mirror of
https://github.com/ClickHouse/ClickHouse.git
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82 lines
2.1 KiB
C++
82 lines
2.1 KiB
C++
#include <Storages/MergeTree/ReplicatedMergeTreeMutationEntry.h>
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#include <IO/Operators.h>
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#include <IO/ReadBufferFromString.h>
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#include <IO/WriteBufferFromString.h>
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#include <IO/ReadHelpers.h>
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namespace DB
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{
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void ReplicatedMergeTreeMutationEntry::writeText(WriteBuffer & out) const
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{
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out << "format version: 1\n"
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<< "create time: " << LocalDateTime(create_time ? create_time : time(nullptr)) << "\n"
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<< "source replica: " << source_replica << "\n"
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<< "block numbers count: " << block_numbers.size() << "\n";
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for (const auto & kv : block_numbers)
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{
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const String & partition_id = kv.first;
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Int64 number = kv.second;
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out << partition_id << "\t" << number << "\n";
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}
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out << "commands: ";
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commands.writeText(out);
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out << "\n";
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out << "alter version: ";
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out << alter_version;
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}
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void ReplicatedMergeTreeMutationEntry::readText(ReadBuffer & in)
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{
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in >> "format version: 1\n";
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LocalDateTime create_time_dt;
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in >> "create time: " >> create_time_dt >> "\n";
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create_time = DateLUT::instance().makeDateTime(
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create_time_dt.year(), create_time_dt.month(), create_time_dt.day(),
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create_time_dt.hour(), create_time_dt.minute(), create_time_dt.second());
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in >> "source replica: " >> source_replica >> "\n";
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size_t count;
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in >> "block numbers count: " >> count >> "\n";
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for (size_t i = 0; i < count; ++i)
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{
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String partition_id;
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Int64 number;
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in >> partition_id >> "\t" >> number >> "\n";
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block_numbers[partition_id] = number;
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}
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in >> "commands: ";
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commands.readText(in);
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if (checkString("\nalter version: ", in))
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in >> alter_version;
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}
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String ReplicatedMergeTreeMutationEntry::toString() const
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{
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WriteBufferFromOwnString out;
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writeText(out);
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return out.str();
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}
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ReplicatedMergeTreeMutationEntry ReplicatedMergeTreeMutationEntry::parse(const String & str, String znode_name)
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{
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ReplicatedMergeTreeMutationEntry res;
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res.znode_name = std::move(znode_name);
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ReadBufferFromString in(str);
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res.readText(in);
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assertEOF(in);
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return res;
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}
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}
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