This is addressed by the respective FAQ Q: How does Amazon DynamoDB differ from Amazon SimpleDB? Which should I use? (hash link no longer works, but use in-page Find to locate question within page) to some extent already, with the most compact summary at the end of the paragraph: While SimpleDB has scaling limitations, it … Read more
It really is an “it depends” kinda question. Some general points: NoSQL is typically good for unstructured/”schemaless” data – usually, you don’t need to explicitly define your schema up front and can just include new fields without any ceremony NoSQL typically favours a denormalised schema due to no support for JOINs per the RDBMS world. … Read more
I think there are some essential differences between CouchDB and Couchbase Server that need to be pointed out. I will not write about the advantages of switching from CouchDB to the Couchbase Server because those are described pretty much everywhere (see The Future of CouchDB by Damien Katz or Couchbase vs. Apache CouchDB by Couchbase). … Read more