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https://github.com/ClickHouse/ClickHouse.git
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89 lines
2.6 KiB
C++
89 lines
2.6 KiB
C++
#include "Progress.h"
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#include <IO/ReadBuffer.h>
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#include <IO/WriteBuffer.h>
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#include <IO/ReadHelpers.h>
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#include <IO/WriteHelpers.h>
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namespace DB
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{
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void ProgressValues::read(ReadBuffer & in, UInt64 server_revision)
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{
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size_t new_read_rows = 0;
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size_t new_read_bytes = 0;
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size_t new_total_rows_to_read = 0;
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size_t new_written_rows = 0;
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size_t new_written_bytes = 0;
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readVarUInt(new_read_rows, in);
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readVarUInt(new_read_bytes, in);
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readVarUInt(new_total_rows_to_read, in);
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if (server_revision >= DBMS_MIN_REVISION_WITH_CLIENT_WRITE_INFO)
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{
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readVarUInt(new_written_rows, in);
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readVarUInt(new_written_bytes, in);
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}
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this->read_rows = new_read_rows;
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this->read_bytes = new_read_bytes;
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this->total_rows_to_read = new_total_rows_to_read;
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this->written_rows = new_written_rows;
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this->written_bytes = new_written_bytes;
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}
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void ProgressValues::write(WriteBuffer & out, UInt64 client_revision) const
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{
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writeVarUInt(this->read_rows, out);
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writeVarUInt(this->read_bytes, out);
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writeVarUInt(this->total_rows_to_read, out);
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if (client_revision >= DBMS_MIN_REVISION_WITH_CLIENT_WRITE_INFO)
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{
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writeVarUInt(this->written_rows, out);
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writeVarUInt(this->written_bytes, out);
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}
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}
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void ProgressValues::writeJSON(WriteBuffer & out) const
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{
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/// Numbers are written in double quotes (as strings) to avoid loss of precision
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/// of 64-bit integers after interpretation by JavaScript.
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writeCString("{\"read_rows\":\"", out);
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writeText(this->read_rows, out);
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writeCString("\",\"read_bytes\":\"", out);
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writeText(this->read_bytes, out);
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writeCString("\",\"written_rows\":\"", out);
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writeText(this->written_rows, out);
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writeCString("\",\"written_bytes\":\"", out);
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writeText(this->written_bytes, out);
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writeCString("\",\"total_rows_to_read\":\"", out);
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writeText(this->total_rows_to_read, out);
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writeCString("\"}", out);
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}
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void Progress::read(ReadBuffer & in, UInt64 server_revision)
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{
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ProgressValues values;
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values.read(in, server_revision);
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read_rows.store(values.read_rows, std::memory_order_relaxed);
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read_bytes.store(values.read_bytes, std::memory_order_relaxed);
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total_rows_to_read.store(values.total_rows_to_read, std::memory_order_relaxed);
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written_rows.store(values.written_rows, std::memory_order_relaxed);
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written_bytes.store(values.written_bytes, std::memory_order_relaxed);
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}
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void Progress::write(WriteBuffer & out, UInt64 client_revision) const
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{
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getValues().write(out, client_revision);
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}
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void Progress::writeJSON(WriteBuffer & out) const
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{
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getValues().writeJSON(out);
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}
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}
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