[DAY 16] HINDI Complete SQL & Database Tutorial for Backend Devs | MySQL & PostgreSQL | SQL Basics

Published: 03 November 2025
on channel: Faisal Memon

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🚀 Backend developers ke liye complete Database & SQL introduction! MySQL, PostgreSQL aur SQL queries - sab kuch practically sikhenge.

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0:00 - Course Introduction
7:46 - Why Should Developers Learn About Databases?
14:30 - Data, Databases, DBMS Explained
28:07 - Database Vendors (MySQL, PostgreSQL, Oracle, MongoDB)
33:44 - What is SQL? (Structured Query Language)
37:05 - MySQL and PostgreSQL Comparison
46:18 - Basic SQL Queries (SELECT, INSERT, UPDATE, DELETE)
1:02:21 - Aggregations (COUNT, SUM, AVG, GROUP BY)
1:12:39 - Message from Faisal

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📚 IS VIDEO MEIN AAP SIKHENGE:

✅ Database kya hai aur kyun zaroori hai
✅ DBMS (Database Management System)
✅ SQL vs NoSQL overview
✅ MySQL aur PostgreSQL setup
✅ CRUD operations with SQL
✅ SELECT queries with WHERE clause
✅ Aggregate functions (COUNT, SUM, AVG, MIN, MAX)
✅ GROUP BY & HAVING clause
✅ Real-world query examples

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🎯 KEY CONCEPTS:

🔹 Database Fundamentals
• Data vs Information
• Database types (Relational, NoSQL)
• DBMS role & importance
• ACID properties

🔹 Popular Database Vendors
• MySQL (Open source, widely used)
• PostgreSQL (Advanced features)
• Oracle (Enterprise level)
• MongoDB (NoSQL)
• SQL Server (Microsoft)

🔹 SQL Basics
• DDL (Data Definition Language)
• DML (Data Manipulation Language)
• SELECT queries
• Filtering with WHERE
• Sorting with ORDER BY

🔹 Aggregation Functions
• COUNT(*) - Total records
• SUM() - Total sum
• AVG() - Average value
• MIN() / MAX() - Min/Max values
• GROUP BY - Grouping data
• HAVING - Filtering groups

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Video notes: [COMING SOON]
Video Details + Syllabus + Study Plan: https://docs.google.com/spreadsheets/...
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