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Forum
23

slow performance for a complex query

slow performance for a complex query
Manual
16

Database Transaction Replayer

might be slow if the database is large. Running the ObjectDB Replayer The ObjectDB Replayer tool is bundled in
Manual
16

JPA Entity Fields

for loading a field is relatively slow. Therefore, if the employees field is used often, a persistent
Result
16

ObjectDB - Object Database for Java (JPA/JDO)

system (RDBMS) to store and retrieve Java objects requires slow conversions between graphs of Java
Forum
8

500Mb ObjectDb database opening issue

Hi, I have observed that 500 Mb objectDb database opening time is very slow (~3 seconds ... ): doOpenDataStore(): openDataStore: D:\odb\files\anritsu\T1792 Slow Open.odb.pa3 1/23/2016 15:40:24.4024 ... Slow Open.odb.pa3 1/23/2016 15:42:48.4248: INFO : (AppDataStoreManager.java:257 thread:Thread-6
Forum
3

Speed of queries that return many objects

... still seems slow. Thanks EKK import java.io.Serializable; import javax.persistence.Entity; @Entity public ... issue - slow performance on the Mac. Latest JDK 1.8 , and newest Mac Attached is the sample application ... (100ms). On Mac is very very slow (3sec). Are you sure that this is the same issue of a slow query
Forum
3

Homepage and forum nearly inaccessible

now. If there are still issues with the website, please report. Thanks!   It is still very slow ... even load at all. Sometimes it happens to load fast, but most of the time it's slow or very slow ... that are slow now (such as searching and posting) are expected to be much faster. Thank
Forum
3

Performance in large transactions

.)   Pseudocode for the fast and the slow solution FAST: for (i = 0; i <100; i ... (); transaction.close(); entityManager.close(); } SLOW: EntityManager entityManager ... .setFlushMode(FlushModeType.AUTO);   em.getTransaction().begin();   // SLOW   long startTime
Forum
3

Performance tuning, best practices

. The system serve 200 clients, but is it possible that the specific slow operation (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 user with that specific
Issue
3

log entry and massive performance issues

you get that log error once or is it repeating? Does it happen when the slow removal happens ... Do you know how to reproduce the slow removal problem using this database? You wrote: > the ObjectNode ... is somehow corrupt (we did the last repair last ween with 2.7.4_02 Doctor)? In addition to this slow behaviour