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97f2a2213e
* Move some code outside dbms/src folder * Fix paths
60 lines
1.7 KiB
C++
60 lines
1.7 KiB
C++
#include "ProfileEventsExt.h"
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#include <Common/typeid_cast.h>
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#include <Columns/ColumnsNumber.h>
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#include <Columns/ColumnString.h>
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#include <Columns/ColumnArray.h>
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#include <DataTypes/DataTypesNumber.h>
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#include <DataTypes/DataTypeString.h>
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#include <DataTypes/DataTypeArray.h>
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namespace ProfileEvents
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{
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/// Put implementation here to avoid extra linking dependencies for clickhouse_common_io
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void dumpToArrayColumns(const Counters & counters, DB::IColumn * column_names_, DB::IColumn * column_values_, bool nonzero_only)
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{
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/// Convert ptr and make simple check
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auto column_names = (column_names_) ? &typeid_cast<DB::ColumnArray &>(*column_names_) : nullptr;
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auto column_values = (column_values_) ? &typeid_cast<DB::ColumnArray &>(*column_values_) : nullptr;
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size_t size = 0;
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for (Event event = 0; event < Counters::num_counters; ++event)
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{
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UInt64 value = counters[event].load(std::memory_order_relaxed);
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if (nonzero_only && 0 == value)
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continue;
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++size;
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if (column_names)
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{
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const char * desc = ProfileEvents::getName(event);
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column_names->getData().insertData(desc, strlen(desc));
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}
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if (column_values)
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column_values->getData().insert(value);
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}
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if (column_names)
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{
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auto & offsets = column_names->getOffsets();
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offsets.push_back(offsets.back() + size);
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}
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if (column_values)
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{
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/// Nested columns case
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bool the_same_offsets = column_names && column_names->getOffsetsPtr().get() == column_values->getOffsetsPtr().get();
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if (!the_same_offsets)
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{
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auto & offsets = column_values->getOffsets();
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offsets.push_back(offsets.back() + size);
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}
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}
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}
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}
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