Optimizer
The optimizer is responsible to find the best execution plan
for a given query.
| Methods |
|---|
| double |
getCost()
|
| double |
getCost()
|
| TableFilter |
getTopFilter()
|
| TableFilter |
getTopFilter()
|
| void |
optimize(boolean parse)
Calculate the best query plan to use.
|
| void |
optimize(boolean parse)
Calculate the best query plan to use.
Parameters:
parse - If we do not need to really get the best plan because it is
a view parsing stage.
|