DeleteRule enum Null safety

Possible values for a delete rule in a Relate.

Inheritance

Constructors

DeleteRule()
const

Values

restrict → const DeleteRule

Prevents a delete operation if the would-be deleted ManagedObject still has references to this relationship.

cascade → const DeleteRule

All objects with a foreign key reference to the deleted object will also be deleted.

nullify → const DeleteRule

All objects with a foreign key reference to the deleted object will have that reference nullified.

setDefault → const DeleteRule

All objects with a foreign key reference to the deleted object will have that reference set to the column's default value.

Properties

hashCode → int
The hash code for this object.
read-onlyinherited
index → int
A numeric identifier for the enumerated value.
read-onlyinherited
runtimeType → Type
A representation of the runtime type of the object.
read-onlyinherited

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
inherited
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited

Constants

values → const List<DeleteRule>
A constant List of the values in this enum, in order of their declaration.
[restrict, cascade, nullify, setDefault]