How much data? Probably plays a big part in picking a solution. I've most recently been using BigQuery for stuff like this -- streaming the data into BQ, runn

How much data? Probably plays a big part in picking a solution. I've most recently been using BigQuery for stuff like this -- streaming the data into BQ, running rollups using SQL there and either saving those results into new tables or pulling back the resultset and inserting it into another database.