"DB reads are blocked by DB updates at the http level." Nope, there's a process that can read the database and a separate one for writing to it. Writing to an append only file is obviously serialized but there's no need to block reads.
B. On 20 November 2013 21:35, Mark Hahn <m...@reevuit.com> wrote: >> Database writes are not coupled to view updates. > > I understand now, you are talking about file read/write level. DB reads > are blocked by DB updates at the http level. > > > On Wed, Nov 20, 2013 at 1:05 PM, Robert Newson <robert.new...@gmail.com>wrote: > >> "A write requires updating views and reads have to wait for the update" >> >> Is not true. Database writes are not coupled to view updates. >> >> Sent from my iPad >> >> > On 20 Nov 2013, at 20:59, Mark Hahn <m...@reevuit.com> wrote: >> > >> > A write requires updating views and reads have >> > to wait for the update >>
