Optimize Query Performance with Statistics in Azure Synapse Dedicated SQL Pool | Step-by-Step

Welcome to Azure Synapse Analytics Tutorial for beginners to Advance users
In this 36th video of our Azure Synapse Analytics series, we’ll show you how to optimize query performance using statistics in Azure Synapse Dedicated SQL Pool — with a complete step-by-step demonstration.

🔍 In this video, you’ll learn:

What statistics are and why they matter in query optimization

How statistics affect the query execution plan in Synapse

When and how to create or update statistics manually

The difference between auto-created and user-created statistics

Using UPDATE STATISTICS for better performance

Best practices for maintaining accurate statistics

Real-world performance improvement tips using statistics

If you're working with large datasets in Azure Synapse, mastering statistics is crucial for improving query speed and resource efficiency.

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