Agreed. I'll add something.
I've raised a JIRA to capture a need to shift to a different Excel library too: https://issues.jboss.org/browse/JBRULES-3549 With kind regards, Mike On 19 June 2012 10:18, Wolfgang Laun <wolfgang.l...@gmail.com> wrote: > A recent post on the users list has led me to investigate DTs with > O(10000) rows. While the sample XLS with 26,400 rows and 6 condition > and 1 action columns was still manageable, a (my) system may exhibit > severe memory problems when the number of rows is increased. > > Test indicate that ~25,000 rows is just about manageable if you don't > need lightning startup for your application - serialization doesn't > help here. > > It would appear that Drools users are (not intentionally) led to > believe that Drools' performance is immune against the usual > detriments that arise from "large numbers". > > I think that Section 2.4., Decision Tables in Spreadsheets, should > contain a warning. > > -W > _______________________________________________ > rules-dev mailing list > rules-dev@lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-dev >
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