Computer Science · Database Management System
किसी संबंध (तालिका) में टुपल (पंक्ति) को विशिष्ट रूप से पहचानने के लिए निम्नलिखित में से किसका उपयोग किया जाता है?
- 1डोमेन (Domain)
- 2एट्रिब्यूट (Attribute)
- 3प्राइमरी की (Primary key)✓
- 4स्कीमा (Schema)
सही उत्तर देखें
प्राइमरी की (Primary key)
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