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Miscellaneous [#CLICKHOUSe-2]

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This commit is contained in:
Alexey Milovidov 2018-01-10 03:04:08 +03:00
parent d5f6c8365e
commit 0bfea2f52c
63 changed files with 253 additions and 746 deletions
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3
dbms/src/AggregateFunctions/AggregateFunctionSequenceMatch.h
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@ -338,7 +338,8 @@ protected:
std::stack<backtrack_info> back_stack;
/// backtrack if possible
const auto do_backtrack = [&] {
const auto do_backtrack = [&]
{
while (!back_stack.empty())
{
auto & top = back_stack.top();

3
dbms/src/AggregateFunctions/ReservoirSamplerDeterministic.h
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@ -210,7 +210,8 @@ private:
if (sorted)
return;
sorted = true;
std::sort(samples.begin(), samples.end(), [] (const std::pair<T, UInt32> & lhs, const std::pair<T, UInt32> & rhs) {
std::sort(samples.begin(), samples.end(), [] (const std::pair<T, UInt32> & lhs, const std::pair<T, UInt32> & rhs)
{
return lhs.first < rhs.first;
});
}

4
dbms/src/Common/HyperLogLogCounter.h
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@ -309,7 +309,7 @@ public:
{
/// Normalizing factor for harmonic mean.
static constexpr double alpha_m =
bucket_count == 2 ? 0.351 :
bucket_count == 2 ? 0.351 :
bucket_count == 4 ? 0.532 :
bucket_count == 8 ? 0.626 :
bucket_count == 16 ? 0.673 :
@ -516,10 +516,8 @@ private:
}
private:
/// Maximum rank.
static constexpr int max_rank = sizeof(HashValueType) * 8 - precision + 1;
/// Rank storage.
RankStore rank_store;
/// Expression's denominator for HyperLogLog algorithm.

2
dbms/src/Common/OptimizedRegularExpression.h
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@ -85,7 +85,7 @@ public:
unsigned getNumberOfSubpatterns() const { return number_of_subpatterns; }
/// Get the regexp re2 or nullptr if the pattern is trivial (for output to the log).
const std::unique_ptr<RegexType>& getRE2() const { return re2; }
const std::unique_ptr<RegexType> & getRE2() const { return re2; }
static void analyze(const std::string & regexp_, std::string & required_substring, bool & is_trivial, bool & required_substring_is_prefix);

3
dbms/src/Common/SmallObjectPool.h
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@ -62,7 +62,8 @@ public:
void free(const void * ptr)
{
union {
union
{
const void * p_v;
Block * block;
};

3
dbms/src/Common/formatIPv6.cpp
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@ -74,7 +74,8 @@ void formatIPv6(const unsigned char * src, char *& dst, UInt8 zeroed_tail_bytes_
for (const auto i : ext::range(0, words.size()))
{
if (words[i] == 0) {
if (words[i] == 0)
{
if (cur.base == -1)
cur.base = i, cur.len = 1;
else

9
dbms/src/Common/tests/gtest_rw_lock_fifo.cpp.cpp
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@ -30,7 +30,8 @@ TEST(Common, RWLockFIFO_1)
static thread_local std::random_device rd;
static thread_local pcg64 gen(rd());
auto func = [&] (size_t threads, int round) {
auto func = [&] (size_t threads, int round)
{
for (int i = 0; i < cycles; ++i)
{
auto type = (std::uniform_int_distribution<>(0, 9)(gen) >= round) ? RWLockFIFO::Read : RWLockFIFO::Write;
@ -92,7 +93,8 @@ TEST(Common, RWLockFIFO_Recursive)
static thread_local std::random_device rd;
static thread_local pcg64 gen(rd());
std::thread t1([&] () {
std::thread t1([&] ()
{
for (int i = 0; i < 2 * cycles; ++i)
{
auto lock = fifo_lock->getLock(RWLockFIFO::Write);
@ -102,7 +104,8 @@ TEST(Common, RWLockFIFO_Recursive)
}
});
std::thread t2([&] () {
std::thread t2([&] ()
{
for (int i = 0; i < cycles; ++i)
{
auto lock1 = fifo_lock->getLock(RWLockFIFO::Read);

2
dbms/src/Common/tests/integer_hash_tables_and_hashes.cpp
View File

@ -286,7 +286,7 @@ namespace Hashes
template <template <typename...> class Map, typename Hash>
void NO_INLINE test(const Key * data, size_t size, std::function<void(Map<Key, Value, Hash>&)> init = {})
void NO_INLINE test(const Key * data, size_t size, std::function<void(Map<Key, Value, Hash> &)> init = {})
{
Stopwatch watch;

3
dbms/src/Common/tests/shell_command_test.cpp
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@ -47,7 +47,8 @@ try
}
// <defunct> hunting:
for (int i = 0; i < 1000; ++i) {
for (int i = 0; i < 1000; ++i)
{
auto command = ShellCommand::execute("echo " + std::to_string(i));
//command->wait(); // now automatic
}

2
dbms/src/Core/iostream_debug_helpers.cpp
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@ -66,7 +66,7 @@ std::ostream & operator<<(std::ostream & stream, const IFunction & what)
std::ostream & operator<<(std::ostream & stream, const Block & what)
{
stream << "Block("
<< "size = " << what.columns()
<< "num_columns = " << what.columns()
<< "){" << what.dumpStructure() << "}";
return stream;
}

