NoSQL wide-column datastore based on BigTable. Supports horizontal scalability, cell based access control (based on arbitrary boolean expressions of user security labels), high availability, atomic read-modify-write operations, map reduce support (both as a source and sink), table constraints, LDAP and Kerberos integration, the use of HDFS for underlying storage, and replication between instances. Comes with a web based monitoring interface (Accumulo Monitor) and a CLI. Written in Java, with thrift based API allowing access from other languages including C++, Python, Ruby. Originally developed at the NSA, donated to the Apache Foundation in September 2011, before graduating in March 2012, and is still under active development.
Other Names Accumulo Vendors The Apache Software Foundation Type Commercial Open Source Last Updated August 2019 - v2.0
Add ons Apache Fluo Manageable via Muchos, Uno Is packaged by Hortonworks Data Platform Add on to Cloudera CDH
version release date release links release comment 1.8 2016-09-06 release notes 1.9 2018-04-23 release notes; critical bug fix release 2.0 2019-08-02 release notes