Wikimedia Product/Data dictionary/session length daily

The  table (available on Hive) contains 'pre-aggregated' session length data, and aggregated over a predefined set of dimensions. It is stored in the Parquet columnar file format and partitioned by (year, month, day).

This page describes the data set  that is loaded from   on Hive through Presto, which can be accessed via Superset. on Hive is a derived and aggregated table of the raw event table.

Dashboards which use this table
Session Length Dashboard