OWLIM-SE Release notes

compared with
Current by barry.bishop
on Oct 10, 2012 17:44.

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Changes (3)

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h1. Version 5.2 (build 5563)

* Fix to prevent the query optimizer choosing a wrong (suboptimal) query plan after numerous insert/delete updates due to the wrong way of checking query complexity over a fragmented storage.
* Fix to the way stored namespaces are manipulated which can cause ConcurrentModificationException to be thrown.
* Fix to prevent the query optimiser choosing a sub-optimal query plan after a long sequence of insert and delete modifications. Fragmentation of storage pages was causing errors in the complexity computations.
* Fix to prevent concurrent modification exceptions when namespaces are being updated.

h1. Version 5.2 (build 5512)
h1. Version 5.2 (build 5479)

* Fix for an out of memory exception error that can be caused when using the query-timeout parameter.

h1. Version 5.2 (build 5331)