ObjectDB ObjectDB

Internal Website Search

71-80 of 84 resultsRefresh
7

Connection is closed Caused by: java.io.EOFException

" /> <cascade-persist always="auto" on-persist="false" on-commit="true" /> <dirty-tracking arrays
7

significant performance decrease

="false" /> <cascade-persist always="auto" on-persist="false" on-commit="true" /> <dirty
7

Schema migration - long to String

a workaround you can read and write (after making them dirty) all the instances of that modified type
7

Remove a modified entity cause an optimistic lock exception

). Can you explain the optimistic lock exception? It seems that the first level cache contains yet a dirty entity
7

The server cannot start in CentOS

-persist always="auto" on-persist="true" on-commit="true" />   <dirty-tracking arrays="false
7

ObjectDB Enincompatible with Quarkus?

" on-commit="true" /> <dirty-tracking arrays="false" /> </entities> <schema> </schema
7

Degrading performance overtime

-persist always="auto" on-persist="false" on-commit="true" /> <dirty-tracking arrays="false
7

locks on pure query activities

="false" on-commit="true" /> <dirty-tracking arrays="true" /> </entities> <schema> </schema
1

each 1-2 days objects on some objectdb level lock/block each other

" /> <dirty-tracking arrays="true" /> </entities> <schema> </schema
1

Best practise loading big data

to hold strong references (which prevents garbage collection) to non dirty entity objects

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