Linking record types Schema DDL
78 U929-J-Z125-9-76
Figure 17: m:n relationship within the record type PARTS
PARTS
ASSEMBLY
USED-IN
PARTS-LIST
QTY.SUBPART
PART-LIST
PART
BICYCLE 1
1
2
1
1
2
WHEEL TIRE 1
1
TUBEBICYCLE FRAME WHEEL RIM SPOKE TIRE CASING
1
2
1
36
1
1
1
1
QTY.SUBPART
PART-LIST
PART QTY.SUBPART
PART-LIST
PART
HANDLE-
BAR
1
36
1
HANDLEBAR
FRAME
WHEEL
BELL
LAMP
FENDER
RIM
SPOKE
TIRE
CASING
TUBE