AND, OR, NOT – The Secret Behind Complex Filtering in SQL

Описание: #knowledge360 #akramsohail #akramsohailproject
You Are Hearty Welcomed To My Channel Knowledge 360. Here I post technical videos, mainly related to computer science and programming. I am posting project videos with coding explanations. I make tutorial videos on Technical Topics. Stay Connected, Stay Tuned, and Study Smart.
Knowledge 360 (Akram Sohail)

Please help me get that beautiful YouTube Silver button. Do subscribe to the channel if my video was helpful. ❤

📌 Subscribe for more tutorials:    / @knowledge360channel  

Best PostgreSQL Tutorial -    • Best PostgreSQL Tutorial  
Best PostgreSQL Tutorial Shorts -    • PostgreSQL Full Playlist Shorts  

Learn how to use logical operators AND, OR, NOT in PostgreSQL’s WHERE clause to create powerful SQL queries with efficient data filtering.

Follow me on Social Media
--------------------------------------------------
Instagram -   / akkubakku007  
WhatsApp - https://wa.me/+919090484904
LinkedIn -   / akram-sohail-499489131  
Skype - https://join.skype.com/invite/snliyul...
Google+ - https://plus.google.com/u/0/116728183...
Blog - https://knowledge360blog.blogspot.in/

Business/Mentorship/Projects - [email protected]
Watch Complete Video -    • The WHERE Clause in Table Expressions || Q...  
Blog - https://knowledge360blog.blogspot.com...
Notes - https://drive.google.com/file/d/1jKHx...

Description
🚀 Master Logical Operators (AND, OR, NOT) in PostgreSQL’s WHERE Clause! 🔍

Want to filter data like a pro in SQL? Understanding logical operators AND, OR, and NOT is crucial for writing complex and efficient queries in PostgreSQL. These operators help you refine your searches, retrieve specific results, and avoid unnecessary data. In this tutorial, we break down how to use logical conditions effectively to optimize your database queries.

🔹 What You’ll Learn in This Video:
✅ How AND, OR, and NOT work in the WHERE clause
✅ Combining multiple conditions to filter data efficiently
✅ When to use AND vs. OR for query optimization
✅ How NOT helps exclude unwanted records
✅ Avoiding common logical operator mistakes
✅ Using parentheses for complex filtering logic

💡 SQL Examples Covered:
✔ Retrieve employees in IT or HR departments (OR)
✔ Find employees with high salaries in a specific department (AND)
✔ Exclude certain records using NOT IN and NOT EXISTS
✔ Combine AND, OR, and NOT for complex filtering
✔ Use parentheses to structure conditions properly

🎯 Who Should Watch?
🔹 SQL Beginners & Advanced Users
🔹 Data Analysts & Database Administrators
🔹 Developers Working with PostgreSQL

📌 Next Video: EXISTS vs. NOT EXISTS – Key Differences Explained in PostgreSQL

📢 Like, Share & Subscribe for more PostgreSQL tutorials! 🚀

#PostgreSQL #SQLQueries #LogicalOperators #WHEREClause #SQLFiltering #AdvancedSQL #PostgreSQLTraining #SQLOptimization #SQLBestPractices #SQLDatabase