SQL server experts

Personal site

https://medium.com/munchy-bytes/microsoft-sql-server-gurus-you-should-follow-2fce3e5120e4

https://www.brentozar.com/blitz/

https://ola.hallengren.com/sql-server-index-and-statistics-maintenance.html

github

https://github.com/BrentOzarULTD/SQL-Server-First-Responder-Kit/