Computer Science · Database Management Systems
डुप्लिकेट पंक्तियों को स्वचालित रूप से हटाते हुए दो SELECT क्वेरी के परिणामों को संयोजित करने के लिए किस SQL ऑपरेटर का उपयोग किया जाता है?
- 1INTERSECT
- 2MINUS
- 3UNION✓
- 4UNION ALL
सही उत्तर देखें
UNION
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