| 30 | |
| 31 | template <typename RunEndCType> |
| 32 | int64_t LogicalNullCount(const ArraySpan& span) { |
| 33 | const auto& values = ValuesArray(span); |
| 34 | const auto& values_bitmap = values.buffers[0].data; |
| 35 | int64_t null_count = 0; |
| 36 | |
| 37 | RunEndEncodedArraySpan<RunEndCType> ree_span(span); |
| 38 | auto end = ree_span.end(); |
| 39 | for (auto it = ree_span.begin(); it != end; ++it) { |
| 40 | const bool is_null = |
| 41 | values_bitmap && |
| 42 | !bit_util::GetBit(values_bitmap, values.offset + it.index_into_array()); |
| 43 | if (is_null) { |
| 44 | null_count += it.run_length(); |
| 45 | } |
| 46 | } |
| 47 | return null_count; |
| 48 | } |
| 49 | |
| 50 | } // namespace |
| 51 |
no test coverage detected