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Db > Db Assembly Interfaces > ITableForeignKey

ITableForeignKey

Assembly: Db;

Namespace: Prognoz.Platform.Interop.Db;

Description

The ITableForeignKey interface is used to work with external key of the table.

Inheritance Hierarchy

          INamedEntity

          ITableForeignKey

Comments

Use the ITableForeignKeys.Add method to create external key.

Properties

	Property name	Brief description
	AlterType	The AlterType property determines the method of updating the key
	Columns	The Columns property determines the table field that is an external key.
	ComparedWith	The ComparedWith property determines index of the element, with which external key is compared
	IsCascade	The IsCascade property determines whether to remove records from the current table when they are deleted in the linked table.
	RColumns	The RColumns property determines the field to which the external key refers.
	RTable	The RTable property determines the identifier of the table to which the external key refers.
	RTableObject	The RTableObject property determines the table to which the external key refers.

Properties Inherited From  INamedEntity

	Property name	Brief description
	Id	The Id property determines object identifier.
	Key	The Key property returns object key.
	Name	The Name property determines object name.

See also:

Db Assembly Interfaces