Module mz_transform::fusion

Transformations that fuse together others of their kind.

Modules

filter

Fuses multiple Filter operators into one; deduplicates predicates.

flatmap_to_map

Turns FlatMap into Map if only one row is produced by flatmap.

join

Fuses multiple Join operators into one Join operator.

map

Fuses a sequence of Map operators in to one Map operator.

negate

Fuses a sequence of Negate operators in to one or zero Negate operators.

project

Fuses Project operators with parent operators when possible.

reduce

Fuses reduce operators with parent operators if possible.

top_k

Fuses a sequence of TopK operators in to one TopK operator

union

Fuses multiple Union operators into one.