Computer Science · Database Management System
रिलेशनल डेटाबेस मैनेजमेंट सिस्टम (RDBMS) में, दो तालिकाओं पर विचार करें: 3 कॉलम और 5 पंक्तियों वाली 'FIRST', और 6 कॉलम और 4 पंक्तियों वाली 'SECOND'। कार्टेशियन उत्पाद (FIRST × SECOND) से बनने वाली तालिका की डिग्री (Degree) और कार्डिनैलिटी (Cardinality) क्या होगी?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1डिग्री = 18, कार्डिनैलिटी = 20
- 2डिग्री = 18, कार्डिनैलिटी = 9
- 3डिग्री = 9, कार्डिनैलिटी = 20✓
- 4डिग्री = 9, कार्डिनैलिटी = 9
सही उत्तर देखें
डिग्री = 9, कार्डिनैलिटी = 20
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