To edit the datatype of a field in an existing stream in Bytebeam console,
Access Settings Tab
Navigate to the Settings Tab by clicking on your username at the top right
Locate the Target Stream and Field
Go to Streams tab and locate the field for which the datatype needs to be changed
Initiate the Datatype edit
Click on the Edit icon at the chosen field and select the desired datatype from the dropdown menu and click on the Save icon
Confirm the selection
Type field name in the field, and Click on Confirm to edit the datatype of the field.
You can modify a field’s datatype, but certain restrictions apply. For example, changing a nullable datatype to a non-nullable datatype is not permitted.