Module function_stub 

Aggregate function stubs for test in expr / optimizer.

These are used to avoid a dependence on datafusion-functions-aggregate which live in a different crate

Structs

Avg

Testing stub implementation of avg aggregate

Count

Testing stub implementation of COUNT aggregate

Max

Testing stub implementation of MAX aggregate

Min

Testing stub implementation of Min aggregate

Sum

Stub sum used for optimizer testing

Functions

avg

avg_udaf

AggregateFunction that returns a AggregateUDF for Avg

count

count_udaf

AggregateFunction that returns a AggregateUDF for Count

max

max_udaf

AggregateFunction that returns a AggregateUDF for Max

min

min_udaf

AggregateFunction that returns a AggregateUDF for Min

sum

sum_udaf

AggregateFunction that returns a AggregateUDF for Sum