tustvold commented on code in PR #4582:
URL: https://github.com/apache/arrow-datafusion/pull/4582#discussion_r1045769561
##########
datafusion-examples/examples/simple_udaf.rs:
##########
@@ -108,10 +107,10 @@ impl Accumulator for GeometricMean {
// This function serializes our state to `ScalarValue`, which DataFusion
uses
// to pass this state between execution stages.
// Note that this can be arbitrary data.
- fn state(&self) -> Result<Vec<AggregateState>> {
+ fn state(&self) -> Result<Vec<ScalarValue>> {
Review Comment:
Eventually it might be nice to change this to be `ArrayRef` or something,
but we will see what shakes out of
https://github.com/apache/arrow-datafusion/issues/2723
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