ForeignKeyDefinition class
Declarative foreign key metadata.
- Annotations
-
- @immutable
Constructors
-
ForeignKeyDefinition({required String name, required List<
String> columns, required String referencedTable, required List<String> referencedColumns, ReferenceAction onDelete = ReferenceAction.noAction, ReferenceAction onUpdate = ReferenceAction.noAction}) -
const
-
ForeignKeyDefinition.fromJson(Map<
String, Object?> json) -
factory
Properties
-
columns
→ List<
String> -
Columns participating in the constraint.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- name → String
-
Constraint name for the foreign key.
final
- onDelete → ReferenceAction
-
Cascading action when the referenced row is deleted.
final
- onUpdate → ReferenceAction
-
Cascading action when the referenced row is updated.
final
-
referencedColumns
→ List<
String> -
Columns on the referenced table.
final
- referencedTable → String
-
Referenced table name.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
copyWith(
{ReferenceAction? onDelete, ReferenceAction? onUpdate}) → ForeignKeyDefinition -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toJson(
) → Map< String, Object?> -
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited