Entity Type Relationships (tgerm1140s000)

Mit diesem Programm maintain the entity-type relationship details.

Felddaten

ER-Diagramm

entity-relationship diagram

Bezeichnung

The description or name of the entity-relationship diagram.

Note: 

The maximum length of the description is 60 characters.

Version

version

Bezeichnung

The description or name of the version.

Entity-Beziehung

entity-type relationship

Von Entity

The first entity type in the entity-type relationship.

Beispiel

The entity relationship between an order and an order line is a 1:N relationship. An order is related to one or more order lines. Vice versa, an order line is related to only one order. In this entity relationship the order is the first entity type.

From Entity Type

The description or name of the entity type.

Bis Objekt

The second entity type in the entity-type relationship.

Beispiel

The entity-type relationship between an order and an order line is a 1:N relationship. An order has one or more order lines. Vice versa, an order line is related to only one order. In this entity-type relationship the order line is the second entity type.

To Entity Type

The description or name of the entity type.

Bezeichnung Von - Bis

The description that identifies the from-to relationship. The description must be a verb in the third person singular.

Beispiel

An order is detailed by one or more order lines. For this relationship the From-To description is: is detailed by.

  • if the relationship is a horizontal line with the name located above, then the diagram should be read from left to right. If the name is located underneath, then the diagram should be read from right to left.
  • if the relationship is a vertical line with the name located on the left, then the diagram should be read from top to bottom. If the name is on the right, then the diagram is read from the bottom up.
Bezeichnung Bis - Von

The description that identifies the to-from relationship. The description must be a verb in the third person singular.

Beispiel

An order line details an order. For this relationship, the To-From description is: details.

  • if the relationship is a horizontal line with the name located above, then the diagram should be read from left to right. If the name is located underneath, the diagram should be read from right to left.
  • if the relationship is a vertical line with the name located on the left, then the diagram should be read from top to bottom. If the name is on the right, then the diagram is read from the bottom up.
Beziehung ist Spezialisierung

Wenn dieses Kontrollkästchen markiert ist, the entity-type relationship is a subtype relationship.

Physische Datenbankbeziehung vorhanden

Wenn dieses Kontrollkästchen markiert ist, the entity relationship is equal to an ERP data dictionary relationship.

Beziehungstabelle

associative entity type

Associative Table

The description or name of the associative entity type.

Relationskategorie

category

Bezeichnung

The description or name of the category.

Mindestkardinalität Von-Bis

Unendlich

Wenn dieses Kontrollkästchen markiert ist, the maximum from-to relationship is infinite.

Maximale Kardinalität Von-Bis

Mindestkardinalität Bis-Von

Unendlich

Wenn dieses Kontrollkästchen markiert ist, the maximum to-from relationship is infinite.

Maximale Kardinalität Bis-Von

Eigentümer

The login of the owner.

Owner

The name of the owner.

Erstellung am

BY default, the date when the entity relationship was generated. However, any authorized user can change the date into another date.

Abgelaufen

Wenn dieses Kontrollkästchen markiert ist, the entity relationship has expired because the version it is in is no longer valid.

Letzte Änderung durch

The login of the user who made the latest change to the entity-type relationship.

User Last Change

The name of the user who made the latest change to the entity-type relationship.

Letzte Änderung

The date when the latest change was made to the entity-type relationship.

Text

Wenn dieses Kontrollkästchen markiert ist, text is available that provides you with more information about the entity-type relationship.