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Update ReplicatedMergeTreeQuorumAddedParts.h

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Vadim 2018-09-21 18:20:31 +03:00 committed by GitHub
parent 17aa0356e5
commit 8c413e3f1f
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1 changed files with 84 additions and 84 deletions
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168
dbms/src/Storages/MergeTree/ReplicatedMergeTreeQuorumAddedParts.h
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@ -14,113 +14,113 @@ namespace DB
struct ReplicatedMergeTreeQuorumAddedParts
{
using PartitionIdToMaxBlock = std::unordered_map<String, Int64>;
using PartitionIdToPartName = std::unordered_map<String, String>;
using PartitionIdToMaxBlock = std::unordered_map<String, Int64>;
using PartitionIdToPartName = std::unordered_map<String, String>;
PartitionIdToPartName added_parts;
PartitionIdToPartName added_parts;
MergeTreeDataFormatVersion format_version;
MergeTreeDataFormatVersion format_version;
ReplicatedMergeTreeQuorumAddedParts(const std::string & added_parts_str, MergeTreeDataFormatVersion format_version_)
: format_version(format_version_)
{
fromString(added_parts_str);
}
ReplicatedMergeTreeQuorumAddedParts(const std::string & added_parts_str, MergeTreeDataFormatVersion format_version_)
: format_version(format_version_)
{
fromString(added_parts_str);
}
/// Write new parts in buffer with added parts.
void write(WriteBuffer & out)
{
out << "version: " << 2 << '\n';
out << "parts count: " << added_parts.size() << '\n';
/// Write new parts in buffer with added parts.
void write(WriteBuffer & out)
{
out << "version: " << 2 << '\n';
out << "parts count: " << added_parts.size() << '\n';
for (const auto & part : added_parts)
out << part.first << '\t' << part.second << '\n';
}
for (const auto & part : added_parts)
out << part.first << '\t' << part.second << '\n';
}
PartitionIdToMaxBlock getMaxInsertedBlocks()
{
PartitionIdToMaxBlock max_added_blocks;
PartitionIdToMaxBlock getMaxInsertedBlocks()
{
PartitionIdToMaxBlock max_added_blocks;
for (const auto & part : added_parts)
{
auto partition_info = MergeTreePartInfo::fromPartName(part.second, format_version);
max_added_blocks[part.first] = partition_info.max_block;
}
return max_added_blocks;
}
for (const auto & part : added_parts)
{
auto partition_info = MergeTreePartInfo::fromPartName(part.second, format_version);
max_added_blocks[part.first] = partition_info.max_block;
}
void read(ReadBuffer & in)
{
if (checkString("version: ", in))
{
size_t version;
return max_added_blocks;
}
readText(version, in);
assertChar('\n', in);
void read(ReadBuffer & in)
{
if (checkString("version: ", in))
{
size_t version;
if (version == 2)
added_parts = read_v2(in);
}
else
added_parts = read_v1(in);
}
readText(version, in);
assertChar('\n', in);
/// Read added bloks when node in ZooKeeper supports only one partition.
PartitionIdToPartName read_v1(ReadBuffer & in)
{
PartitionIdToPartName parts_in_quorum;
if (version == 2)
added_parts = read_v2(in);
}
else
added_parts = read_v1(in);
}
std::string partition_name;
/// Read added bloks when node in ZooKeeper supports only one partition.
PartitionIdToPartName read_v1(ReadBuffer & in)
{
PartitionIdToPartName parts_in_quorum;
readText(partition_name, in);
std::string partition_name;
auto partition_info = MergeTreePartInfo::fromPartName(partition_name, format_version);
readText(partition_name, in);
auto partition_info = MergeTreePartInfo::fromPartName(partition_name, format_version);
parts_in_quorum[partition_info.partition_id] = partition_name;
return parts_in_quorum;
}
return parts_in_quorum;
}
/// Read blocks when node in ZooKeeper suppors multiple partitions.
PartitionIdToPartName read_v2(ReadBuffer & in)
{
assertString("parts count: ", in);
/// Read blocks when node in ZooKeeper suppors multiple partitions.
PartitionIdToPartName read_v2(ReadBuffer & in)
{
assertString("parts count: ", in);
PartitionIdToPartName parts_in_quorum;
PartitionIdToPartName parts_in_quorum;
uint64_t parts_count;
readText(parts_count, in);
assertChar('\n', in);
for (uint64_t i = 0; i < parts_count; ++i)
{
std::string partition_id;
std::string part_name;
uint64_t parts_count;
readText(parts_count, in);
assertChar('\n', in);
readText(partition_id, in);
assertChar('\t', in);
readText(part_name, in);
assertChar('\n', in);
for (uint64_t i = 0; i < parts_count; ++i)
{
std::string partition_id;
std::string part_name;
parts_in_quorum[partition_id] = part_name;
}
return parts_in_quorum;
}
readText(partition_id, in);
assertChar('\t', in);
readText(part_name, in);
assertChar('\n', in);
void fromString(const std::string & str)
{
if (str.empty())
return;
ReadBufferFromString in(str);
read(in);
}
parts_in_quorum[partition_id] = part_name;
}
return parts_in_quorum;
}
std::string toString()
{
WriteBufferFromOwnString out;
write(out);
return out.str();
}
void fromString(const std::string & str)
{
if (str.empty())
return;
ReadBufferFromString in(str);
read(in);
}
std::string toString()
{
WriteBufferFromOwnString out;
write(out);
return out.str();
}
};