Endeca is a document-oriented DBMS designed for analytical workloads.
Oracle acquired Endeca in 2011. The last released version of Endeca was in 2013.
Custom API
The DBMS supports its own proprietary Endeca Query Language (EQL).
Decomposition Storage Model (Columnar)
Document / XML
http://endeca.com
https://docs.oracle.com/cd/E40521_01/index.htm
@Endeca
Endeca
US
1999
2013
Oracle
Commercial
Proprietary
https://en.wikipedia.org/wiki/Endeca