| 83 | |
| 84 | template <TypeKind Kind> |
| 85 | FLATTEN void VectorHasher::hashValues( |
| 86 | const SelectivityVector& rows, |
| 87 | bool mix, |
| 88 | uint64_t* result) { |
| 89 | if (decoded_.isConstantMapping()) { |
| 90 | auto hash = decoded_.isNullAt(rows.begin()) |
| 91 | ? kNullHash |
| 92 | : hashOne<Kind>(decoded_, rows.begin()); |
| 93 | rows.applyToSelected([&](vector_size_t row) { |
| 94 | result[row] = mix ? bits::hashMix(result[row], hash) : hash; |
| 95 | }); |
| 96 | } else if (decoded_.mayHaveNulls()) { |
| 97 | auto hashVec = result; |
| 98 | std::vector<uint64_t> hashVector(rows.end(), kNullHash); |
| 99 | if (mix) { |
| 100 | hashVec = hashVector.data(); |
| 101 | } else { |
| 102 | rows.applyToSelected( |
| 103 | [&](vector_size_t row) { hashVec[row] = kNullHash; }); |
| 104 | } |
| 105 | rows.applyToSelected( |
| 106 | [&](vector_size_t row) { hashVec[row] = hashOne<Kind>(decoded_, row); }, |
| 107 | decoded_.nulls()); |
| 108 | if (mix) { |
| 109 | rows.applyToSelected([&](vector_size_t row) { |
| 110 | result[row] = bits::hashMix(result[row], hashVec[row]); |
| 111 | }); |
| 112 | } |
| 113 | } else { |
| 114 | rows.applyToSelected([&](vector_size_t row) { |
| 115 | auto hash = hashOne<Kind>(decoded_, row); |
| 116 | result[row] = mix ? bits::hashMix(result[row], hash) : hash; |
| 117 | }); |
| 118 | } |
| 119 | } |
| 120 | |
| 121 | template <TypeKind Kind> |
| 122 | bool VectorHasher::makeValueIds( |
nothing calls this directly
no test coverage detected