Class Summary |
ImplicitSplitInserter |
|
LogicalOptimizer |
An optimizer for logical plans. |
LogicalTransformer |
|
OpLimitOptimizer |
A visitor to discover if any schema has been specified for a file being
loaded. |
PushDownForeachFlatten |
A visitor to discover if a foreach with flatten(s) can be pushed as low down the tree as
possible. |
PushUpFilter |
A visitor to discover if a filter can be pushed as high up the tree as
possible. |
SchemaCalculator |
A visitor to reset all the schemas in a logical plan. |
SchemaRemover |
A visitor to reset all the schemas in a logical plan. |
StreamOptimizer |
A visitor to optimize in the following scenario with
streaming:
Optimize when LOAD precedes STREAM and the loader class
is the same as the serializer for the STREAM. |
TypeCastInserter |
A visitor to discover if any schema has been specified for a file being
loaded. |