Skill Topic · Cinematic

📘 SQL Comments - Code Me Notes Likhna

Comments se tum SQL code me notes likh sakte ho — explain karo kya ho raha hai, bina SQL execution…

Overview

📘 SQL Comments - Code Me Notes Likhna — Quick Facts

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Type: Syntax

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Single-Line: -- comment

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Multi-Line: / comment /

Topic 1

📌 Comments Kya Hain?

📚 Comments woh text hain jo SQL ignore karta hai — execute nahi hota. Yeh sirf developers…

Topic 2

📌 Comment Types

💡 SQL me 2 types ke comments hote hain: | Type | Syntax | Scope | |------|--------|-------|…

Topic 3

📌 Single-Line Comment ( -- )

🎯 -- ke baad sab kuch comment hai (us line me): `sql -- Yeh ek comment hai SELECT * FROM…

Topic 4

📌 Multi-Line Comment ( /* */ )

⭐ / se shuru, / pe khatam — beech me jitni lines chahiye: `sql /* Yeh ek multi-line comment…

Topic 5

📌 Code Sections Comment Out Karna

🔑 `sql SELECT CustomerName, City FROM Customers WHERE Country = 'Pakistan' / AND City =…

Topic 6

📌 Inline Multi-Line Comment

✨ `sql SELECT CustomerName, / City, Country, / Phone FROM Customers; -- City aur Country…

Topic 7

📌 Best Practices

🌟 ` Comment Best Practices: ┌──────────────────────────────────────────────────┐ │ │ │ ✅…

Topic 8

📌 Useful Comment Patterns

🚀 `sql -- TODO: Index add karna hai performance ke liye SELECT * FROM LargeTable WHERE…

Topic 9

📌 Header Comment Template

📚 `sql /* ================================================================ Script Name:…

Topic 10

📌 Database-Specific Notes

Topic 11

✅ Summary

🎯 KEY POINTS: - -- = single-line comment (us line ke end tak) - / / = multi-line comment…

Quick Quiz

Quiz — Question 1

📘 SQL Comments - Code Me Notes Likhna ka sabse sahi definition kya hai?

Quick Quiz

Quiz — Question 2

📘 SQL Comments - Code Me Notes Likhna ka 'Single-Line' kya hai?

Complete! 🎉

📘 SQL Comments - Code Me Notes Likhna Complete!

Aliens School · HIEN · Cinematic Knowledge

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