About delete

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Issue
32

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
Forum
32

How to delete M2M relationship?

.ALL)     private Set timeslots = new HashSet(); And i would like to delete the timeslots..i've tried
Issue
32

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
Issue
32

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
Manual
23

CRUD Database Operations with JPA [2011-02-11]

it to store, retrieve, update and delete database objects. Storing New Entity Objects The following ... is a very powerful query language and chapter 4 of this manual describes it in detail. Updating and Deleting ... to retrieve them (e.g. as a Query factory). To delete an object from the database, you need to obtain
Manual
23

Running JPA Queries

other case. In addition, the Query interface defines a method for running DELETE and UPDATE queries: Query.executeUpdate - for running only DELETE and UPDATE queries. Ordinary Query Execution ... and if there is any chance that these exceptions might be thrown they have to be caught and handled. DELETE
Manual
23

CRUD Database Operations with JPA

it to store, retrieve, update and delete database objects. Storing New Entity Objects The following ... is a very powerful query language and chapter 4 of this manual describes it in detail. Updating and Deleting ... to retrieve them (e.g. as a Query factory). To delete an object from the database, you need to obtain
Manual
23

Running JPA Queries [2011-09-21]

other case. In addition, the Query interface defines a method for running DELETE and UPDATE queries: Query.executeUpdate - for running only DELETE and UPDATE queries. Ordinary Query Execution ... and if there is any chance that these exceptions might be thrown they have to be caught and handled. DELETE
Manual
20

Database Explorer [2011-09-21]

window) and then pasted on a reference 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