 
| Name | Description | Type | Package | Framework | 
| RelOptPlanner | A RelOptPlanner is a query optimizer: it transforms a relational expression into a semantically equivalent relational expression, according to | Interface | org.apache.calcite.plan | Calcite | 
| RelOptPlanner .CannotPlanException | Thrown by RelOptPlanner. | Class | org.apache.calcite.plan.RelOptPlanner | Calcite | 
| RelOptPlanner .Executor | Can reduce expressions, writing a literal for each into a list. | Interface | org.apache.calcite.plan.RelOptPlanner | Calcite |