About delete

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Forum
28

Delete class from DB - through Explorer

Hi! I was looking for ways to delete a class (entity/embedded) from a database through Explorer ... is to delete the whole db and make a new one, but that's not a good scenario ... . However, it only affects the list of classes in the Explorer, so you may just ignore the deleted class
Issue
28

Issue with cascade delete & add/remove

of Address which cascades deletes (orphanRemoval=true) to its children which is what we want ... it has never been deleted from the collection (at least, until the transaction is comitted ... Entities within the collection of a Contact when we delete the Contact? Is that cascaded or do we need
Forum
28

Cascade delete with unidirectional mapping

    Suppose entity A is referenced from entity B, like (A -> * B) but not actually having that reference, instead only B has @ManyToOne relationship to A and A has none. Is there a way to cascade delete of B's when deleting A? Or this should be done programatically with separate call to database
Forum
28

Need disk usage and delete some old files

    Hello , is it possible to get disk usage of database ? If disk usage becomes too high , delete old date files from database. And recalculate disk usage back ?   Since an ObjectDB database ... , please open a new forum thread, since this thread is titled "Need disk usage and delete some old files" and should be focus only on that subject. kadirbasol
Issue
27

cannot delete objects after crash (see issue 2283)

after the crash we cannot delete specific objects, see screenshots of explorer. Database will be soon available (size 5.561.119 KB) on hummingbird-systems.com, user/pw your db name, main menu option objectdb  meanwhile the database became completely unusable, we had to stop and run the Doctor. Find
Issue
27

delete of a collection in explorer changes type

accidently we used the option delete on a collection of type ArrayList. On doing so the type changed to List. we are using explorer version 2.7.1_02 How can we change that back again ? Is it only an issue with the type of the field as shown by the Explorer or
Issue
27

Deleting a broken reference that was fixed to null in the Explorer

Using version 2.7.4_01, we did a repair. After repair a former link to a missing reference was converted to null. This cannot be deleted using explorer   Thank you for this report. Build 2.7.4_02 fixes the issue. hgzwicker
Forum
27

How to delete M2M relationship?

.ALL)     private Set timeslots = new HashSet(); And i would like to delete the timeslots..i've tried
Manual
27

Server User List

" ip="127.0.0.1" admin="true">
Manual
27

Database Explorer

that has to be set. The functionality of the Edit > Delete command depends on the context. Deleting a reference field sets the value to null without deleting any referenced entity object. On the other hand, deleting an entity object that is represented by a child of an Extent node in a viewer window