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authorvitalyisaev <vitalyisaev@ydb.tech>2023-11-14 09:58:56 +0300
committervitalyisaev <vitalyisaev@ydb.tech>2023-11-14 10:20:20 +0300
commitc2b2dfd9827a400a8495e172a56343462e3ceb82 (patch)
treecd4e4f597d01bede4c82dffeb2d780d0a9046bd0 /contrib/clickhouse/src/Storages/MergeTree/MergeTreeIndexMinMax.h
parentd4ae8f119e67808cb0cf776ba6e0cf95296f2df7 (diff)
downloadydb-c2b2dfd9827a400a8495e172a56343462e3ceb82.tar.gz
YQ Connector: move tests from yql to ydb (OSS)
Перенос папки с тестами на Коннектор из папки yql в папку ydb (синхронизируется с github).
Diffstat (limited to 'contrib/clickhouse/src/Storages/MergeTree/MergeTreeIndexMinMax.h')
-rw-r--r--contrib/clickhouse/src/Storages/MergeTree/MergeTreeIndexMinMax.h89
1 files changed, 89 insertions, 0 deletions
diff --git a/contrib/clickhouse/src/Storages/MergeTree/MergeTreeIndexMinMax.h b/contrib/clickhouse/src/Storages/MergeTree/MergeTreeIndexMinMax.h
new file mode 100644
index 0000000000..ec9eca77c1
--- /dev/null
+++ b/contrib/clickhouse/src/Storages/MergeTree/MergeTreeIndexMinMax.h
@@ -0,0 +1,89 @@
+#pragma once
+
+#include <Storages/MergeTree/MergeTreeIndices.h>
+#include <Storages/MergeTree/MergeTreeData.h>
+#include <Storages/MergeTree/KeyCondition.h>
+
+#include <memory>
+
+
+namespace DB
+{
+
+struct MergeTreeIndexGranuleMinMax final : public IMergeTreeIndexGranule
+{
+ MergeTreeIndexGranuleMinMax(const String & index_name_, const Block & index_sample_block_);
+ MergeTreeIndexGranuleMinMax(
+ const String & index_name_,
+ const Block & index_sample_block_,
+ std::vector<Range> && hyperrectangle_);
+
+ ~MergeTreeIndexGranuleMinMax() override = default;
+
+ void serializeBinary(WriteBuffer & ostr) const override;
+ void deserializeBinary(ReadBuffer & istr, MergeTreeIndexVersion version) override;
+
+ bool empty() const override { return hyperrectangle.empty(); }
+
+ String index_name;
+ Block index_sample_block;
+ std::vector<Range> hyperrectangle;
+};
+
+
+struct MergeTreeIndexAggregatorMinMax final : IMergeTreeIndexAggregator
+{
+ MergeTreeIndexAggregatorMinMax(const String & index_name_, const Block & index_sample_block);
+ ~MergeTreeIndexAggregatorMinMax() override = default;
+
+ bool empty() const override { return hyperrectangle.empty(); }
+ MergeTreeIndexGranulePtr getGranuleAndReset() override;
+ void update(const Block & block, size_t * pos, size_t limit) override;
+
+ String index_name;
+ Block index_sample_block;
+ std::vector<Range> hyperrectangle;
+};
+
+
+class MergeTreeIndexConditionMinMax final : public IMergeTreeIndexCondition
+{
+public:
+ MergeTreeIndexConditionMinMax(
+ const IndexDescription & index,
+ const SelectQueryInfo & query_info,
+ ContextPtr context);
+
+ bool alwaysUnknownOrTrue() const override;
+
+ bool mayBeTrueOnGranule(MergeTreeIndexGranulePtr idx_granule) const override;
+
+ ~MergeTreeIndexConditionMinMax() override = default;
+private:
+ DataTypes index_data_types;
+ KeyCondition condition;
+};
+
+
+class MergeTreeIndexMinMax : public IMergeTreeIndex
+{
+public:
+ explicit MergeTreeIndexMinMax(const IndexDescription & index_)
+ : IMergeTreeIndex(index_)
+ {}
+
+ ~MergeTreeIndexMinMax() override = default;
+
+ MergeTreeIndexGranulePtr createIndexGranule() const override;
+ MergeTreeIndexAggregatorPtr createIndexAggregator() const override;
+
+ MergeTreeIndexConditionPtr createIndexCondition(
+ const SelectQueryInfo & query, ContextPtr context) const override;
+
+ bool mayBenefitFromIndexForIn(const ASTPtr & node) const override;
+
+ const char* getSerializedFileExtension() const override { return ".idx2"; }
+ MergeTreeIndexFormat getDeserializedFormat(const IDataPartStorage & data_part_storage, const std::string & path_prefix) const override; /// NOLINT
+};
+
+}