ForeignKeyDefinition class abstract
Represents a foreign key.
- Implemented types
Constructors
-
ForeignKeyDefinition({required String constraintName, required List<
String> columns, required String referenceTable, required String referenceTableSchema, required List<String> referenceColumns, ForeignKeyAction? onUpdate, ForeignKeyAction? onDelete, ForeignKeyMatchType? matchType}) -
factory
-
ForeignKeyDefinition.fromJson(Map<
String, dynamic> jsonSerialization) -
factory
Properties
-
columns
↔ List<
String> -
The constraint columns
getter/setter pair
- constraintName ↔ String
-
The name of the constraint.
getter/setter pair
- hashCode → int
-
The hash code for this object.
no setterinherited
- matchType ↔ ForeignKeyMatchType?
-
The match type of the foreign key
getter/setter pair
- onDelete ↔ ForeignKeyAction?
-
The action, when the referred row is deleted.
getter/setter pair
- onUpdate ↔ ForeignKeyAction?
-
The action, when the referred row is updated.
getter/setter pair
-
referenceColumns
↔ List<
String> -
The column of the reference in the referenceTable.
getter/setter pair
- referenceTable ↔ String
-
The table of the reference.
getter/setter pair
- referenceTableSchema ↔ String
-
The schema of the referenced table.
getter/setter pair
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
copyWith(
{String? constraintName, List< String> ? columns, String? referenceTable, String? referenceTableSchema, List<String> ? referenceColumns, ForeignKeyAction? onUpdate, ForeignKeyAction? onDelete, ForeignKeyMatchType? matchType}) → ForeignKeyDefinition -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toJson(
) → Map< String, dynamic> -
Returns a serialized JSON structure of the model which also includes
fields used by the database.
override
-
toJsonForProtocol(
) → Map< String, dynamic> -
Returns a JSON structure of the model, optimized for Protocol communication.
override
-
toString(
) → String -
A string representation of this object.
override
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited