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Issue
4

Threaded Test - Failed to commit transaction: Unexpected internal exception

the effect of the sort either. Please try running the test after adding the missing close + enhancing ... and had the performance problem as you described. The problem is indeed in running a query with sort: SELECT p FROM ... and performance is much improved and consistent. Thanks for your help with it! By the way,  the sort
Forum
3

Query perfromance problem

Hi, I was playing with paging and sorting recently and after trying few different aproaches got ... ("select prod from Product prod", Product.class);   } else {    logger.debug("Sort column ... this query with sort column set to 'id', it takes about 9-11 seconds to render webpage: 2011-03
Forum
2

First query takes 4+ minutes to complete

do not think an index will help. ObjectDB uses indexes also to sort results as explained in ... ,  and sorting them in memory in order to pick the first 50 that will be returned. With the suggested index ObjectDB should be able to collect the 50 results with no need to sort anything just using
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2

Listing large number of complicated objects with paging.

]         sorting and cutting the requested range it is unknown which objects are really needed
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2

Attempt to open a non existing file '/tmp/objectdb_xxxx/SortQueryItr_6.mrg'

a different one). Basically each application does a sorted query ( qqq = em.createQuery("SELECT bk FROM OBN ... was not aware that ObjectDB is using a /tmp/ folder - but it looks like the sorted query is creating
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2

Failed to commit transaction: Attempt to commit a rollback only transaction

against the same objects being queried by the other client. Seems like some sort of locking problem, but for some ... that this is some sort of a locking issue. Notice that disabling version check
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2

How to convert a boolean to an int in the query?

How to convert a boolean to an int in the query? I have five parameters of type boolean in the entity object - approveEmail, approvePhoneNumber, ... I can not sort them ORDER BY approveEmail, approvePhoneNumber, .... because the parameters equivalent. I want to sort them in the query by their sum
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2

ORDER BY problem, when String starts with language specific character

' is between 'C' and 'D'. Is there any way, how to sort the records correctly? Thank you   Michael ... . However, if you have to sort a large result list - it might be more efficient to add a persistent
Result
1

ObjectDB version 2.0.0

Version 2.0.0 Improved processing of some sorts of queries. Added support for using ObjectDB with JPA 1 jar in the classpath. Changed server start avoiding new process creation. Added logging for class loading and method finding problems. Fixed a bug in the results of IS [NOT] NULL queries. Fixed
Result
1

ObjectDB version 2.7.0

as the first entry (required by Apache Karaf). Fixed a cache bug in repeating some sorts of LIKE