About multithreading

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JDO Doc
75

Constants.PMF_ATTRIBUTE_MULTITHREADED

Static Field javax.jdo.Constants String PMF_ATTRIBUTE_MULTITHREADED The name of the persistence manager factory element's "multithreaded" attribute. Since: JDO 2.1
JDO Doc
75

Constants.PROPERTY_MULTITHREADED

Static Field javax.jdo.Constants String PROPERTY_MULTITHREADED "javax.jdo.option.Multithreaded" Since: JDO 2.1 See Also: PersistenceManagerFactory.getMultithreaded()
Forum
26

Multithreading Test and Deadlock

you for the deadlock report. Please try build 2.2.3_05 that should fix it. Regarding multithreading speed - currently in ObjectDB embedded mode multithreading improves performance in reading but not ... is faster than the alternatives also when using multithreading in writing but the gap becomes smaller
Forum
25

Are Queries in ObjectDB Multithreaded ?

Greating again ObjectDB team, Will ObjectDB query engine use multithreading whenever possible ? Thank you indeed ! The ObjectDB engine has an internal mechanism that can split many types ... , however, this is disabled for most operations. Additional testing is required before enabling multithreading
Issue
25

Deadlock on Schema Update during Multithreading activity

A possible deadlock was detected when new types are registered during multithreading activity against ObjectDB. Until this issue is fixed, the recommended workaround is to complete registration of all the persistable types before starting any multithreading activity against ObjectDB. A single class
Forum
24

Exception on creation when running multithreaded

:   I'm creating my objects using a multithreaded unit test whith 8 threads each creating 100 objects
Forum
24

Failing to read entities under load in multithreaded tests

 that creates, reads and updates these entities in multithreaded application it sometimes fails to read
Forum
22

How to do multithreading with embedded ObjectDB

How to do multithreading with embedded ObjectDB
Issue
22

NullPointerException when using multithreading

NullPointerException when using multithreading
Result
18

What is new in ObjectDB 2.0?

ObjectDB 2.0 supports many new features and improvements, including: Most of the features of the new JPA 2.0 and JDO 2.2 APIs. User defined IDs (primary key) and sequences. Support of unlimited index keys size. SQL like queries ("select from ... where ..."). Real non blocking multithreading in