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🗄️ Topic 10: SQL for Data Analysis — Database Se Data Nikalo!

Overview

🗄️ Topic 10: SQL for Data Analysis — Database Se Data Nikalo! — Quick Facts

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[⬅️ 09: BI Tools](./09_DA_BI.md): 10: SQL

Topic 1

P12: Data Analysis & Interpretation — Data Se Decision Lo!

📊 Aliens School — Skill Library (HIEN Edition) "SQL is the language of data — 53% of data…

Topic 2

📌 Is Topic Me Kya Hai?

💾 ` ┌─────────────────────────────────────────────────┐ │ TOPIC 10: SQL FOR DATA ANALYSIS!…

Topic 3

💡 What is SQL?

🗄️ ` SQL = STRUCTURED QUERY LANGUAGE! ═══════════════════════════════ → Language to talk to…

Topic 4

📖 SELECT — Data Retrieve Karo!

📈 ` SELECT = DATA DIKHAO! ═══════════════════ BASIC: SELECT * FROM Students; → Sab columns,…

Topic 5

🔍 WHERE — Filter Karo!

🔍 ` WHERE = CONDITION LAGAO! ═══════════════════════ COMPARISON: SELECT * FROM Students…

Topic 6

📊 ORDER BY & Aggregate Functions

📉 ` ORDER BY = SORT KARO! ════════════════════ SELECT * FROM Students ORDER BY Age ASC; →…

Topic 7

📋 GROUP BY & HAVING

🧮 ` GROUP BY = CATEGORY-WISE SUMMARY! ════════════════════════════════ SELECT City,…

Topic 8

🔗 JOINs — Tables Ko Jodo!

🌐 ` JOIN = COMBINE 2+ TABLES! ════════════════════════ 4 TYPES OF JOINS: ═════════════════…

Topic 9

📦 Subqueries & Common Patterns

📊 ` SUBQUERY = QUERY INSIDE QUERY! ═════════════════════════════ IN SUBQUERY: SELECT Name…

Topic 10

🎓 Practice Platforms (FREE!)

💾 ` FREE SQL PRACTICE! ═════════════════ ┌──────────────────┬─────────────────────┐ │…

Topic 11

🔑 KEY POINTS — 10 Takeaways!

🗄️ ` ╔══════════════════════════════════════════════════════════════╗ ║ 📌 KEY POINTS — TOPIC…

Topic 12

💪 Exercises

📈 Exercise 1: Basic Queries SQLite Online ya W3Schools me: (a) Sab customers select karo,…

Topic 13

📚 Cross-References

🔍 ` 📚 Related Topics: → Topic 05: Excel — Excel vs SQL comparison! → Topic 09: BI Tools —…

Topic 14

🗺️ Navigation

📉 | Previous | Current | Next | |:---------|:-------:|-----:| | ⬅️ 09: BI Tools | 10: SQL |…

Quick Quiz

Quiz — Question 1

🗄️ Topic 10: SQL for Data Analysis — Database Se Data Nikalo! ka ':---------' kya hai?

Complete! 🎉

🗄️ Topic 10: SQL for Data Analysis — Database Se Data Nikalo! Complete!

Aliens School · HIEN · Cinematic Knowledge

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