105
dbms/src/DataStreams/CapnProtoRowInputStream.cpp
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@ -36,45 +36,46 @@ CapnProtoRowInputStream::NestedField split(const Block & header, size_t i)
Field convertNodeToField(capnp::DynamicValue::Reader value)
{
switch (value.getType()) {
case capnp::DynamicValue::UNKNOWN:
throw Exception("Unknown field type");
case capnp::DynamicValue::VOID:
return Field();
case capnp::DynamicValue::BOOL:
return UInt64(value.as<bool>() ? 1 : 0);
case capnp::DynamicValue::INT:
return Int64((value.as<int64_t>()));
case capnp::DynamicValue::UINT:
return UInt64(value.as<uint64_t>());
case capnp::DynamicValue::FLOAT:
return Float64(value.as<double>());
case capnp::DynamicValue::TEXT:
switch (value.getType())
{
auto arr = value.as<capnp::Text>();
return String(arr.begin(), arr.size());
}
case capnp::DynamicValue::DATA:
{
auto arr = value.as<capnp::Data>().asChars();
return String(arr.begin(), arr.size());
}
case capnp::DynamicValue::LIST:
{
auto listValue = value.as<capnp::DynamicList>();
Array res(listValue.size());
for (auto i : kj::indices(listValue))
res[i] = convertNodeToField(listValue[i]);
return res;
}
case capnp::DynamicValue::ENUM:
return UInt64(value.as<capnp::DynamicEnum>().getRaw());
case capnp::DynamicValue::STRUCT:
throw Exception("STRUCT type not supported, read individual fields instead");
case capnp::DynamicValue::CAPABILITY:
throw Exception("CAPABILITY type not supported");
case capnp::DynamicValue::ANY_POINTER:
throw Exception("ANY_POINTER type not supported");
case capnp::DynamicValue::UNKNOWN:
throw Exception("Unknown field type");
case capnp::DynamicValue::VOID:
return Field();
case capnp::DynamicValue::BOOL:
return UInt64(value.as<bool>() ? 1 : 0);
case capnp::DynamicValue::INT:
return Int64((value.as<int64_t>()));
case capnp::DynamicValue::UINT:
return UInt64(value.as<uint64_t>());
case capnp::DynamicValue::FLOAT:
return Float64(value.as<double>());
case capnp::DynamicValue::TEXT:
{
auto arr = value.as<capnp::Text>();
return String(arr.begin(), arr.size());
}
case capnp::DynamicValue::DATA:
{
auto arr = value.as<capnp::Data>().asChars();
return String(arr.begin(), arr.size());
}
case capnp::DynamicValue::LIST:
{
auto listValue = value.as<capnp::DynamicList>();
Array res(listValue.size());
for (auto i : kj::indices(listValue))
res[i] = convertNodeToField(listValue[i]);
return res;
}
case capnp::DynamicValue::ENUM:
return UInt64(value.as<capnp::DynamicEnum>().getRaw());
case capnp::DynamicValue::STRUCT:
throw Exception("STRUCT type not supported, read individual fields instead");
case capnp::DynamicValue::CAPABILITY:
throw Exception("CAPABILITY type not supported");
case capnp::DynamicValue::ANY_POINTER:
throw Exception("ANY_POINTER type not supported");
}
}
@ -172,19 +173,21 @@ bool CapnProtoRowInputStream::read(MutableColumns & columns)
for (auto action : actions)
{
switch (action.type) {
case Action::READ: {
auto & col = columns[action.column];
Field value = convertNodeToField(stack.back().get(action.field));
col->insert(value);
break;
}
case Action::POP:
stack.pop_back();
break;
case Action::PUSH:
stack.push_back(stack.back().get(action.field).as<capnp::DynamicStruct>());
break;
switch (action.type)
{
case Action::READ:
{
auto & col = columns[action.column];
Field value = convertNodeToField(stack.back().get(action.field));
col->insert(value);
break;
}
case Action::POP:
stack.pop_back();
break;
case Action::PUSH:
stack.push_back(stack.back().get(action.field).as<capnp::DynamicStruct>());
break;
}
}

27
dbms/src/DataStreams/EmptyBlockOutputStream.h
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@ -1,27 +0,0 @@
#pragma once
#include <DataStreams/IBlockOutputStream.h>
#include <Common/Exception.h>
namespace DB
{
namespace ErrorCodes
{
extern const int CANNOT_WRITE_TO_EMPTY_BLOCK_OUTPUT_STREAM;
}
/** When trying to write blocks to this stream of blocks, throws an exception.
* Used where, in general, you need to pass a stream of blocks, but in some cases, it should not be used.
*/
class EmptyBlockOutputStream : public IBlockOutputStream
{
public:
void write(const Block & block) override
{
throw Exception("Cannot write to EmptyBlockOutputStream", ErrorCodes::CANNOT_WRITE_TO_EMPTY_BLOCK_OUTPUT_STREAM);
}
};
}

74
dbms/src/DataStreams/ForkBlockInputStreams.h
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@ -1,74 +0,0 @@
#pragma once
#include <DataStreams/QueueBlockIOStream.h>
namespace DB
{
/** Allows you to make several sources from one.
* Used for single-pass execution of several queries at once.
*
* Multiple received sources should be read from different threads!
* Uses O(1) RAM (does not buffer all data).
* For this, readings from different sources are synchronized:
* reading of next block is blocked until all sources have read the current block.
*/
class ForkBlockInputStreams : private boost::noncopyable
{
public:
ForkBlockInputStreams(const BlockInputStreamPtr & source_) : source(source_) {}
/// Create a source. Call the function as many times as many forked sources you need.
BlockInputStreamPtr createInput()
{
destinations.emplace_back(std::make_shared<QueueBlockIOStream>(1));
return destinations.back();
}
/// Before you can read from the sources you have to "run" this construct.
void run()
{
while (1)
{
if (destinations.empty())
return;
Block block = source->read();
for (Destinations::iterator it = destinations.begin(); it != destinations.end();)
{
if ((*it)->isCancelled())
{
destinations.erase(it++);
}
else
{
(*it)->write(block);
++it;
}
}
if (!block)
return;
}
}
private:
/// From where to read.
BlockInputStreamPtr source;
/** Forked sources.
* Made on the basis of a queue of small length.
* A block from `source` is put in each queue.
*/
using Destination = std::shared_ptr<QueueBlockIOStream>;
using Destinations = std::list<Destination>;
Destinations destinations;
};
using ForkPtr = std::shared_ptr<ForkBlockInputStreams>;
using Forks = std::vector<ForkPtr>;
}

