| RcppNarrow-package | First Steps Around 'narrow' |
| describeArrowArray | Describe An Arrow Array |
| describeArrowSchema | Describe An Arrow Schema |
| extract_null_count | Count Null Elements in Arrow Object |
| narrow_array_info | Call array info |
| print_uint64 | Print uint64_t vector |
| RcppNarrow | First Steps Around 'narrow' |