The following table describes the attributes for data source configuration.
| Attributes | Description |
|---|
id | String. The data source ID. For each data source below, the source ID is as follows: - A map: map~<layerId>~<filterId>
- A widget: widget~<widgetId>~<dataSourceId>
- Added through an extra data source: external~<id>
|
filter | String. The filter expression applied to a layer or extra data source. |
filterByExtent | Boolean. Whether or not the query is in the current map extent. |
label | String. The data source label. |
isDynamic | Boolean. If true, the data source will be updated periodically. If false, once the data source is initialized, it will not be updated. |
refreshInterval | Number. For a dynamic data source only, the unit is in minutes. |
type | String. There are two types of data source you can add: - Layer—A subset of data of a feature layer, a table, or an image service vector layer.
- Statistics—Stores the feature count of group data (if specified) and calculates the sum, average, maximum, and minimum values of the group (if specified) based on one or more numeric fields.
|
url | String. The data source URL. |
dataSchema | Object. The data schema of the data source. - Features data source
- geometryType—String. esriGeometryPoint, esriGeometryPolyline, or esriGeometryPolygon.
- fields—Field[]: Class: Field.
- orderByFields—String[], Class: Query.
- displayFieldName—String. The display field name.
- objectIdFieldName—String. The object ID field name.
- typeIdFieldName—String. The type ID field name.
- FeatureStatistics data source
- geometryType
- groupByFields—String[].
- statistics—StatisticDefinition[]. Class: StatisticDefinition.
- fields—Field[]: Class: Field.
- displayFieldName—String. The display field name.
- objectIdFieldName—String. The object ID field name.
- typeIdFieldName—String. The type ID field name.
|
resultRecordType | String. This attribute has three values: - Service limit—The maximum number of records specified when the service is published.
- All—All the records from the service.
- Custom—The number of records you want to retrieve from the service.
|
resultRecordCount | Number. The result count. |