About Data Set

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Forum
16

Retrieve data of all entity classes in a single query

I have in an objectdb file 10 Entity Classes with some data in each (Athlete, Trainer, Stadium etc) This is the code I use to retrieve all Managed Types and data for the Athlete class Metamodel metamodel = em.getMetamodel(); Set> allManagedTypes = metamodel.getManagedTypes
Forum
16

Fetch Set from DB only works on debug mode

that hash set, it returns a null pointer. BUT, when I run the program in debug mode, it works fine ... ticket. This is not a bug. Lazily loaded data that has not been loaded before the EntityManager is closed is not available after closing the EntityManager. In debug mode, by examining the set you load
Forum
16

Wrong data stored in date only fileds

on the 25/10/2015 Madrid time (when clock goes back 1 hour at 3am), Object DB puts wrong data in ... . Here are the values used to set the fields before adding the objects (in the attached DB) to the DB ... that the startDate field is set to "Sat Oct 24 00:00:00 CEST 2015", i.e. one day before 25th. The other two fields
Forum
15

NullPointerException while setting a new property value

to entities from 2 threads: 1. Creating a list of entities, default values are set from imported file 2 ... (); } } 3. The code continues with a revalidation and re-setting some properties to entities from the collection. NPE is thrown at some point while database thread is writing new data. I guess
Forum
15

data protection method in ObjectDB Embedded Mode

I am new in ObjectDB and i need to understand How is data protection in ObjectDB Embedded Mode without using  username or password thanks The way to keep an ObjectDB database encrypted is simply ... encryption ability. If your hard drive does not support hardware encryption prefer using a CPU that supports the AES instruction set. choymns
Forum
15

Set timeout for BatchQueryItr

) You can set a query execution timeout as a query hint. The many BatchQueryItr files may indicate a complex query on a lot of data with no sufficient indexes. If there is a deadlock, please post a full thread dump (which should also show the deadlock). xirt
Issue
15

Enum fields are set to null and embeddable enum class does not show in explorer

I switched to version 2.8.2 and now it seems that my enum types are not recognized and the field in the related objects is set to null. This is highly critical because it will cause data loss! The enum type is also not listed in the explorer. I am talking about an enum class, which implements
Forum
15

How to delete a specific column data form a entity.

queries are for deleting complete objects (rows). You may use an UPDATE query instead and set the field (column) to null. Ok Tank you   ObjDBUser3
Manual
11

Database Transaction Replayer

. If the purpose of the recording is data durability it might be useful to keep the recording directory on a different physical device by setting the path attribute in the configuration. The recording directory
JPA Doc
10

javax.persistence.spi.PersistenceUnitInfo

the root of the persistence unit that have not been explicitly listed are to be included in the set ... been explicitly listed are to be included in the set of managed classes. This value corresponds to the exclude ... of the persistence unit that have not been explicitly listed are to be included in the set of managed classes