Module aggregate

Deprecate Warning:

This module is deprecated and will be removed in the future. All UDAF implementation here are not maintained and should not be used before they are refactored into the src/aggr version.

Structs

• AggregateFunctionMeta
  AggregateFunctionMeta dynamically creates AggregateFunctionCreator.
• AggregateFunctions 🔒

Type Aliases

• AggregateFunctionMetaRef
• AggregatorCreatorFunction 🔒
  A function creates AggregateFunctionCreator. “Aggregator” is AggregatorFunction. Since the later one is long, we named an short alias for it. The two names might be used interchangeably.