# SQL

- [Basics](/sql/basics.md)
- [Joins](/sql/joins.md)
- [Temporary Datasets](/sql/temporary-datasets.md): A summary of Temp Table vs Table variable vs CTE
- [Windows Functions](/sql/windows-functions.md)
- [Time](/sql/time.md)
- [Functions & Stored Proc](/sql/functions.md)
- [Index](/sql/index.md)
- [Performance Tuning](/sql/performance-tuning.md)
- [Problems](/sql/problems.md)