How do you skip databases with Ola.Hallengren's scripts?
Sure can.  In the job, you'll see @Databases='USER_DATABASES'.  Just switch it to @Databases='USER_DATABASES,-Db1' any that you don't need to be optimized, place a '-' in front of.



Take a look at the parameters list listed on his website:

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