47
dbms/src/DataStreams/IBlockInputStream.cpp
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@ -61,38 +61,29 @@ size_t IBlockInputStream::checkDepthImpl(size_t max_depth, size_t level) const
void IBlockInputStream::dumpTree(std::ostream & ostr, size_t indent, size_t multiplier)
{
/// We will not display the wrapper of the block stream in the AsynchronousBlockInputStream in the tree.
if (getName() != "Asynchronous")
ostr << String(indent, ' ') << getName();
if (multiplier > 1)
ostr << " × " << multiplier;
ostr << std::endl;
++indent;
/// If the subtree is repeated several times, then we output it once with the multiplier.
using Multipliers = std::map<String, size_t>;
Multipliers multipliers;
for (BlockInputStreams::const_iterator it = children.begin(); it != children.end(); ++it)
++multipliers[(*it)->getTreeID()];
for (BlockInputStreams::iterator it = children.begin(); it != children.end(); ++it)
{
ostr << String(indent, ' ') << getName();
if (multiplier > 1)
ostr << " × " << multiplier;
ostr << std::endl;
++indent;
/// If the subtree is repeated several times, then we output it once with the multiplier.
using Multipliers = std::map<String, size_t>;
Multipliers multipliers;
for (BlockInputStreams::const_iterator it = children.begin(); it != children.end(); ++it)
++multipliers[(*it)->getTreeID()];
for (BlockInputStreams::iterator it = children.begin(); it != children.end(); ++it)
String id = (*it)->getTreeID();
size_t & subtree_multiplier = multipliers[id];
if (subtree_multiplier != 0) /// Already printed subtrees are marked with zero in the array of multipliers.
{
String id = (*it)->getTreeID();
size_t & subtree_multiplier = multipliers[id];
if (subtree_multiplier != 0) /// Already printed subtrees are marked with zero in the array of multipliers.
{
(*it)->dumpTree(ostr, indent, subtree_multiplier);
subtree_multiplier = 0;
}
(*it)->dumpTree(ostr, indent, subtree_multiplier);
subtree_multiplier = 0;
}
}
else
{
for (BlockInputStreams::iterator it = children.begin(); it != children.end(); ++it)
(*it)->dumpTree(ostr, indent, multiplier);
}
}

10
dbms/src/DataStreams/InputStreamFromASTInsertQuery.cpp
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@ -1,10 +1,20 @@
#include <Parsers/ASTInsertQuery.h>
#include <Interpreters/Context.h>
#include <IO/ConcatReadBuffer.h>
#include <IO/ReadBufferFromMemory.h>
#include <DataStreams/BlockIO.h>
#include <DataStreams/InputStreamFromASTInsertQuery.h>
namespace DB
{
namespace ErrorCodes
{
extern const int LOGICAL_ERROR;
}
InputStreamFromASTInsertQuery::InputStreamFromASTInsertQuery(
const ASTPtr & ast, ReadBuffer & input_buffer_tail_part, const BlockIO & streams, Context & context)
{

2
dbms/src/DataStreams/LimitByBlockInputStream.cpp
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@ -1,4 +1,6 @@
#include <DataStreams/LimitByBlockInputStream.h>
#include <Common/SipHash.h>
namespace DB
{

69
dbms/src/DataStreams/QueueBlockIOStream.h
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@ -1,69 +0,0 @@
#pragma once
#include <limits>
#include <Common/ConcurrentBoundedQueue.h>
#include <DataStreams/IProfilingBlockInputStream.h>
#include <DataStreams/IBlockOutputStream.h>
namespace DB
{
/** Is both an InputStream and an OutputStream.
* When writing, puts the blocks in the queue.
* When reading, it takes them out of the queue.
* A thread-safe queue is used.
* If the queue is empty, the read is blocked.
* If the queue is full, the write is blocked.
*
* Used to temporarily store the result somewhere, and later pass it further.
* Also used for synchronization, when you need to make several sources from one
* - for single-pass execution of several queries at once.
* It can also be used for parallelization: several threads put blocks in the queue, and one - takes out.
*/
class QueueBlockIOStream : public IProfilingBlockInputStream, public IBlockOutputStream
{
public:
QueueBlockIOStream(size_t queue_size_ = std::numeric_limits<int>::max())
: queue_size(queue_size_), queue(queue_size) {}
String getName() const override { return "QueueBlockIOStream"; }
String getID() const override
{
std::stringstream res;
res << this;
return res.str();
}
void write(const Block & block) override
{
queue.push(block);
}
void cancel() override
{
IProfilingBlockInputStream::cancel();
queue.clear();
}
protected:
Block readImpl() override
{
Block res;
queue.pop(res);
return res;
}
private:
size_t queue_size;
using Queue = ConcurrentBoundedQueue<Block>;
Queue queue;
};
}

63
dbms/src/DataStreams/glueBlockInputStreams.cpp
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@ -1,63 +0,0 @@
#include <set>
#include <DataStreams/glueBlockInputStreams.h>
namespace DB
{
using IDsMap = std::map<String, BlockInputStreams>;
using ForksMap = std::map<String, ForkPtr>;
static void createIDsMap(BlockInputStreamPtr & node, IDsMap & ids_map)
{
ids_map[node->getID()].push_back(node);
BlockInputStreams & children = node->getChildren();
for (size_t i = 0, size = children.size(); i < size; ++i)
createIDsMap(children[i], ids_map);
}
static void glue(BlockInputStreamPtr & node, IDsMap & ids_map, ForksMap & forks_map)
{
String id = node->getID();
if (ids_map.end() != ids_map.find(id) && ids_map[id].size() > 1)
{
/// Insert a "fork" or use an existing one.
if (forks_map.end() == forks_map.find(id))
{
forks_map[id] = std::make_shared<ForkBlockInputStreams>(node);
std::cerr << "Forking at " << id << std::endl;
}
std::cerr << "Replacing node with fork end" << std::endl;
node = forks_map[id]->createInput();
}
else
{
BlockInputStreams & children = node->getChildren();
for (size_t i = 0, size = children.size(); i < size; ++i)
glue(children[i], ids_map, forks_map);
}
}
void glueBlockInputStreams(BlockInputStreams & inputs, Forks & forks)
{
IDsMap ids_map;
for (size_t i = 0, size = inputs.size(); i < size; ++i)
createIDsMap(inputs[i], ids_map);
ForksMap forks_map;
for (size_t i = 0, size = inputs.size(); i < size; ++i)
glue(inputs[i], ids_map, forks_map);
for (ForksMap::iterator it = forks_map.begin(); it != forks_map.end(); ++it)
forks.push_back(it->second);
}
}

17
dbms/src/DataStreams/glueBlockInputStreams.h
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@ -1,17 +0,0 @@
#pragma once
#include <DataStreams/ForkBlockInputStreams.h>
namespace DB
{
/** If passed sources (query execution pipelines) have the same parts,
* then glues these parts, replacing them with one source and inserting "forks" (multipliers).
* This is used for single-pass execution of multiple queries.
*
* To execute a glued pipeline, all `inputs` and `forks` must be used in different threads.
*/
void glueBlockInputStreams(BlockInputStreams & inputs, Forks & forks);
}

6
dbms/src/DataStreams/tests/CMakeLists.txt
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@ -28,9 +28,3 @@ target_link_libraries (union_stream2 dbms)
add_executable (collapsing_sorted_stream collapsing_sorted_stream.cpp ${SRCS})
target_link_libraries (collapsing_sorted_stream dbms)
add_executable (fork_streams fork_streams.cpp ${SRCS})
target_link_libraries (fork_streams dbms clickhouse_storages_system)
add_executable (glue_streams glue_streams.cpp ${SRCS})
target_link_libraries (glue_streams dbms)

