Software Development Exam > Software Development Videos > Introduction to Software (SaaS): Beginners Guide (Hindi) > SAS Programming Tutorial From Scratch (Hindi/Urdu)-307-Proc SQL Drop Statement
SAS Programming Tutorial From Scratch (Hindi/Urdu)-307-Proc SQL Drop Statement Video Lecture | Introduction to Software (SaaS): Beginners Guide (Hindi) - Software Development
FAQs on SAS Programming Tutorial From Scratch (Hindi/Urdu)-307-Proc SQL Drop Statement Video Lecture - Introduction to Software (SaaS): Beginners Guide (Hindi) - Software Development
| 1. क्या है PROC SQL Drop स्टेटमेंट का उपयोग? |  |
उत्तर: PROC SQL Drop स्टेटमेंट का उपयोग डेटाबेस तालिकाओं या कॉलमों को हटाने के लिए किया जाता है। इसका उपयोग डेटाबेस को संगठित और स्वचालित करने में मदद करता है।
| 2. PROC SQL Drop स्टेटमेंट का उपयोग कैसे किया जाता है? | |
उत्तर: PROC SQL Drop स्टेटमेंट का उपयोग इस प्रकार किया जाता है:
DROP TABLE <तालिका नाम>;
यहां, <तालिका नाम> वह तालिका है जिसे आप हटाना चाहते हैं।
| 3. क्या PROC SQL Drop स्टेटमेंट डेटा को हटा देता है? | |
उत्तर: नहीं, PROC SQL Drop स्टेटमेंट केवल तालिका या कॉलम को हटा देता है, डेटा को नहीं। यदि आप डेटा को हटाना चाहते हैं तो आपको PROC SQL Delete स्टेटमेंट का उपयोग करना होगा।
| 4. क्या हम PROC SQL Drop स्टेटमेंट के बाद डेटा को पुनः प्राप्त कर सकते हैं? | |
उत्तर: नहीं, PROC SQL Drop स्टेटमेंट के बाद हम डेटा को पुनः प्राप्त नहीं कर सकते हैं। इसलिए, हमेशा सतर्क रहें और इस स्टेटमेंट का उपयोग केवल जब आप वाकई में तालिका या कॉलम को हटाना चाहते हैं करें।
| 5. PROC SQL Drop स्टेटमेंट का उपयोग करने से पहले क्या हमें कुछ सतर्कता की जरूरत होती है? | |
उत्तर: हां, PROC SQL Drop स्टेटमेंट का उपयोग करने से पहले हमें कुछ सतर्कता की जरूरत होती है। इसे ध्यान में रखें कि इस स्टेटमेंट का उपयोग करने से पहले आपको अपने डेटाबेस और उपयोगकर्ता के अनुमतियों की जांच करनी चाहिए। अगर आप डेटाबेस या कॉलम को हटाने के लिए योग्य अनुमति नहीं रखते हैं, तो इस स्टेटमेंट का उपयोग न करें।
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Nov 22, 2024 Last updated |
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