#include <Interpreters/BackgroundSchedulePoolLog.h>

#include <base/getFQDNOrHostName.h>

#include <Common/DateLUTImpl.h>

#include <DataTypes/DataTypeLowCardinality.h>

#include <DataTypes/DataTypesNumber.h>

#include <DataTypes/DataTypeDateTime.h>

#include <DataTypes/DataTypeDateTime64.h>

#include <DataTypes/DataTypeDate.h>

#include <DataTypes/DataTypeString.h>

#include <DataTypes/DataTypeUUID.h>

namespace DB

{

ColumnsDescription BackgroundSchedulePoolLogElement::getColumnsDescription()

{

auto low_cardinality_string = std::make_shared<DataTypeLowCardinality>(std::make_shared<DataTypeString>());

return ColumnsDescription

{

{"hostname", low_cardinality_string, "Hostname of the server executing the query."},

{"event_date", std::make_shared<DataTypeDate>(), "Event date."},

{"event_time", std::make_shared<DataTypeDateTime>(), "Event time."},

{"event_time_microseconds", std::make_shared<DataTypeDateTime64>(6), "Event time with microseconds precision."},

{"query_id", std::make_shared<DataTypeString>(), "Identifier of the query associated with the background task."},

{"database", low_cardinality_string, "Name of the database."},

{"table", low_cardinality_string, "Name of the table."},

{"table_uuid", std::make_shared<DataTypeUUID>(), "UUID of the table the background task belongs to."},

{"log_name", low_cardinality_string, "Name of the background task."},

{"duration_ms", std::make_shared<DataTypeUInt64>(), "Duration of the task execution in milliseconds."},

{"error", std::make_shared<DataTypeUInt16>(), "The error code of the occurred exception."},

{"exception", std::make_shared<DataTypeString>(), "Text message of the occurred error."},

};

}

NamesAndAliases BackgroundSchedulePoolLogElement::getNamesAndAliases()

{

return {};

}

void BackgroundSchedulePoolLogElement::appendToBlock(MutableColumns & columns) const

{

size_t i = 0;

columns[i++]->insert(getFQDNOrHostName());

columns[i++]->insert(DateLUT::instance().toDayNum(event_time).toUnderType());

columns[i++]->insert(event_time);

columns[i++]->insert(event_time_microseconds);

columns[i++]->insert(query_id);

columns[i++]->insert(database_name);

columns[i++]->insert(table_name);

columns[i++]->insert(table_uuid);

columns[i++]->insert(log_name);

columns[i++]->insert(duration_ms);

columns[i++]->insert(error);

columns[i++]->insert(exception);

}

}