110
dbms/src/DataStreams/tests/fork_streams.cpp
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@ -1,110 +0,0 @@
#include <iostream>
#include <iomanip>
#include <thread>
#include <IO/WriteBufferFromOStream.h>
#include <Storages/System/StorageSystemNumbers.h>
#include <DataStreams/LimitBlockInputStream.h>
#include <DataStreams/ExpressionBlockInputStream.h>
#include <DataStreams/FilterBlockInputStream.h>
#include <DataStreams/TabSeparatedRowOutputStream.h>
#include <DataStreams/ForkBlockInputStreams.h>
#include <DataStreams/copyData.h>
#include <DataTypes/DataTypesNumber.h>
#include <Parsers/ParserSelectQuery.h>
#include <Parsers/parseQuery.h>
#include <Parsers/formatAST.h>
#include <Interpreters/ExpressionAnalyzer.h>
#include <Interpreters/ExpressionActions.h>
#include <Interpreters/Context.h>
void thread1(DB::BlockInputStreamPtr in, DB::BlockOutputStreamPtr out, DB::WriteBuffer & out_buf)
{
while (DB::Block block = in->read())
{
out->write(block);
out_buf.next();
}
}
void thread2(DB::BlockInputStreamPtr in, DB::BlockOutputStreamPtr out, DB::WriteBuffer & out_buf)
{
while (DB::Block block = in->read())
{
out->write(block);
out_buf.next();
}
}
int main(int, char **)
try
{
using namespace DB;
std::string input = "SELECT number, number % 10000000 == 1";
ParserSelectQuery parser;
ASTPtr ast = parseQuery(parser, input.data(), input.data() + input.size(), "");
formatAST(*ast, std::cerr);
std::cerr << std::endl;
Context context = Context::createGlobal();
ExpressionAnalyzer analyzer(ast, context, {}, {NameAndTypePair("number", std::make_shared<DataTypeUInt64>())});
ExpressionActionsChain chain;
analyzer.appendSelect(chain, false);
analyzer.appendProjectResult(chain);
chain.finalize();
ExpressionActionsPtr expression = chain.getLastActions();
StoragePtr table = StorageSystemNumbers::create("numbers", false);
Names column_names;
column_names.push_back("number");
QueryProcessingStage::Enum stage;
BlockInputStreamPtr in = table->read(column_names, {}, context, stage, 8192, 1)[0];
ForkBlockInputStreams fork(in);
BlockInputStreamPtr in1 = fork.createInput();
BlockInputStreamPtr in2 = fork.createInput();
in1 = std::make_shared<FilterBlockInputStream>(in1, expression, 1);
in1 = std::make_shared<LimitBlockInputStream>(in1, 10, 0);
in2 = std::make_shared<FilterBlockInputStream>(in2, expression, 1);
in2 = std::make_shared<LimitBlockInputStream>(in2, 20, 5);
Block out_sample = expression->getSampleBlock();
WriteBufferFromOStream ob1(std::cout);
WriteBufferFromOStream ob2(std::cerr);
BlockOutputStreamPtr out1 = context.getOutputFormat("TabSeparated", ob1, out_sample);
BlockOutputStreamPtr out2 = context.getOutputFormat("TabSeparated", ob2, out_sample);
std::thread thr1(std::bind(thread1, in1, out1, std::ref(ob1)));
std::thread thr2(std::bind(thread2, in2, out2, std::ref(ob2)));
fork.run();
thr1.join();
thr2.join();
return 0;
}
catch (const DB::Exception & e)
{
std::cerr << e.what() << ", " << e.displayText() << std::endl;
throw;
}

98
dbms/src/DataStreams/tests/glue_streams.cpp
View File

@ -1,98 +0,0 @@
#include <iostream>
#include <iomanip>
#include <common/ThreadPool.h>
#include <IO/WriteBufferFromFileDescriptor.h>
#include <Interpreters/Context.h>
#include <Interpreters/loadMetadata.h>
#include <Interpreters/executeQuery.h>
#include <DataStreams/glueBlockInputStreams.h>
using namespace DB;
void inputThread(const BlockInputStreamPtr & in, BlockOutputStreamPtr out, WriteBuffer & wb, std::mutex & mutex)
{
while (Block block = in->read())
{
std::lock_guard<std::mutex> lock(mutex);
out->write(block);
wb.next();
}
}
void forkThread(ForkPtr fork)
{
fork->run();
}
int main(int, char **)
try
{
Context context = Context::createGlobal();
context.setGlobalContext(context);
context.setPath("./");
loadMetadata(context);
context.setCurrentDatabase("default");
context.setSetting("max_threads", UInt64(1));
BlockIO io1 = executeQuery(
"SELECT SearchPhrase, count()"
" FROM hits"
" WHERE SearchPhrase != ''"
" GROUP BY SearchPhrase"
" ORDER BY count() DESC"
" LIMIT 10",
context, false, QueryProcessingStage::Complete);
BlockIO io2 = executeQuery(
"SELECT count()"
" FROM hits"
" WHERE SearchPhrase != ''",
context, false, QueryProcessingStage::Complete);
WriteBufferFromFileDescriptor wb(STDOUT_FILENO);
BlockOutputStreamPtr out1 = context.getOutputFormat("TabSeparated", wb, io1.in_sample);
BlockOutputStreamPtr out2 = context.getOutputFormat("TabSeparated", wb, io2.in_sample);
BlockInputStreams inputs;
inputs.push_back(io1.in);
inputs.push_back(io2.in);
for (size_t i = 0; i < inputs.size(); ++i)
std::cerr << inputs[i]->getID() << std::endl;
Forks forks;
glueBlockInputStreams(inputs, forks);
std::cerr << forks.size() << std::endl;
std::mutex mutex;
ThreadPool pool(inputs.size() + forks.size());
pool.schedule(std::bind(inputThread, inputs[0], out1, std::ref(wb), std::ref(mutex)));
pool.schedule(std::bind(inputThread, inputs[1], out2, std::ref(wb), std::ref(mutex)));
for (size_t i = 0; i < forks.size(); ++i)
pool.schedule(std::bind(forkThread, forks[i]));
pool.wait();
return 0;
}
catch (const DB::Exception & e)
{
std::cerr << e.what() << ", " << e.displayText() << std::endl;
throw;
}

