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72 lines
1.6 KiB
C++
72 lines
1.6 KiB
C++
#pragma once
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#include <Interpreters/SystemLog.h>
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namespace DB
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{
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struct PartLogElement
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{
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enum Type
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{
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NEW_PART = 1,
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MERGE_PARTS = 2,
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DOWNLOAD_PART = 3,
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REMOVE_PART = 4,
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MUTATE_PART = 5,
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};
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Type event_type = NEW_PART;
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time_t event_time = 0;
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UInt64 duration_ms = 0;
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String database_name;
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String table_name;
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String part_name;
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String partition_id;
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/// Size of the part
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UInt64 rows = 0;
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/// Size of files in filesystem
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UInt64 bytes_compressed_on_disk = 0;
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/// Makes sense for merges and mutations.
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Strings source_part_names;
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UInt64 bytes_uncompressed = 0;
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UInt64 rows_read = 0;
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UInt64 bytes_read_uncompressed = 0;
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/// Was the operation successful?
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UInt16 error = 0;
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String exception;
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static std::string name() { return "PartLog"; }
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static Block createBlock();
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void appendToBlock(Block & block) const;
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};
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struct MergeTreeDataPart;
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/// Instead of typedef - to allow forward declaration.
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class PartLog : public SystemLog<PartLogElement>
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{
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using SystemLog<PartLogElement>::SystemLog;
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using MutableDataPartPtr = std::shared_ptr<MergeTreeDataPart>;
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using MutableDataPartsVector = std::vector<MutableDataPartPtr>;
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public:
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/// Add a record about creation of new part.
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static bool addNewPart(Context & context, const MutableDataPartPtr & part, UInt64 elapsed_ns,
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const ExecutionStatus & execution_status = {});
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static bool addNewParts(Context & context, const MutableDataPartsVector & parts, UInt64 elapsed_ns,
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const ExecutionStatus & execution_status = {});
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};
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}
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