non-relational data stores that break with a long history of relational databases” - Wikipedia • Not one single technique • Not one type of data Thursday, May 12, 2011
non-relational data stores that break with a long history of relational databases” - Wikipedia • Not one single technique • Not one type of data • Not one type of use case Thursday, May 12, 2011
mode of operation •No master node •Multiple nodes may fail without interrupting service (implies storage distribution) •Isolated instances are common •Might have slave replication Thursday, May 12, 2011
possible on all nodes Data that changes less frequently and is ok to replicate “manually” Dynamo inspired key / value store Document database Thursday, May 12, 2011
possible on all nodes Data that changes less frequently and is ok to replicate “manually” Data that require storage distribution Dynamo inspired key / value store Document database Thursday, May 12, 2011
possible on all nodes Data that changes less frequently and is ok to replicate “manually” Data that require storage distribution Data that might be local to a single node Dynamo inspired key / value store Document database Thursday, May 12, 2011
caches HTTP client libs (etag, if-modified-since, etc) language-, platform- and OS-neutral MIME / Content-Type Thursday, May 12, 2011 Important for us as it requires no “drivers” and allows us to serve binary+mime No, I don’t like WS-*