Computer Science · Database Management Systems
क्वेरी प्रोसेसिंग (query processing) के दौरान डेटाबेस टेबल से डेटा तक पहुँचने के लिए निम्नलिखित में से किसे सबसे निचले स्तर का भौतिक ऑपरेटर (physical operator) माना जाता है?
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