In memory OLAP engine in Java [closed]

Question

Is there an in memory OLAP (slice and dice data) Java library. (The equivalent of Microsoft Analytic Services). Especially would like to hear if anyone has used one for real.

Answer 1

If you're looking for a commercial solution, ActivePivot provides what you have asked for: http://quartetfs.com/en/products/activepivot

Answer 2

www.icCube.com is a JAVA in-memory OLAP server. It can be either embedded in your application or you can access it via our XMLA client library or any other XMLA JAVA client library. Note that the engine itself is quite light. Yes, it is used in production.

Answer 3

you can also read more about ActivePivot from here It is used by many banks to aggregate large amount of data in memory.

Answer 4

Java Data Mining (JDM 2.0) is a standard Java API for developing data mining applications and tools.