optionalBackReferencedOn

Registers an optional reference as an immutable field of the parent entity class, which returns a child object of this EntityClass.

The reference should have been defined by the creation of a column using either optReference() or reference().nullable() on the child table.

Samples

org.jetbrains.exposed.sql.tests.shared.entities.EntityTests.Studentorg.jetbrains.exposed.sql.tests.shared.entities.EntityTests.StudentBiosorg.jetbrains.exposed.sql.tests.shared.entities.EntityTests.StudentBio

Registers an optional reference as an immutable field of the parent entity class, which returns a child object of this EntityClass.

The reference should have been defined by the creation of a foreign key constraint on the child table, by using foreignKey().

Samples

org.jetbrains.exposed.sql.tests.shared.entities.CompositeIdTableEntityTest.Publisherorg.jetbrains.exposed.sql.tests.shared.entities.CompositeIdTableEntityTest.Officesorg.jetbrains.exposed.sql.tests.shared.entities.CompositeIdTableEntityTest.Office