PostgreSQL Views Tutorial | Create, Modify & Drop Views | Best Practices & Use Cases
Welcome back to Dev Portal!
In this tutorial, we'll cover everything you need to know about Views in PostgreSQL. Views in PostgreSQL help simplify complex queries, enhance security, and improve data abstraction.
We will cover:
1. What is a View and why should you use it?
2. How to create, modify, and drop views in PostgreSQL
3. Granting & revoking access to views
4. Advantages of using views (performance, security, abstraction)
5. Common mistakes to avoid when working with views
6. Practical real-world examples, including joining multiple tables in a view
By the end of this tutorial, you'll be able to efficiently work with Views in PostgreSQL and optimize your database queries.
SQL Queries & Examples Used in This Video – https://github.com/nakulmitra/databas...
Next Video: Materialized Views in PostgreSQL – Stay Tuned
Timestamps:
00:00 - Introduction
00:27 - What is a View and why we need to use them?
01:20 - Creating a View
03:38 - Accessing View
04:52 - Granting access to other user for view
07:36 - Interview Question: Why we need to create View?
08:06 - Modifying a View
08:41 - Dropping a View
09:20 - Advantages of Using Views
12:12 - Practical Example - Joining Tables in a View
15:13 - Common Mistakes to Avoid
16:10 - Summary
Have questions? Drop them in the comments!
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