3
dbms/src/Databases/DatabaseMemory.cpp
View File

@ -138,7 +138,8 @@ void DatabaseMemory::shutdown()
tables_snapshot = tables;
}
for (const auto & kv: tables_snapshot) {
for (const auto & kv: tables_snapshot)
{
kv.second->shutdown();
}

3
dbms/src/Databases/DatabaseOrdinary.cpp
View File

@ -427,7 +427,8 @@ void DatabaseOrdinary::shutdown()
tables_snapshot = tables;
}
for (const auto & kv: tables_snapshot) {
for (const auto & kv: tables_snapshot)
{
kv.second->shutdown();
}

9
dbms/src/Dictionaries/ComplexKeyCacheDictionary.h
View File

@ -474,14 +474,16 @@ private:
if (!outdated_keys.empty())
{
std::vector<size_t> required_rows(outdated_keys.size());
std::transform(std::begin(outdated_keys), std::end(outdated_keys), std::begin(required_rows), [](auto & pair) {
std::transform(std::begin(outdated_keys), std::end(outdated_keys), std::begin(required_rows), [](auto & pair)
{
return pair.second.front();
});
update(key_columns,
keys_array,
required_rows,
[&](const StringRef key, const size_t cell_idx) {
[&](const StringRef key, const size_t cell_idx)
{
const StringRef attribute_value = attribute_array[cell_idx];
/// We must copy key and value to own memory, because it may be replaced with another
@ -492,7 +494,8 @@ private:
map[copied_key] = copied_value;
total_length += (attribute_value.size + 1) * outdated_keys[key].size();
},
[&](const StringRef key, const size_t) {
[&](const StringRef key, const size_t)
{
for (const auto row : outdated_keys[key])
total_length += get_default(row).size + 1;
});

6
dbms/src/Dictionaries/ComplexKeyHashedDictionary.cpp
View File

@ -244,12 +244,14 @@ void ComplexKeyHashedDictionary::loadData()
element_count += rows;
const auto key_column_ptrs = ext::map<Columns>(ext::range(0, keys_size),
[&] (const size_t attribute_idx) {
[&] (const size_t attribute_idx)
{
return block.safeGetByPosition(attribute_idx).column;
});
const auto attribute_column_ptrs = ext::map<Columns>(ext::range(0, attributes_size),
[&] (const size_t attribute_idx) {
[&] (const size_t attribute_idx)
{
return block.safeGetByPosition(keys_size + attribute_idx).column;
});

13
dbms/src/Dictionaries/DictionaryBlockInputStream.h
View File

@ -31,7 +31,7 @@ public:
const std::vector<StringRef> & keys, const Names & column_names);
using GetColumnsFunction =
std::function<ColumnsWithTypeAndName(const Columns &, const std::vector<DictionaryAttribute>& attributes)>;
std::function<ColumnsWithTypeAndName(const Columns &, const std::vector<DictionaryAttribute> & attributes)>;
// Used to separate key columns format for storage and view.
// Calls get_key_columns_function to get key column for dictionary get fuction call
// and get_view_columns_function to get key representation.
@ -41,7 +41,8 @@ public:
GetColumnsFunction && get_key_columns_function,
GetColumnsFunction && get_view_columns_function);
String getName() const override {
String getName() const override
{
return "DictionaryBlockInputStream";
}
@ -96,7 +97,7 @@ private:
ColumnPtr getColumnFromStringAttribute(Getter getter, const PaddedPODArray<Key> & ids,
const Columns & keys, const DataTypes & data_types,
const DictionaryAttribute& attribute, const DictionaryType& dictionary) const;
ColumnPtr getColumnFromIds(const PaddedPODArray<Key>& ids) const;
ColumnPtr getColumnFromIds(const PaddedPODArray<Key> & ids) const;
void fillKeyColumns(const std::vector<StringRef> & keys, size_t start, size_t size,
const DictionaryStructure & dictionary_structure, ColumnsWithTypeAndName & columns) const;
@ -107,7 +108,7 @@ private:
ColumnsWithTypeAndName key_columns;
Poco::Logger * logger;
Block (DictionaryBlockInputStream<DictionaryType, Key>::*fillBlockFunction)(
const PaddedPODArray<Key>& ids, const Columns& keys,
const PaddedPODArray<Key> & ids, const Columns& keys,
const DataTypes & types, ColumnsWithTypeAndName && view) const;
Columns data_columns;
@ -240,7 +241,7 @@ void DictionaryBlockInputStream<DictionaryType, Key>::callGetter(
template <typename DictionaryType, typename Key>
template <template <typename> class Getter, typename StringGetter>
Block DictionaryBlockInputStream<DictionaryType, Key>::fillBlock(
const PaddedPODArray<Key>& ids, const Columns& keys, const DataTypes & types, ColumnsWithTypeAndName && view) const
const PaddedPODArray<Key> & ids, const Columns & keys, const DataTypes & types, ColumnsWithTypeAndName && view) const
{
std::unordered_set<std::string> names(column_names.begin(), column_names.end());
@ -349,7 +350,7 @@ ColumnPtr DictionaryBlockInputStream<DictionaryType, Key>::getColumnFromStringAt
}
template <typename DictionaryType, typename Key>
ColumnPtr DictionaryBlockInputStream<DictionaryType, Key>::getColumnFromIds(const PaddedPODArray<Key>& ids) const
ColumnPtr DictionaryBlockInputStream<DictionaryType, Key>::getColumnFromIds(const PaddedPODArray<Key> & ids) const
{
auto column_vector = ColumnVector<UInt64>::create();
column_vector->getData().reserve(ids.size());

3
dbms/src/Dictionaries/Embedded/RegionsNames.h
View File

@ -47,7 +47,8 @@ private:
struct language_alias { const char * const name; const Language lang; };
static const language_alias * getLanguageAliases()
{
static constexpr const language_alias language_aliases[] {
static constexpr const language_alias language_aliases[]
{
{ "ru", Language::RU },
{ "en", Language::EN },
{ "ua", Language::UA },

5
dbms/src/Dictionaries/FlatDictionary.cpp
View File

@ -539,11 +539,8 @@ PaddedPODArray<FlatDictionary::Key> FlatDictionary::getIds() const
PaddedPODArray<Key> ids;
for (auto idx : ext::range(0, ids_count))
{
if (loaded_ids[idx]) {
if (loaded_ids[idx])
ids.push_back(idx);
}
}
return ids;
}

4
dbms/src/Dictionaries/HashedDictionary.cpp
View File

@ -494,9 +494,9 @@ PaddedPODArray<HashedDictionary::Key> HashedDictionary::getIds(const Attribute &
PaddedPODArray<Key> ids;
ids.reserve(attr.size());
for (const auto & value : attr) {
for (const auto & value : attr)
ids.push_back(value.first);
}
return ids;
}

