Skip to main content

primary key

Share this: 
Term: 
primary key
Domain: 
Metadata
Definition: 
One or more fields in an attribute table that uniquely identify a specific instance, row or record.
Source: 
Handbook on Geographic Information Systems and Digital Mapping, Studies in Methods, Series F, No. 79, United Nations Department of Economic and Social Affairs, Statistics Division, New York, 2000, Annex VI - Glossary
المصطلح: 
المفتاح الابتدائيّ
المجال الأحصائي: 
البيانات الوصفية
التعريف: 
ميدان أو أكثر في جدول خواص يحدّد فقط هيئة محدّدة، صفّ، أو سجلّ.
المصدر: 
Handbook on Geographic Information Systems and Digital Mapping, Studies in Methods, Series F, No. 79, United Nations Department of Economic and Social Affairs, Statistics Division, New York, 2000, Annex VI - Glossary (translated).