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Performance problem

Hi, we have a strange performance problem with ObjectDB 2.5.3_01 and JBoss 7.1.1 ... separate test environment its speed is very good. We did a performance analysis on our 2 linux servers ... seconds. We pinpointed that from he 53 record performances degrades significantly. On other queries

Performance Issues After Migrating to ObjectDB - Urgent Assistance Required

am writing to seek your urgent assistance regarding performance issues we are facing after migrating ... performance. Server and Configuration Details: Server: The VM is running on Ubuntu 20.04 with 70GB RAM ... the usage of resources like RAM and CPUs. We have taken several steps to improve performance, including

Performance issue in a query due to compareTo calls

Hello, we have a question again regarding query performance. The query: SELECT v FROM Values v ... ; //For performance reasons, we use a list instead of a map as put operations are more expensive ... because multiple entities are involved. You can improve the performance of queries by using indexes

Query performance in general

Hi ObjectDB team, we are currently investigating performance issues that affect some ... and the documentation says, that should be fine for most applications. Are there scenarios you know of, that perform ... . The order of the expressions in a query should not affect performance. ObjectDB checks different

Java 6/7 Performance Comparison

embedded mode based on the console tutorial, there seems to be a bit of a performance gap running ... manager, however any operations once loaded appear to perform comparably. I've tried running ... /threads to applications but have not noticed any differences in performance so looking for some advice

Performance tuning, best practices

the question is: - how can we tune for performance ? - do we need more processors ? - should we change some ... (possibly a complex query) is slow also for a single user? i.e. can you check if the performance issue is due to load of several concurrent clients, or maybe same slow performance is also for a single

Query Execution on parallel threads don't lead to performance improvements

the performance. But we don't see any performance improvements. Is there any possibility to improve the query performance with parallel threads? We use the ObjectDB as an embedded database ... doesn't necessarily improve performance, if the serial execution already consumes all the resources

General Performance Issues Illustrated with a Specific Method

Cloud HIMS is a JSF/JPA (EclipseLink 2.3)/MySQL application designed to capture data in Health Care Centres across Sri Lanka. We've recently migrated to ObjectDB to improve performance. Despite the migration, we're experiencing general performance issues across all transactions. As requested in

Performance question

.g. a date field you want to query for. Is there an improvement in performance if I create a "mirror ... ? Yes. Mirroring the date will improve performance (unless otherobject is embedded object ... this performance improvement. If you keep the date only in the second entity class - at least define 2

Performance in SELECT statement

a separate thread regarding the persisting performance and provide more details and sample code. support Support The index thing did the trick! Thank you... I will post another thread for the performance issue regards! paddy Patrick Gerhardt

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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