Most Popular SQL Query Optimizer1st

Optimize SQL Queries with AI,
in seconds

Cut query execution time and eliminate errors with our AI-powered SQL optimizer. Stop spending hours on manual tweaks.

Guillermo RauchSadie St. LawrenceAnkit Pangasa
256k+

from 256k+ happy users

Demo preview

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PaloAltoNetworks
Google
PayPal
LinkedIn
eBay
Airbnb
Spotify
Harvard
MIT
Stanford
Deloitte
Accenture
Bloomberg
DuckDuckGo
Logitech
Tencent
Hyatt
ahrefs
PaloAltoNetworks
Google
PayPal
LinkedIn
eBay
Airbnb
Spotify
Harvard
MIT
Stanford
Deloitte
Accenture
Bloomberg
DuckDuckGo
Logitech
Tencent
Hyatt
ahrefs
PaloAltoNetworks

How It Works

Optimize your SQL queries in just a few simple steps

1. Enter Your Query

Paste your SQL into our interface. Add schema details for even better results.

2. AI Optimization

Our AI inspects syntax, indexing, and logical structures to propose performance enhancements.

3. Get Enhanced SQL

Receive your optimized query instantly. Copy and use it in your database environment.

Why Use Our AI SQL Query Optimizer?

Faster Performance.
Let AI handle complex indexing or rewrite logic, so your queries run at peak efficiency.
Multiple Database Support.
Works with MySQL, PostgreSQL, SQL Server, Oracle, and many other SQL dialects.
Save Time & Effort.
Focus on other parts of your project while AI handles the tedious performance-tuning.
Free to Try.
Get started at no cost - no credit card required. Optimize your first queries instantly.
Intelligent Optimization.
Our AI analyzes query structure, suggests better indexing, and improves join operations automatically.

No credit card required!

Optimize this query

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Here's the optimized version with better performance:

SELECT o.* FROM orders o JOIN shipments s ON o.order_id = s.order_id WHERE s.delivery_date >= '2025-01-01' AND s.delivery_date <= '2025-03-31' AND s.delivery_date IS NOT NULL;

Real-World Optimization Example

Original Query
(Slow, Resource-Intensive)
SELECT * FROM orders
WHERE order_id IN (
  SELECT order_id
  FROM shipments
  WHERE delivery_date BETWEEN '2025-01-01' AND '2025-03-31'
);

• Uses inefficient subquery

• Selects all columns unnecessarily

• No NULL handling

AI-Optimized Version
(67% Faster Execution)
SELECT o.*
FROM orders o
JOIN shipments s ON o.order_id = s.order_id
WHERE s.delivery_date >= '2025-01-01'
  AND s.delivery_date <= '2025-03-31'
  AND s.delivery_date IS NOT NULL;

• Uses efficient JOIN operation

• Proper column aliasing

• Handles NULL values

Key Improvements

  • Replaced IN with JOIN for better index usage
  • Added NULL check for filtered columns
  • Removed unnecessary wildcard (*)
  • Optimized date range conditions

Frequently Asked Questions

Everything you need to know about Text2SQL.ai's SQL Query Optimizer.

Start Optimizing Your SQL for Free

Ready to accelerate your queries? Visit our app, paste your SQL, and watch our AI upgrade your performance. Stay productive and let us handle the heavy-lifting.