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Schema-Update: Rename superclass and remove one subclass

Hello, we renamed a superclass and removed one of the subclass. If we then try to open the Database (with ObjectDB-Explorer) we get a "Failed to generate dynamic type ..."   Small Example: Generate Database public static void main(String[] args) { EntityManagerFactory emf = Persistence
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Schema-Update: Rename superclass and remove one subclass

Hello, we renamed a superclass and removed one of the subclass. If we then try to open the Database (with ObjectDB-Explorer) we get a "Failed to generate dynamic type ..."   Small Example: Generate Database public static void main(String[] args) { EntityManagerFactory emf = Persistence
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slow performance for a complex query

Hi, We have a query that is constructed dynamically, an example is like this: SELECT DISTINCT $1 FROM CDI $1, Organisation $2, Organisation $3 WHERE ((UPPER($1.cdiId) LIKE 'THREAD14%') AND ((($1.parentOrgId='news') OR (($1.parentOrgId=$2.organisationId) AND ($2.parentOrgId='news'))) OR ((($1
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Specify location of persistence.xml

. implementation). You can also follow the JPAB approach and generate persistence units dynamically
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Using List to save data

Hello, How can I save data dynamically such as "List" in Java -> ArrayList, LinkedList, etc. thanks Seena Abdollahi Seena Abdollahi Software Engineer Lists are persisted automatically as fields of entity classes. See chapter 2 and 3 of the manual for more details. sabdollahi
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ways to recover from DB curruption

Hi, I have a database file which was mistakenly opened by a different version of my entities model and is now not usable any more. When I try to open this file using explorer or even running the Doctor on it I get this exception: Caused by: com.objectdb.o.UserException: Failed to generate dynamic
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Object as parameter results in exception

for criteria queries which are dynamic (i.e. the query structure changes between invocations
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ObjectDB version 2.1.0

Version 2.1.0 Added Online Backup utility (issue #16). Added Master-Slave Replication / Clustering (issue #17). Added a PDF version of the ObjectDB manual (included in the download). Added sample (tutorials) Maven projects (included in the download). Added support of disabling optimistic locking
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ObjectDB version 2.2.8

in running online backup with no arguments. Added option for running the Doctor without activating
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ObjectDB version 2.2.9

queries. Fixed a NullPointerException in querying an empty database. Fixed a online backup file