ClickHouse/src/Storages/System/StorageSystemAsynchronousMetrics.cpp
2022-11-15 12:00:02 +00:00

37 lines
1.1 KiB
C++

#include <DataTypes/DataTypeString.h>
#include <DataTypes/DataTypesNumber.h>
#include <Common/AsynchronousMetrics.h>
#include <Storages/System/StorageSystemAsynchronousMetrics.h>
namespace DB
{
NamesAndTypesList StorageSystemAsynchronousMetrics::getNamesAndTypes()
{
return {
{"metric", std::make_shared<DataTypeString>()},
{"value", std::make_shared<DataTypeFloat64>()},
{"description", std::make_shared<DataTypeString>()},
};
}
StorageSystemAsynchronousMetrics::StorageSystemAsynchronousMetrics(const StorageID & table_id_, const AsynchronousMetrics & async_metrics_)
: IStorageSystemOneBlock(table_id_), async_metrics(async_metrics_)
{
}
void StorageSystemAsynchronousMetrics::fillData(MutableColumns & res_columns, ContextPtr, const SelectQueryInfo &) const
{
auto async_metrics_values = async_metrics.getValues();
for (const auto & name_value : async_metrics_values)
{
res_columns[0]->insert(name_value.first);
res_columns[1]->insert(name_value.second.value);
res_columns[2]->insert(name_value.second.documentation);
}
}
}