| 1 | #pragma once |
|---|---|
| 2 | |
| 3 | #include <Interpreters/BloomFilter.h> |
| 4 | #include <Storages/MergeTree/MergeTreeIndices.h> |
| 5 | #include <Storages/MergeTree/MergeTreeIndexGranuleBloomFilter.h> |
| 6 | #include <Storages/MergeTree/MergeTreeIndexAggregatorBloomFilter.h> |
| 7 | |
| 8 | namespace DB |
| 9 | { |
| 10 | |
| 11 | class MergeTreeIndexBloomFilter : public IMergeTreeIndex |
| 12 | { |
| 13 | public: |
| 14 | MergeTreeIndexBloomFilter( |
| 15 | const String & name_, const ExpressionActionsPtr & expr_, const Names & columns_, const DataTypes & data_types_, |
| 16 | const Block & header_, size_t granularity_, size_t bits_per_row_, size_t hash_functions_); |
| 17 | |
| 18 | MergeTreeIndexGranulePtr createIndexGranule() const override; |
| 19 | |
| 20 | MergeTreeIndexAggregatorPtr createIndexAggregator() const override; |
| 21 | |
| 22 | MergeTreeIndexConditionPtr createIndexCondition(const SelectQueryInfo & query_info, const Context & context) const override; |
| 23 | |
| 24 | bool mayBenefitFromIndexForIn(const ASTPtr & node) const override; |
| 25 | |
| 26 | private: |
| 27 | size_t bits_per_row; |
| 28 | size_t hash_functions; |
| 29 | }; |
| 30 | |
| 31 | } |
| 32 |