This page describes the field names available for Analytics Browser Sessions data, along with the Events Service internal name. When accessing the data using ADQL queries, you need to use the Events Service internal name. You can view the Browser Sessions using the Analytics Query API. This page describes fields that are specific to Browser Sessions.
If your field name contains spaces or any reserved characters, the field name must be surrounded by backquotes. For example, if you define a custom field called "Item Purchased", the Events Service field name is userdata.`Item Purchased`.