Summary
The Describe function returns the following properties for the relationship class rules of a RelationshipClass data type.
Properties
| Property | Explanation | Data Type |
| destinationClassID (Read Only) | The object class ID of the destination class. | Integer |
| destinationMaximumCardinality (Read Only) | The maximum cardinality of the destination class. | Integer |
| destinationMinimumCardinality (Read Only) | The minimum cardinality of the destination class. | Integer |
| destinationSubtypeCode (Read Only) | The subtype code of the destination class. | Integer |
| originClassID (Read Only) | The object class ID of the origin class. | Integer |
| originMaximumCardinality (Read Only) | The maximum cardinality of the origin class. | Integer |
| originMinimumCardinality (Read Only) | The minimum cardinality of the origin class. | Integer |
| originSubtypeCode (Read Only) | The subtype code of the origin class. | Integer |
| ruleID (Read Only) | The relationship rule ID. | Integer |
Code sample
Display the properties of the relationship rules.
import arcpy
desc = arcpy.Describe(r'D:\Riverside.gdb\Electric\PolesToTransformers')
for rule in desc.relationshipRules:
print("Rule id: {}".format(rule.ruleID))
print("Destination Class ID: {}".format(rule.destinationClassID))
print("Destination Subtype Code: {}".format(rule.destinationSubtypeCode))
print("Origin Class ID: {}".format(rule.originClassID))
print("Origin Subtype Code: {}".format(rule.originSubtypeCode))
print("Destination Min Cardinality: {}".format(rule.destinationMinimumCardinality))
print("Destination Max Cardinality: {}".format(rule.destinationMaximumCardinality))
print("Origin Min Cardinality: {}".format(rule.originMinimumCardinality))
print("Origin Max Cardinality: {}".format(rule.originMaximumCardinality))