7 Advanced SQL Tips and Tricks | Query Optimization and Performance Tuning
Most developers hit a slow query and add an index. That's not SQL performance tuning —that's guessing. This tutorial covers 7 advanced SQL query optimization tricks that work
in real production systems.
Learn how SQL execution plans, index design, and set-based logic combine to eliminate the
most common performance killers — from non-sargable predicates to full table scans,
unnecessary sorts, and unscaled queries.
✅ Trick #1 — Write index-friendly WHERE clauses and avoid the function trap
✅ Trick #2 — Parameterized queries and bind variables for execution plan reuse
✅ Trick #3 — How to read execution plans using EXPLAIN PLAN and DBMS_XPLAN
✅ Trick #4 — Design the right index: B-tree, bitmap, composite, and function-based
✅ Trick #5 — Set-based SQL and window/analytic functions vs. row-by-row processing
✅ Trick #6 — Eliminate unnecessary DISTINCT, UNION, and hidden sort operations
✅ Trick #7 — Partitioning and materialized views for database optimization at scale
Whether you're a developer writing SQL daily or preparing for a data analyst interview,
these advanced SQL techniques are what senior engineers actually use in production — not
theory, not syntax, but real query optimization that makes systems faster and more
scalable.
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
🔗 RESOURCES
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
📖 Free SQL & Oracle Tutorials → https://RebellionRider.com
💼 Paid Training Sessions → https://www.dataprofy.com/sqltraining/
📘 My Book (mentioned in this video) → https://dataprofy.com/product-category/ebook/
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
📱 CONNECT
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
https://www.instagram.com/RebellionRider/
https://www.facebook.com/TheRebellionRider/
https://twitter.com/RebellionRider
https://www.linkedin.com/in/mannbhardwaj/
►►►Camera Gears
https://www.amazon.in/shop/manishsharma?listId=DU9UM0XL97KM&ref=idea_share_inf
#AdvancedSQL #SQLPerformanceTuning #SQLQueryOptimization #DatabaseOptimization #SQLTutorial
=============================
►►►AFFILIATE DISCLOSURE:
=============================
Some of the links used in the description will direct you to Amazon.in. As an Amazon Associate, I earn from qualifying purchases at no additional cost to you.
#RebellionRider
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
🕒 TIMESTAMPS
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
00:00 Introduction
00:37 Trick 1: Index-Friendly Predicates (Fixing the WHERE Clause)
03:22 Trick 2: Parameterized Queries (Bind Variables)
05:35 Trick 3: Reading the Execution Plan
07:42 Trick 4: Choosing the Right Index
09:34 Trick 5: Thinking in Sets (Not Rows) & Window Functions
11:15 📘 SQL Book Recommendation
11:37 Trick 6: Avoiding Unnecessary Work (DISTINCT vs. UNION ALL)
13:08 Trick 7: Data Design (Partitioning & Materialized Views)
15:39 Summary & Conclusion (Mastering SQL Window Functions)
16:07 📘 SQL Book Recommendation Receive SMS online on sms24.me
TubeReader video aggregator is a website that collects and organizes online videos from the YouTube source. Video aggregation is done for different purposes, and TubeReader take different approaches to achieve their purpose.
Our try to collect videos of high quality or interest for visitors to view; the collection may be made by editors or may be based on community votes.
Another method is to base the collection on those videos most viewed, either at the aggregator site or at various popular video hosting sites.
TubeReader site exists to allow users to collect their own sets of videos, for personal use as well as for browsing and viewing by others; TubeReader can develop online communities around video sharing.
Our site allow users to create a personalized video playlist, for personal use as well as for browsing and viewing by others.
@YouTubeReaderBot allows you to subscribe to Youtube channels.
By using @YouTubeReaderBot Bot you agree with YouTube Terms of Service.
Use the @YouTubeReaderBot telegram bot to be the first to be notified when new videos are released on your favorite channels.
Look for new videos or channels and share them with your friends.
You can start using our bot from this video, subscribe now to 7 Advanced SQL Tips and Tricks | Query Optimization and Performance Tuning
What is YouTube?
YouTube is a free video sharing website that makes it easy to watch online videos. You can even create and upload your own videos to share with others. Originally created in 2005, YouTube is now one of the most popular sites on the Web, with visitors watching around 6 billion hours of video every month.
