is specified as
Relationship
Main Properties
Description
Connected Entities
Parent Entity:
REGULATORY-THRESHOLD
Child Entity:
PHD-MATERIAL-CHEMICAL-REGULATORY-THRESHOLD
Style
Identifying:
Optional Parent:
Number of Children:
Zero, One or Many
Referential Integrity
Parent Update:
Cascade
Parent Delete:
Restrict
Child Insert:
Restrict
Child Update:
Restrict
Primary Key(s)