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  • query leads to a java.lang.OutOfMemoryError

    First: i read the other threads, i do commit, i raised the heap space up to 512MB but the problem remains: Exception in thread ''AWT-EventQueue-0'' java.lang.OutOfMemoryError: Java heap spaceI use Java 6, db40 6.4 My DB is about 60MB large (it all works fine with smaller DBs) With the objectmanager I can see all datasMy ...
    Posted to db4o User Forum (Forum) by 150797 on April 5, 2008
  • Re: what solution for handling a big number of big time series?

    Your thoughts about the linked list sound good. Just a spike: class Serie{   Stock _stock;   Serie _previous;   Serie _next;   long _date;   double _openPrice;   double _closePrice;   double _highPrice;   double _lowPrice;   int _volume; } class Stock{   String ...
    Posted to db4o User Forum (Forum) by Carl Rosenberger on September 30, 2006
  • New BTree Field Index Processor

    Wooohooo! Our new BTree Field Index Query Processor is now available from our SVN for testing! This big step forward will be released as ''Development Build 5.7'' in the coming week. We have been using the Poleposition benchmark to check our progress. The special tests in our own ''Indianapolis'' circuit for polepos (available from our SVN, ...
    Posted to Product News from the Core Team (Weblog) by Carl Rosenberger on September 17, 2006