The target of SQL tuning is the improvement of the existing execution plan. The authors discuss the removal of brakes in the execution plan. Such "brakes" or bottlenecks can be recognized by a formal analysis of the execution plan. For this purpose no data model knowledge is needed. This is especially beneficial for database administrators because they are usually not or insufficiently familiar with the data model.
Books Guide: IT Operations
List of books available on the topic of IT Operations.
Software Testing Training Week Raleigh-Durham
Specialized training for QA, test, and software professionals
DevOps Week Chicago
Hands-on DevOps technical and leadership training
Software Testing Conference in Anaheim
Software Testing Conference in Toronto