1.1 SQL语句 以SQL模糊查询LIKE运算符对应的通配符为例 通配符查询 从图层中选择要素的代码: ///Select features in the IActiveView by an attribute query using a SQL syntax in...
If necessary, open the Share As Web Layer pane. On the General tab, confirm that Feature is selected. Click the Configuration tab. If necessary, click the Configure Layers tab below it. If you are sharing query layers from a cloud data warehouse as a read-only web feature layer, the con...
ClickAdd Layer. Choose a layer from the drop-down menu. Note: Hosted feature layers andArcGIS Serverfeature and map service layers with Query enabled are searchable and, therefore, appear in the drop-down menu. If you publish your feature data fromArcGIS Pro, the Query operation is enabled ...
The Feature Class To Feature Class tool takes, as input, any feature layer including a CAD feature class. The tool has a filter query expression parameter. The tool also allows the specification of the output type by specifying the path to the output feature class. Depending on the output wo...