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Forum
6

Significant I/O costs during batch update or insert data.

Significant I/O costs during batch update or insert data.
Forum
6

using objectdb.jar in writing data to mariadb or mysql db

using objectdb.jar in writing data to mariadb or mysql db
Forum
6

Setting temp directory location in ObjectDB

file. I am using JDO and setting the persistenceManager as follow properties.setProperty("javax.jdo ... " /> But can you please let me know, if i dont want to use the conf file, how can i set the temp directory using my java class  e.g setting through system property or ..... I m using fileName.odb file
Forum
6

Can a Set<E> be a foreign key?

a variable (private Set cellHeldCharacters;) which holds the IDs of the characters within the cell ... /unrecommended to do it for a Set? For a better picture, I have: @Entity public class Character ... ;     private double cellSize;     private Set cellHeldCharacters; And I want to know if I
Forum
6

Understanding Database max-threads objectdb.conf Settings Option

to forum thread mentioned above), I set Database max-threads.  In the documentation, it was not completely clear to me if this setting controlled how many internal threads ObjectDB uses, or if ObjectDB is doing some sort of queue/locking whose depth is determined by this setting (and entries
Manual
6

JPA Metamodel API

to retrieve sets of types: // Get all the managed classes: // (entity classes, embeddable classes, mapped super classes) Set allManagedTypes = metamodel.getManagedTypes(); // Get all the entity classes: Set allEntityTypes = metamodel.getEntities
Forum
6

"Failed to serialize instance" of Set problem

= FetchType.LAZY, mappedBy="parent") private Set abstractContainers = com.google.common.collect.Sets.newIdentityHashSet(); } Got the following exception: com.objectdb.o.UserException: Failed to serialize instance of com.google.common.collect.Sets$SetFromMap - field xxx
Forum
6

JPA query of a Set of terms

of SearchTerm objects. ie. Set terms;     // the set is filled with SearchTerm objects ... : Set terms; // the set is filled with SearchTerm objects
Forum
6

@ElementCollection Set<Integer> is emptied sometimes

already. ObjectDB seems to clear some fields that are @ElementCollection Set of my objects ... null. So, my @ElementCollection Set fields become empty sometimes during development ... it. Initially, I was not using @ElementCollection on my Set fields from User class. I've seen
Forum
6

Safe Settings

Hi, I am trying to set up ObjectDb in a safe way that allows turning the machine off while database ... with both configuration settings with the debugger and I put a breakpoint in FileDescriptor#sync(). It never got triggered with no setting that I could come up with. How come? Thanks in advance