ObjectDB ObjectDB

Internal Website Search

71-80 of 113 resultsRefresh
10

Memory consumption of empty Strings

was executed and analyzed the memory consumption: Class Instances used Memory (Bytes) MyEntity 200.000 10 ... and analyzed the memory consumption: Class Instances used Memory (Bytes) char[] 807.363 13.237.950 String
10

500Mb ObjectDb database opening issue

= (NetworkInterface)e.nextElement();         byte[] hardwareAddress = ni.getHardwareAddress ... () ) { NetworkInterface ni = (NetworkInterface)e.nextElement(); byte[] hardwareAddress = ni
10

Unable to execute update query

static class MyEntity     {         int x;         byte[] data = new byte[512
10

Out of memory

with sharing page cache? lwalkowski Lukasz Walkowski Could you please provide more details about the byte[] allocations? Who holds them? What is the common size of the byte[] that fills the heap? How many
10

Is ObjectDB suitable for DMS (Document Management System)?

You can store large attachments in ObjectDB as byte[] fields. The database size is limited to 128 TB (= 131,072 GB = 134,217,728 MB). There is no limit on object sizes, but byte[] is limited by Java
10

Listing large number of complicated objects with paging.

MyEntity {         @GeneratedValue @Id long id;         @Index int value;         byte[] data = new byte
2

Best practise loading big data

++)                 {                     Value value = new Value();                     value.data = new byte[128 ... ;     }     @Embeddable     public static class Value {         byte[] data;     } } Providing a minimal
2

ObjectDB can't be activated

())         {             NetworkInterface ni = (NetworkInterface)e.nextElement();             byte[] hardwareAddress = ni ... ();             byte[] hardwareAddress = ni.getHardwareAddress();             System.out.println(indent(indent
2

Server out of memory exceptions

375,301,672 (17.92%) bytes. The memory is accumulated in one instance of "com.objectdb.o.MST" loaded by "sun ... .PAG", loaded by "sun.misc.Launcher$AppClassLoader @ 0x853f0440" occupy 1,436,097,296 (68.58%) bytes
2

InternalException when using MEMBER OF on a large list in a query

longer than 32 bytes (in the test they seem to be 36 bytes). support Support Thanks for the fix

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.

Need Help?

  1. Search ObjectDB website
  2. Read the FAQ
  3. Follow the Tutorials
  4. View or post in the forum
  5. Search or file an issue
  6. Contact support