About Index

release

2.6.0

... using external classes. Fixed Doctor's index rebuilding to use NULL values for missing values of new fields. ... a bug in retrieving primary key fields in queries (on index merging). Fixed a bug in using a collection field index in ...

 
release

2.6.4

... using external classes. Fixed Doctor's index rebuilding to use NULL values for missing values of new fields. ... a bug in retrieving primary key fields in queries (on index merging). Fixed a bug in using a collection field index in ...

 
release

2.5.7

... using external classes. Fixed Doctor's index rebuilding to use NULL values for missing values of new fields. ... a bug in retrieving primary key fields in queries (on index merging). Fixed a bug in using a collection field index in ...

 
release

2.4.1

... Fixed a bug in not using LIKE's ESCAPE when an index is used. Fixed a bug in parsing time literals in ... and NullPointerException in using a composite index in queries ( issue #74 ). Fixed Explorer bugs: editing ...

 
forum_thread

Bulk Delete and Update - best practice?

The attached test creates 1000 large objects and then attempts to delete them all in one go using a DELETE statement. I'm trying to run with -Xmx512m but the test runs out of memory during the delete. The attachment also contains an update test which has similar memory problems. I'm running both tests with the default objectdb.conf. In general is an UPDATE/DELETE statement the most efficient way to update/remove a large number of objects? ... @ Id long id ; @ Index int hash ; String data ;   public ...

 
release

2.4.0

... Fixed a bug in not using LIKE's ESCAPE when an index is used. Fixed a bug in parsing time literals in ... and NullPointerException in using a composite index in queries ( issue #74 ). Fixed Explorer bugs: editing ...

 
release

2.4.4

... Fixed a bug in not using LIKE's ESCAPE when an index is used. Fixed a bug in parsing time literals in ... and NullPointerException in using a composite index in queries ( issue #74 ). Fixed Explorer bugs: editing ...

 
manual

Database Management Settings

Explains settings and performance tuning of the ObjectDB Java object database for JPA/JDO.... = "10" synchronized = "false" /> <index-update enabled = "true" priority = "40" /> ... The <processing> element The <index-update> element The <query-cache> element ...

 
release

2.4.3

... Fixed a bug in not using LIKE's ESCAPE when an index is used. Fixed a bug in parsing time literals in ... and NullPointerException in using a composite index in queries ( issue #74 ). Fixed Explorer bugs: editing ...

 
release

2.4.2

... Fixed a bug in not using LIKE's ESCAPE when an index is used. Fixed a bug in parsing time literals in ... and NullPointerException in using a composite index in queries ( issue #74 ). Fixed Explorer bugs: editing ...