2
dbms/src/Dictionaries/MongoDBBlockInputStream.cpp
View File

@ -28,7 +28,7 @@ MongoDBBlockInputStream::MongoDBBlockInputStream(
std::unique_ptr<Poco::MongoDB::Cursor> cursor_,
const Block & sample_block,
const size_t max_block_size)
: connection(connection_), cursor{std::move(cursor_)}, max_block_size{max_block_size}
: connection(connection_), cursor{std::move(cursor_)}, max_block_size{max_block_size}
{
description.init(sample_block);
}

26
dbms/src/Dictionaries/RangeDictionaryBlockInputStream.h
View File

@ -28,7 +28,8 @@ public:
DictionatyPtr dictionary, size_t max_block_size, const Names & column_names, PaddedPODArray<Key> && ids,
PaddedPODArray<UInt16> && start_dates, PaddedPODArray<UInt16> && end_dates);
String getName() const override {
String getName() const override
{
return "RangeDictionaryBlockInputStream";
}
@ -42,16 +43,16 @@ private:
template <typename AttributeType>
ColumnPtr getColumnFromAttribute(DictionaryGetter<AttributeType> getter,
const PaddedPODArray<Key>& ids, const PaddedPODArray<UInt16> & dates,
const PaddedPODArray<Key> & ids, const PaddedPODArray<UInt16> & dates,
const DictionaryAttribute& attribute, const DictionaryType& dictionary) const;
ColumnPtr getColumnFromAttributeString(const PaddedPODArray<Key>& ids, const PaddedPODArray<UInt16> & dates,
ColumnPtr getColumnFromAttributeString(const PaddedPODArray<Key> & ids, const PaddedPODArray<UInt16> & dates,
const DictionaryAttribute& attribute, const DictionaryType& dictionary) const;
template <typename T>
ColumnPtr getColumnFromPODArray(const PaddedPODArray<T>& array) const;
ColumnPtr getColumnFromPODArray(const PaddedPODArray<T> & array) const;
template <typename T>
void addSpecialColumn(
const std::optional<DictionarySpecialAttribute>& attribute, DataTypePtr type,
const std::optional<DictionarySpecialAttribute> & attribute, DataTypePtr type,
const std::string & default_name, const std::unordered_set<std::string> & column_names,
const PaddedPODArray<T> & values, ColumnsWithTypeAndName& columns) const;
@ -102,7 +103,7 @@ Block RangeDictionaryBlockInputStream<DictionaryType, Key>::getBlock(size_t star
template <typename DictionaryType, typename Key>
template <typename AttributeType>
ColumnPtr RangeDictionaryBlockInputStream<DictionaryType, Key>::getColumnFromAttribute(
DictionaryGetter<AttributeType> getter, const PaddedPODArray<Key>& ids,
DictionaryGetter<AttributeType> getter, const PaddedPODArray<Key> & ids,
const PaddedPODArray<UInt16> & dates, const DictionaryAttribute& attribute, const DictionaryType& dictionary) const
{
auto column_vector = ColumnVector<AttributeType>::create(ids.size());
@ -112,7 +113,7 @@ ColumnPtr RangeDictionaryBlockInputStream<DictionaryType, Key>::getColumnFromAtt
template <typename DictionaryType, typename Key>
ColumnPtr RangeDictionaryBlockInputStream<DictionaryType, Key>::getColumnFromAttributeString(
const PaddedPODArray<Key>& ids, const PaddedPODArray<UInt16> & dates,
const PaddedPODArray<Key> & ids, const PaddedPODArray<UInt16> & dates,
const DictionaryAttribute& attribute, const DictionaryType& dictionary) const
{
auto column_string = ColumnString::create();
@ -122,7 +123,7 @@ ColumnPtr RangeDictionaryBlockInputStream<DictionaryType, Key>::getColumnFromAtt
template <typename DictionaryType, typename Key>
template <typename T>
ColumnPtr RangeDictionaryBlockInputStream<DictionaryType, Key>::getColumnFromPODArray(const PaddedPODArray<T>& array) const
ColumnPtr RangeDictionaryBlockInputStream<DictionaryType, Key>::getColumnFromPODArray(const PaddedPODArray<T> & array) const
{
auto column_vector = ColumnVector<T>::create();
column_vector->getData().reserve(array.size());
@ -140,12 +141,11 @@ void RangeDictionaryBlockInputStream<DictionaryType, Key>::addSpecialColumn(
const PaddedPODArray<T> & values, ColumnsWithTypeAndName & columns) const
{
std::string name = default_name;
if (attribute) {
if (attribute)
name = attribute->name;
}
if (column_names.find(name) != column_names.end()) {
if (column_names.find(name) != column_names.end())
columns.emplace_back(getColumnFromPODArray(values), type, name);
}
}
template <typename DictionaryType, typename Key>
@ -167,7 +167,7 @@ PaddedPODArray<UInt16> RangeDictionaryBlockInputStream<DictionaryType, Key>::mak
template <typename DictionaryType, typename Key>
Block RangeDictionaryBlockInputStream<DictionaryType, Key>::fillBlock(
const PaddedPODArray<Key>& ids,
const PaddedPODArray<Key> & ids,
const PaddedPODArray<UInt16> & start_dates, const PaddedPODArray<UInt16> & end_dates) const
{
ColumnsWithTypeAndName columns;

3
dbms/src/Dictionaries/RangeHashedDictionary.cpp
View File

@ -323,7 +323,8 @@ void RangeHashedDictionary::setAttributeValue(Attribute & attribute, const Key i
auto & values = it->second;
const auto insert_it = std::lower_bound(std::begin(values), std::end(values), range,
[] (const Value<StringRef> & lhs, const Range & range) {
[] (const Value<StringRef> & lhs, const Range & range)
{
return lhs.range < range;
});

3
dbms/src/Dictionaries/TrieDictionary.cpp
View File

@ -608,7 +608,8 @@ Columns TrieDictionary::getKeyColumns() const
auto mask_column = ColumnVector<UInt8>::create();
#if defined(__SIZEOF_INT128__)
auto getter = [& ip_column, & mask_column](__uint128_t ip, size_t mask) {
auto getter = [& ip_column, & mask_column](__uint128_t ip, size_t mask)
{
UInt64 * ip_array = reinterpret_cast<UInt64 *>(&ip);
ip_array[0] = Poco::ByteOrder::fromNetwork(ip_array[0]);
ip_array[1] = Poco::ByteOrder::fromNetwork(ip_array[1]);

2
dbms/src/Functions/FunctionsFindCluster.h
View File

@ -47,7 +47,7 @@ enum ClusterOperation
/// functions (eg. Hamming distance) using Clickhouse lambdas.
// Centroids array has the same size as number of clusters.
size_t find_centroid(Float64 x, std::vector<Float64>& centroids)
size_t find_centroid(Float64 x, std::vector<Float64> & centroids)
{
// Centroids array has to have at least one element, and if it has only one element,
// it is also the result of this Function.

