A vendor-independent comparison of NoSQL databases: Cassandra, HBase, MongoDB, Riak
A vendor-independent comparison of NoSQL databases: Cassandra, HBase, MongoDB, Riak By Sergey Bushik, senior R&D engineer at Altoros Systems Inc., special to Network World October 22, 2012 04:26 PM ET "The more alternatives, the more difficult the choice." -- Abbe' D'Allanival In 2010, when the world became enchanted by the capabilities of cloud systems and new databases designed to serve them, a
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Inheritance and sharding with Postgres
I’ve used sharding with inheritance in the past but on a warehousing backend where we did not need to worry about locks. Using LIKE to define child tables creates a maintenance burden but there are ways to work around it in your application code which can be made ‘version’ aware. In effect you would never update old shards and only add those columns in the newer shards – the application code being
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SAP High-Performance Analytic Appliance 1.0 (SAP HANA)
http://www.dwbiconcepts.com/database/28-hana/105-sap-hana-architecture.html
http://www.bluefinsolutions.com/insights/blog/the_sap_hana_faq_answering_key_sap_in_memory_questions/
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