UPDATE: I added a downloads section, so you may simply download the jar and sources if you’re not into git or maven. UPDATE 2: I added license clarification; the license it MIT, which is the most permissive license I know of and basically lets you do anything with the software: use it commercially or uncommercially, copy it, fork it (but I’ll be happy to accept patches and committers) and whatnot.
Cassandra is the only NOSQL datastore I’m aware of, which is scalable, distributed, self replicating, eventually consistent, schema-less key-value store running on java which doesn’t have a single point of failure. HBase could also match most of these requirements, but Cassandra is easier to manage due to its tiny footprint. The one thing Cassandra doesn’t do today is indexing columns. Lets
This document discusses using MapReduce with Cassandra. It describes how writing to Cassandra from MapReduce has always been possible, while reading was enabled starting with Cassandra 0.6.x. Using MapReduce with Cassandra provides analytics capabilities and avoids single points of failure compared to MapReduce with HBase. The document covers setup and configuration considerations like locality, a
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