Fix functions with low cardinality argument and array result #3651
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Felixoid
deleted the
fix-functions-with-low-cardinality-argument-and-array-result
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Alex-Cheng
reviewed
Feb 4, 2024
| if (canBeExecutedOnLowCardinalityDictionary() && has_low_cardinality | ||
| && num_full_low_cardinality_columns <= 1 && num_full_ordinary_columns == 0) | ||
| return std::make_shared<DataTypeLowCardinality>(getReturnTypeWithoutLowCardinality(args_without_low_cardinality)); | ||
| && num_full_low_cardinality_columns <= 1 && num_full_ordinary_columns == 0 |
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If num_full_low_cardinality_columns equals to 0, is it suitable to convert result type to LowCardinality?
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