| 75 | } |
| 76 | |
| 77 | void generateDataForBits(uint64_t numValues, int64_t start, int64_t delta, bool random, |
| 78 | int64_t* data, uint8_t bitWidth, uint64_t numNulls = 0, |
| 79 | char* notNull = nullptr) { |
| 80 | int64_t max = pow(2, bitWidth); |
| 81 | if (numNulls != 0 && notNull != nullptr) { |
| 82 | memset(notNull, 1, numValues); |
| 83 | while (numNulls > 0) { |
| 84 | uint64_t pos = static_cast<uint64_t>(std::rand()) % numValues; |
| 85 | if (notNull[pos]) { |
| 86 | notNull[pos] = static_cast<char>(0); |
| 87 | --numNulls; |
| 88 | } |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | for (uint64_t i = 0; i < numValues; ++i) { |
| 93 | if (notNull == nullptr || notNull[i]) { |
| 94 | if (!random) { |
| 95 | data[i] = start + delta * static_cast<int64_t>(i); |
| 96 | } else { |
| 97 | data[i] = std::rand() % max; |
| 98 | } |
| 99 | } |
| 100 | } |
| 101 | } |
| 102 | |
| 103 | void printBar(const char* testName, int64_t offset, int64_t total) { |
| 104 | int64_t n = offset * 100 / total; |