3
dbms/src/Functions/FunctionsGeo.h
View File

@ -181,7 +181,8 @@ public:
private:
struct Ellipse {
struct Ellipse
{
Float64 x;
Float64 y;
Float64 a;

3
dbms/src/Functions/FunctionsHashing.h
View File

@ -835,7 +835,8 @@ struct ImplMetroHash64
static auto Hash128to64(const uint128_t & x) { return CityHash_v1_0_2::Hash128to64(x); }
static auto Hash64(const char * s, const size_t len)
{
union {
union
{
UInt64 u64;
UInt8 u8[sizeof(u64)];
};

6
dbms/src/Functions/FunctionsMiscellaneous.cpp
View File

@ -1396,7 +1396,8 @@ public:
AggregateFunctionPtr aggregate_function_ptr = column_with_states->getAggregateFunction();
const IAggregateFunction & agg_func = *aggregate_function_ptr;
auto deleter = [&agg_func](char * ptr) {
auto deleter = [&agg_func](char * ptr)
{
agg_func.destroy(ptr);
free(ptr);
};
@ -1529,7 +1530,8 @@ public:
DataTypePtr getReturnTypeImpl(const DataTypes & arguments) const override
{
DataTypePtr res;
dispatchForSourceType(*arguments[0], [&](auto field_type_tag) {
dispatchForSourceType(*arguments[0], [&](auto field_type_tag)
{
res = std::make_shared<DataTypeNumber<DstFieldType<decltype(field_type_tag)>>>();
});

4
dbms/src/Functions/Regexps.h
View File

@ -11,8 +11,8 @@ namespace ProfileEvents
}
namespace DB {
namespace DB
{
namespace Regexps
{

3
dbms/src/IO/ReadBufferFromFile.cpp
View File

@ -35,9 +35,8 @@ ReadBufferFromFile::ReadBufferFromFile(
#ifdef __APPLE__
bool o_direct = (flags != -1) && (flags & O_DIRECT);
if (o_direct) {
if (o_direct)
flags = flags & ~O_DIRECT;
}
#endif
fd = open(file_name.c_str(), flags == -1 ? O_RDONLY : flags);

3
dbms/src/IO/WriteBufferFromFile.cpp
View File

@ -37,9 +37,8 @@ WriteBufferFromFile::WriteBufferFromFile(
#ifdef __APPLE__
bool o_direct = (flags != -1) && (flags & O_DIRECT);
if (o_direct) {
if (o_direct)
flags = flags & ~O_DIRECT;
}
#endif
fd = open(file_name.c_str(), flags == -1 ? O_WRONLY | O_TRUNC | O_CREAT : flags, mode);

40
dbms/src/Interpreters/ClusterProxy/AlterStreamFactory.cpp
View File

@ -1,40 +0,0 @@
#include <Interpreters/ClusterProxy/AlterStreamFactory.h>
#include <Interpreters/InterpreterAlterQuery.h>
#include <DataStreams/RemoteBlockInputStream.h>
#include <DataStreams/LazyBlockInputStream.h>
namespace DB
{
namespace ClusterProxy
{
void AlterStreamFactory::createForShard(
const Cluster::ShardInfo & shard_info,
const String & query, const ASTPtr & query_ast,
const Context & context, const ThrottlerPtr & throttler,
BlockInputStreams & res)
{
if (shard_info.isLocal())
{
/// The ALTER query may be a part of a distributed job.
/// Since the latter heavily relies on synchronization among its participating
/// nodes, it is very important to defer the execution of a local query so as
/// to prevent any deadlock.
auto interpreter = std::make_shared<InterpreterAlterQuery>(query_ast, context);
res.emplace_back(std::make_shared<LazyBlockInputStream>(
[interpreter]() mutable
{
return interpreter->execute().in;
}));
}
else
{
auto stream = std::make_shared<RemoteBlockInputStream>(shard_info.pool, query, context, nullptr, throttler);
stream->setPoolMode(PoolMode::GET_ONE);
res.emplace_back(std::move(stream));
}
}
}
}

25
dbms/src/Interpreters/ClusterProxy/AlterStreamFactory.h
View File

@ -1,25 +0,0 @@
#pragma once
#include <Interpreters/ClusterProxy/IStreamFactory.h>
namespace DB
{
namespace ClusterProxy
{
class AlterStreamFactory final : public IStreamFactory
{
public:
AlterStreamFactory() = default;
virtual void createForShard(
const Cluster::ShardInfo & shard_info,
const String & query, const ASTPtr & query_ast,
const Context & context, const ThrottlerPtr & throttler,
BlockInputStreams & res) override;
};
}
}

4
dbms/src/Interpreters/ClusterProxy/executeQuery.cpp
View File

@ -5,7 +5,6 @@
#include <Interpreters/Cluster.h>
#include <Interpreters/IInterpreter.h>
#include <Parsers/queryToString.h>
#include <DataStreams/RemoteBlockInputStream.h>
#include <Interpreters/ProcessList.h>
@ -24,8 +23,7 @@ BlockInputStreams executeQuery(
const std::string query = queryToString(query_ast);
Settings new_settings = settings;
new_settings.queue_max_wait_ms = ConnectionTimeouts::saturate(new_settings.queue_max_wait_ms,
settings.limits.max_execution_time);
new_settings.queue_max_wait_ms = Cluster::saturate(new_settings.queue_max_wait_ms, settings.limits.max_execution_time);
/// Does not matter on remote servers, because queries are sent under different user.
new_settings.max_concurrent_queries_for_user = 0;

