Module correlation 

Correlation: correlation sample aggregations.

Structs

Correlation

CorrelationAccumulator

An accumulator to compute correlation

CorrelationGroupsAccumulator

Functions

accumulate_correlation_states 🔒

Specialized version of accumulate_multiple for correlation’s merge_batch

corr

Correlation between two numeric values.

corr_udaf

AggregateFunction that returns a AggregateUDF for Correlation