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Issue
22

UPDATE query cannot set a new field after schema change

I've added a new property/field to one of my objects and want to set the value of this (boolean) property to false for all existing entities in the DB. I tried to execute an update statement with the Explorer tool. The statement ends and tells me that 1000 entities have been updated. I then save
Issue
22

500 Internal Server Error on creating a new issue

Hi,   we tried (several times) to create a new issue but we receive a message:   Thank you for this report. The error seems to be related to uploading a file (according to the website log), but unfortunately we couldn't repeat the error. Please report again if it reoccurs. it seems to be a problem
Issue
22

Generating new activation code gives 500 server error

Trying to generate a new activation code using our site license key gives a 500 error every time. Code generated using version 2.7.4_04 and openjdk 1.8.0_171. There was a problem, thank you for this report. Please try again now. spiffy
Issue
22

new database error

Exception in thread "main" [ObjectDB 2.7.3] Unexpected exception (Error 990)   Generated by Java HotSpot(TM) Client VM 1.8.0_31 (on Windows 8.1 6.3). Please report this error on http://www.objectdb.com/database/issue/new com.objectdb.o.InternalException: com.objectdb.o.UserException: Failed
Forum
22

Adding new unique columns

What is the best practice for when you need to add a new unique column to an existing database? Simply adding the column with the @Unique annotation will result in "Attempt to reuse an existing value (null)", so the only option I can surmise is to add the column, update all existing entries
Forum
22

"Unsupported auto value type java.lang.String" when persisting new instance

"Unsupported auto value type java.lang.String" when persisting new instance
Forum
22

How to start a objectdb server with new Daemon (without blocking the thread)??

How to start a objectdb server with new Daemon (without blocking the thread)??
Manual
21

Schema Update

- will create new, separate persistable classes with no instances. Therefore, you should backup ... abilities: new-name="com.example.new1" /> new-name="com.example.new2"> new-name="NewA" />
Tutorial
14

Step 2: Entity Class and Persistence Unit

the project node (in the [Package Explorer] window), select New > Source Folder, enter src/main/java as Folder Name and click Finish. Open the [New Java Class] dialog box, e.g. by right clicking the new source directory node (in the [Package Explorer] window) and selecting New > Class. Enter guest as
Manual
14

Database Schema Evolution

of an entity class are detected by ObjectDB. New entity objects have to be stored in the new class ... , have to be converted to the new schema. Note: In client-server mode the ObjectDB server must be restarted ... object is only updated to the new schema when that entity object is stored to the database