| 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 | 
