topic Prevent date/time format from changing when updating hosted feature layer AGOL in ArcGIS Online Questions https://community.esri.com/t5/arcgis-online-questions/prevent-date-time-format-from-changing-when/m-p/1298388#M52753 <P>I'm updating a hosted feature layer using a Python notebook that basically does the following:</P><OL><LI>Reads new data into a pandas dataframe</LI><LI>Adds three new columns on the end and calculates values</LI><LI>Adds the new features to the feature layer</LI></OL><P>The first column's values are in&nbsp;<SPAN>ISO 8601 date/time format, but when I add the new features, it changes to a generic date/time format. The field data type is string, and the dataframe data type is object. Is there a way to prevent the ISO 8601 date/time from changing to a generic date/time when I add the new features?</SPAN></P><P><SPAN><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="datetime.png" style="width: 382px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/72984i2926E795EAE9DE62/image-size/large?v=v2&amp;px=999" role="button" title="datetime.png" alt="datetime.png" /></span></SPAN></P> Mon, 12 Jun 2023 23:31:30 GMT cmbappleby 2023-06-12T23:31:30Z Prevent date/time format from changing when updating hosted feature layer AGOL https://community.esri.com/t5/arcgis-online-questions/prevent-date-time-format-from-changing-when/m-p/1298388#M52753 <P>I'm updating a hosted feature layer using a Python notebook that basically does the following:</P><OL><LI>Reads new data into a pandas dataframe</LI><LI>Adds three new columns on the end and calculates values</LI><LI>Adds the new features to the feature layer</LI></OL><P>The first column's values are in&nbsp;<SPAN>ISO 8601 date/time format, but when I add the new features, it changes to a generic date/time format. The field data type is string, and the dataframe data type is object. Is there a way to prevent the ISO 8601 date/time from changing to a generic date/time when I add the new features?</SPAN></P><P><SPAN><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="datetime.png" style="width: 382px;"><img src="https://community.esri.com/t5/image/serverpage/image-id/72984i2926E795EAE9DE62/image-size/large?v=v2&amp;px=999" role="button" title="datetime.png" alt="datetime.png" /></span></SPAN></P> Mon, 12 Jun 2023 23:31:30 GMT https://community.esri.com/t5/arcgis-online-questions/prevent-date-time-format-from-changing-when/m-p/1298388#M52753 cmbappleby 2023-06-12T23:31:30Z