Cascade refers to a table-definition keyword in relational databases; it instructs the query engine to take a certain action (delete, update), when a primary key is modified, on tables linked by a foreign key.
I 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-deletesIn SQL Server 2005 I just struck the infamous error message: Introducing FOREIGN KEY constraint XXX on table YYY may cause …
sql foreign-keys cascade rdbms-agnosticslight problem here: I have two entity classes, let's say class Parent { Set<Child> children; } class Child { SomethingElse …
java hibernate one-to-many cascade all-delete-orphanI have the following example: Table A -some_id Table B -another_id Table C -some_id_fk -another_id_…
sql database postgresql database-design cascadeI'm new to EF code first principal and currently with no clue what to do.. I have 2 POCO classes.. public …
entity-framework foreign-keys ef-code-first cascadeI 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-9.0I created table with FOREIGN KEY and can't insert anything. CREATE TABLE menus ( id int(10), parent_id int(10), label varchar(255), …
mysql foreign-keys cascadeI have a many-to-one mapping on bookings. A booking must belong to a room. And a room can have several …
java hibernate orm annotations cascade@Entity @Table(name = "Section_INST") public class Section { @javax.persistence.Id @GeneratedValue(strategy = GenerationType.SEQUENCE,generator = "Section_ID_GENERATOR") @SequenceGenerator(…
hibernate cascadeI'm having problems when saving entities in my DB. I have something like (very simplified) : @Entity public class Building { @OneToMany(…
java jpa eclipselink cascade many-to-one