Actually, there hasn’t been a ** “maxthr – 1″**, I called the first part of this series

*. If you look back at it you’ll see that I set up some system statistics, excluding the*

**“System Stats”***and*

**maxthr***values, and described how the optimizer would calculate the cost of a serial tablescan, then I followed this up with a brief description of how the calculations changed if I hinted the optimizer into a parallel tablescan.*

**slavethr**