Reporter: Ian Cook / @ianmcook
Assignee: Nicola Crane / @thisisnic

Related issues:

• [R] Binding for n_distinct() with no grouping (is related to)
• [R] Bindings for count aggregation (is related to)
• [C++] Implement ScalarAggregateOptions for count_distinct (grouped) (is related to)
• [R] Rename na.min_count to min_count and na.rm to skip_nulls (is related to)
• [C++][Compute] Implement count_distinct/distinct hash aggregate kernels (depends upon)

PRs and other links:

• GitHub Pull Request #11009

_{Note: This issue was originally created as ARROW-13620. Please see the migration documentation for further details.}