The concept of SQL databases deleting rows that refer (via a foreign key) to a deleted row.
I have table "A" in MySQL. It has some references with cascade deleting to some other tables ("B", "C", "D" ...). …
mysql triggers cascade cascading-deletesPostgres 8.4 DELETE FROM processing_transaction AS pt INNER JOIN processing_transaction_movement AS ptm ON pt.processing_transaction_id = ptm.…
sql postgresql sql-delete cascading-deletesLet's say I have these two very basic entities: public class ParentEntity { public int Id; public virtual ICollection<ChildEntity&…
c# entity-framework ef-code-first foreign-keys cascading-deletesHi I got a problem with mapping my entities. I'm using JPA2 and Hibernate implementation. I got tables with @ManyToMany …
hibernate annotations jpa-2.0 cascade cascading-deletesI'm sligthly confused as to how the cascade="delete" works. I defined the mapping in the following way in the …
java hibernate orm cascading-deletesI implemented a bidirectional 1:1 relationship based on this answer: Primary /Foreign Key in Entity Framework I define the bidirectional relation …
ef-code-first sql-server-ce entity-framework-4.1 cascade cascading-deletesI'm using Entity Framework 4 and have a one-to-many relationship between a parent and child entity. I'm trying to delete a …
entity-framework cascading-deletesThis question is probably a long shot. I can't figure out the errors I'm getting on my core data project …
core-data cascading-deletesI want to do the following in PostgreSQL (using Hibernate): ALTER TABLE fruits ADD CONSTRAINTS id ON DELETE CASCADE; Obviously, …
hibernate postgresql cascade cascading-deletes postgresql-9.0Can I know if a database have DELETE ON CASCADE with a query?
mysql database cascading-deletes