Skill Topic · Cinematic

📊 Topic 07: Functions & Aggregates — Data Se Jawab Nikalo!

"Don't just store data, make it speak!" — Unknown "Kitne students hain? Average marks kya hai?…

Topic 1

1. COUNT — Kitne Hain?

📊 COUNT() = Rows ka count. Sabse zyada use hone wala function! `sql --…

Topic 2

💾 SUM() = Numbers ka total. `sql -- ═══════════════════════════════════════════ -- Sab…

Topic 3

🗄️ AVG() = Numbers ka average (mean). `sql -- ═══════════════════════════════════════════ --…

Topic 4

📈 `sql -- ═══════════════════════════════════════════ -- Sabse kam aur sabse zyada marks --…

Topic 5

🔍 GROUP BY = Data ko groups me divide karo, phir har group pe aggregate lagao. `…

Topic 6

📉 HAVING = GROUP BY ke baad filter. WHERE rows pe kaam karta hai, HAVING groups pe! `…

Topic 7

🧮 Common String Functions: `sql -- ═══════════════════════════════════════════ -- UPPER /…

Topic 8

🌐 Current Date/Time: `sql -- ═══════════════════════════════════════════ -- Current date…

Topic 9

📊 `sql -- ═══════════════════════════════════════════ -- Rounding --…

Topic 10

💾 ` ╔══════════════════════════════════════════════════════╗ ║ 📝 KEY POINTS ║…

Topic 11

🗄️ Exercise 1: Aggregate Queries 1. Students ka total, average, min, max marks (ek query me)…

Topic 12

📈 | Previous | Index | Next | |----------|-------|------| | ← Filtering & Sorting | 📚…

Quick Quiz

📊 Topic 07: Functions & Aggregates — Data Se Jawab Nikalo! ka sabse sahi definition kya hai?

Complete! 🎉

Aliens School · HIEN · Cinematic Knowledge

✅