https://community.esri.com/t5/arcgis-pro-ideas/modify-query-layer-data-source-using-python/idi-p/1537676 <BLOCKQUOTE><P><A href="https://community.esri.com/t5/arcgis-pro-questions/how-to-programmatically-change-the-data-source-for/m-p/1537106/highlight/true#M88116" target="_self">How to programmatically change the data source for a query layer?</A>&nbsp;from&nbsp;<a href="https://community.esri.com/t5/user/viewprofilepage/user-id/791487">@Map12</a>:</P><P>We are trying to change the data sources&nbsp; for multiple query layers in multiple aprx files. We have run a test script that uses a template aprx and successfully changes the data source through the layer connection properties. However, when opening the new aprx, no data appears.</P><P>Once we open the properties for the query layer and make any edits to the query, it then "auto-validates" and data populates. This manual step of editing the query to prompt the query layer to "validate" defeats the purpose of scripting the data source change.</P></BLOCKQUOTE><P>Could Pro be enhanced so that we can modify a query layer’s data source using Python?</P> Thu, 12 Sep 2024 10:07:32 GMT Bud 2024-09-12T10:07:32Z https://community.esri.com/t5/arcgis-pro-ideas/modify-query-layer-data-source-using-python/idi-p/1537676 <BLOCKQUOTE><P><A href="https://community.esri.com/t5/arcgis-pro-questions/how-to-programmatically-change-the-data-source-for/m-p/1537106/highlight/true#M88116" target="_self">How to programmatically change the data source for a query layer?</A>&nbsp;from&nbsp;<a href="https://community.esri.com/t5/user/viewprofilepage/user-id/791487">@Map12</a>:</P><P>We are trying to change the data sources&nbsp; for multiple query layers in multiple aprx files. We have run a test script that uses a template aprx and successfully changes the data source through the layer connection properties. However, when opening the new aprx, no data appears.</P><P>Once we open the properties for the query layer and make any edits to the query, it then "auto-validates" and data populates. This manual step of editing the query to prompt the query layer to "validate" defeats the purpose of scripting the data source change.</P></BLOCKQUOTE><P>Could Pro be enhanced so that we can modify a query layer’s data source using Python?</P> Thu, 12 Sep 2024 10:07:32 GMT https://community.esri.com/t5/arcgis-pro-ideas/modify-query-layer-data-source-using-python/idi-p/1537676 Bud 2024-09-12T10:07:32Z