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FAQ: Does ArcGIS Online support joins and relates?

Question

Does ArcGIS Online support joins and relates?

Answer

Yes, the join and relate functionality is currently available in ArcGIS Online.

The Join function has been implemented as an analysis tool in the December 2016 release of ArcGIS Online. Refer to Join Features for more details.

To access the Join Features tool, click the Contents button on the Details pane when the web map is opened in Map Viewer. Click the Analysis button Analysis button or hover over the layer to be joined, and click the Perform Analysis button Perform Analysis button. Expand the Summarize Data category and select Join Features.

Screenshot of Join Features under the Summarize Data category in Perform Analysis

If a layer contains related records, the attributes can be edited with the correct privileges, as explained in ArcGIS Online: Edit attributes and related records. These related records are represented as columns with italicized headers on the right side of the attribute table as shown in the image below:

Related records represented for a feature layer's attribute table in Map Viewer.

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