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Unexpected query token 'delete' (SELECT is expected) (error 752)

="code">DELETE queries should not be run with getSingleResult ( instead. See delete">this manual page. support Support

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

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 ... is titled "Need disk usage and delete some old files" and should be focus only on that subject. support Support

How to delete M2M relationship?

HashSet(); And i would like to delete the timeslots..i've tried something but doesnt work

Issue with cascade delete & add/remove

; Contact. Contact keeps a collection of Address which cascades deletes (orphanRemoval=true ... from the database, eventhough it has never been deleted from the collection ... of a Contact when we delete the Contact? Is that cascaded or do we need to clear the collection first

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   hgzwicker Hans-Georg Zwicker Thank you for this report. Build 2.7.4_02 fixes the issue. support Support

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  hgzwicker Hans-Georg Zwicker

delete of a collection in explorer changes type

accidently we used the option delete on a collection of type ArrayList<ObjectNode>. On doing so the type changed to List<ObjectNode>. we are using explorer version 2.7.1_02 How can we change that back again ? hgzwicker Hans-Georg Zwicker

JPA Query Structure (JPQL / Criteria)

/jpa/query/jpql/from">FROM are required in every retrieval query (update and delete queries ... >The structure of JPQL delete">DELETE and UPDATE queries is simpler: DELETE FROM

[ODB1] Chapter 3 - Persistent Classes

>, just before an object is deleted. A possible action is to delete depended persistent objects as ... is deleted, the two referred Point instances are deleted with it. 3.5