What is the current state of building aggregators that have complex state via UDFs?
Is it possible to define multi-level aggregators in a UDF? Can the output of a UDF be a byte array? (these are three different questions)
What is the current state of building aggregators that have complex state via UDFs?
Is it possible to define multi-level aggregators in a UDF? Can the output of a UDF be a byte array? (these are three different questions)