[Bug](predicate) fix wrong result of AcceptNullPredicate #39497
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clang-tidy review says "All clean, LGTM! 👍" |
yiguolei
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Aug 17, 2024
| } | ||
| // create selected_flags | ||
| uint16_t max_idx = sel[size - 1]; | ||
| std::vector<uint16_t> old_sel(size); |
yiguolei
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Aug 18, 2024
| uint16_t row_idx = sel[i]; | ||
| selected[row_idx] = true; | ||
| } | ||
| for (uint16_t i = 0; i < size; ++i) { |
yiguolei
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Aug 19, 2024
| const auto& nullable_col = assert_cast<const vectorized::ColumnNullable&>(column); | ||
| // call nested predicate evaluate | ||
| uint16_t new_size = _nested->evaluate(nullable_col.get_nested_column(), sel, size); | ||
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sel 1,2,3,7,8,9
sel 1,2,3,4,5,6,7,8,9
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| const auto& nullmap = nullable_col.get_null_map_data(); | ||
| for (uint16_t i = 0; i < size; ++i) { | ||
| flags[i] |= nullmap[sel[i]]; | ||
| flags[i] |= (original_flags[i] && nullmap[sel[i]]); |
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我觉得这里不对吧
是不是应该是 flags[sel[i]] |= (original_flags[sel[i]] && nullmap[sel[i]]);
yiguolei
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Aug 19, 2024
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fix wrong result of AcceptNullPredicate
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## Proposed changes fix wrong result of AcceptNullPredicate
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Proposed changes
fix wrong result of AcceptNullPredicate