I can't find the presentation anywhere, but at HBaseCon 2014 one of the lead developers of Bigtable stated that they went to RS. Even for their older databases.

I can't find the presentation anywhere, but at HBaseCon 2014 one of the lead developers of Bigtable stated that they went to RS. Even for their older databases. EDIT: In this video https://vimeo.com/100153741 https://vimeo.com/100153741, around the 23 minute mark