6. The method according to claim 5 , wherein the performance-oriented parameters comprise any one or more of: response time, average processor (CPU) utilization, sequential Input/Output (I/O) throughput rate, random I/O operations rate, size of the largest n-way table join, memory utilization, and network utilization.
5. The method according to claim 1 , wherein selecting the parameters comprises selecting performance-oriented parameters to monitor during the execution of the query workload.