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#pragma once
#include <Core/Settings.h>
#include <Core/Block.h>
#include <Interpreters/ClientInfo.h>
#include <base/types.h>
#include <string>
namespace DB
{
class ReadBufferFromFile;
namespace OpenTelemetry
{
struct TracingContextHolder;
using TracingContextHolderPtr = std::unique_ptr<TracingContextHolder>;
}
/// Header for the binary files that are stored on disk for async INSERT into Distributed.
struct DistributedAsyncInsertHeader
{
UInt64 revision = 0;
Settings insert_settings;
std::string insert_query;
ClientInfo client_info;
/// .bin file cannot have zero rows/bytes.
size_t rows = 0;
size_t bytes = 0;
UInt32 shard_num = 0;
std::string cluster;
std::string distributed_table;
std::string remote_table;
/// dumpStructure() of the header -- obsolete
std::string block_header_string;
Block block_header;
static DistributedAsyncInsertHeader read(ReadBufferFromFile & in, Poco::Logger * log);
OpenTelemetry::TracingContextHolderPtr createTracingContextHolder(const char * function, std::shared_ptr<OpenTelemetrySpanLog> open_telemetry_span_log) const;
};
}
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