1. Use the SQL Server Index Tuning Wizard:
The Index Tuning Wizard is a tool that helps optimize query performance by suggesting indexes that you can create to improve the performance of your queries.
2. Use Query Store and Query Performance Insights:
Query Store and Query Performance Insights are two new features of SQL Server that allow you to quickly identify and troubleshoot query performance issues.
3. Use good naming conventions:
Use good naming conventions for your tables and columns to make it easier to read and understand your queries.
4. Ensure your query is using the right indexes:
Make sure your query is using the right indexes to improve query performance.
5. Use query hints to override query optimization:
Query hints are a way to override the query optimization process and force SQL Server to use a specific index or join type.
6. Use stored procedures instead of ad-hoc queries:
Stored procedures can improve query performance by caching the query plan and reducing the amount of time it takes for the query to execute.
7. Monitor and troubleshoot long-running queries:
Monitor long-running queries and troubleshoot them to improve performance.
8. Optimize your server hardware:
Make sure your server hardware is optimized for the type of queries you are running.
9. Monitor and tune blocking:
Monitor and tune blocking to prevent queries from being blocked.
10. Use the latest version of SQL Server:
Always make sure you are running the latest version of SQL Server to take advantage of the latest performance enhancements.
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