ClickHouse/src/Storages/System/StorageSystemFormats.cpp
2020-04-03 18:14:31 +03:00

33 lines
1.1 KiB
C++

#include <DataTypes/DataTypeString.h>
#include <DataTypes/DataTypesNumber.h>
#include <Formats/FormatFactory.h>
#include <Storages/System/StorageSystemFormats.h>
namespace DB
{
NamesAndTypesList StorageSystemFormats::getNamesAndTypes()
{
return {
{"name", std::make_shared<DataTypeString>()},
{"is_input", std::make_shared<DataTypeUInt8>()},
{"is_output", std::make_shared<DataTypeUInt8>()},
};
}
void StorageSystemFormats::fillData(MutableColumns & res_columns, const Context &, const SelectQueryInfo &) const
{
const auto & formats = FormatFactory::instance().getAllFormats();
for (const auto & pair : formats)
{
const auto & [format_name, creators] = pair;
UInt64 has_input_format(creators.input_creator != nullptr || creators.input_processor_creator != nullptr);
UInt64 has_output_format(creators.output_creator != nullptr || creators.output_processor_creator != nullptr);
res_columns[0]->insert(format_name);
res_columns[1]->insert(has_input_format);
res_columns[2]->insert(has_output_format);
}
}
}