11
dbms/src/Interpreters/ExpressionAnalyzer.cpp
View File

@ -1373,8 +1373,9 @@ void ExpressionAnalyzer::optimizeGroupBy()
if (!(select_query && select_query->group_expression_list))
return;
const auto is_literal = [] (const ASTPtr& ast) {
return typeid_cast<const ASTLiteral*>(ast.get());
const auto is_literal = [] (const ASTPtr & ast)
{
return typeid_cast<const ASTLiteral *>(ast.get());
};
auto & group_exprs = select_query->group_expression_list->children;
@ -1620,10 +1621,10 @@ void ExpressionAnalyzer::makeSet(const ASTFunction * node, const Block & sample_
/** Why is LazyBlockInputStream used?
*
* The fact is that when processing a request of the form
* The fact is that when processing a query of the form
* SELECT ... FROM remote_test WHERE column GLOBAL IN (subquery),
* if the distributed remote_test table contains localhost as one of the servers,
* the request will be interpreted locally again (and not sent over TCP, as in the case of a remote server).
* the query will be interpreted locally again (and not sent over TCP, as in the case of a remote server).
*
* The query execution pipeline will be:
* CreatingSets
@ -1632,7 +1633,7 @@ void ExpressionAnalyzer::makeSet(const ASTFunction * node, const Block & sample_
* reading from the table _data1, creating the set (2)
* read from the table subordinate to remote_test.
*
* (The second part of the pipeline under CreateSets is a reinterpretation of the request inside StorageDistributed,
* (The second part of the pipeline under CreateSets is a reinterpretation of the query inside StorageDistributed,
* the query differs in that the database name and tables are replaced with subordinates, and the subquery is replaced with _data1.)
*
* But when creating the pipeline, when creating the source (2), it will be found that the _data1 table is empty

4
dbms/src/Interpreters/ExternalDictionaries.cpp
View File

@ -14,10 +14,10 @@ namespace
static ExternalLoaderConfigSettings settings;
static std::once_flag flag;
std::call_once(flag, [] {
std::call_once(flag, []
{
settings.external_config = "dictionary";
settings.external_name = "name";
settings.path_setting_name = "dictionaries_config";
});

4
dbms/src/Interpreters/ExternalModels.cpp
View File

@ -19,10 +19,10 @@ namespace
static ExternalLoaderConfigSettings settings;
static std::once_flag flag;
std::call_once(flag, [] {
std::call_once(flag, []
{
settings.external_config = "model";
settings.external_name = "name";
settings.path_setting_name = "models_config";
});

24
dbms/src/Interpreters/tests/hash_map_string.cpp
View File

@ -100,7 +100,8 @@ struct FastHash64
UInt64 h = len * m;
UInt64 v;
while (pos != end) {
while (pos != end)
{
v = *pos++;
h ^= mix(v);
h *= m;
@ -109,16 +110,17 @@ struct FastHash64
pos2 = reinterpret_cast<const unsigned char*>(pos);
v = 0;
switch (len & 7) {
case 7: v ^= static_cast<UInt64>(pos2[6]) << 48; [[fallthrough]];
case 6: v ^= static_cast<UInt64>(pos2[5]) << 40; [[fallthrough]];
case 5: v ^= static_cast<UInt64>(pos2[4]) << 32; [[fallthrough]];
case 4: v ^= static_cast<UInt64>(pos2[3]) << 24; [[fallthrough]];
case 3: v ^= static_cast<UInt64>(pos2[2]) << 16; [[fallthrough]];
case 2: v ^= static_cast<UInt64>(pos2[1]) << 8; [[fallthrough]];
case 1: v ^= static_cast<UInt64>(pos2[0]);
h ^= mix(v);
h *= m;
switch (len & 7)
{
case 7: v ^= static_cast<UInt64>(pos2[6]) << 48; [[fallthrough]];
case 6: v ^= static_cast<UInt64>(pos2[5]) << 40; [[fallthrough]];
case 5: v ^= static_cast<UInt64>(pos2[4]) << 32; [[fallthrough]];
case 4: v ^= static_cast<UInt64>(pos2[3]) << 24; [[fallthrough]];
case 3: v ^= static_cast<UInt64>(pos2[2]) << 16; [[fallthrough]];
case 2: v ^= static_cast<UInt64>(pos2[1]) << 8; [[fallthrough]];
case 1: v ^= static_cast<UInt64>(pos2[0]);
h ^= mix(v);
h *= m;
}
return mix(h);

27
dbms/src/Interpreters/tests/hash_map_string_3.cpp
View File

@ -113,7 +113,8 @@ struct FastHash64
uint64_t h = len * m;
uint64_t v;
while (pos != end) {
while (pos != end)
{
v = *pos++;
h ^= mix(v);
h *= m;
@ -122,16 +123,17 @@ struct FastHash64
pos2 = reinterpret_cast<const unsigned char*>(pos);
v = 0;
switch (len & 7) {
case 7: v ^= static_cast<uint64_t>(pos2[6]) << 48; [[fallthrough]];
case 6: v ^= static_cast<uint64_t>(pos2[5]) << 40; [[fallthrough]];
case 5: v ^= static_cast<uint64_t>(pos2[4]) << 32; [[fallthrough]];
case 4: v ^= static_cast<uint64_t>(pos2[3]) << 24; [[fallthrough]];
case 3: v ^= static_cast<uint64_t>(pos2[2]) << 16; [[fallthrough]];
case 2: v ^= static_cast<uint64_t>(pos2[1]) << 8; [[fallthrough]];
case 1: v ^= static_cast<uint64_t>(pos2[0]);
h ^= mix(v);
h *= m;
switch (len & 7)
{
case 7: v ^= static_cast<uint64_t>(pos2[6]) << 48; [[fallthrough]];
case 6: v ^= static_cast<uint64_t>(pos2[5]) << 40; [[fallthrough]];
case 5: v ^= static_cast<uint64_t>(pos2[4]) << 32; [[fallthrough]];
case 4: v ^= static_cast<uint64_t>(pos2[3]) << 24; [[fallthrough]];
case 3: v ^= static_cast<uint64_t>(pos2[2]) << 16; [[fallthrough]];
case 2: v ^= static_cast<uint64_t>(pos2[1]) << 8; [[fallthrough]];
case 1: v ^= static_cast<uint64_t>(pos2[0]);
h ^= mix(v);
h *= m;
}
return mix(h);
@ -324,7 +326,8 @@ struct MetroHash64
{
size_t operator() (StringRef x) const
{
union {
union
{
uint64_t u64;
std::uint8_t u8[sizeof(u64)];
};

3
dbms/src/Parsers/ASTColumnDeclaration.h
View File

@ -34,7 +34,8 @@ public:
res->children.push_back(res->type);
}
if (default_expression) {
if (default_expression)
{
res->default_expression = default_expression->clone();
res->children.push_back(res->default_expression);
}

21
dbms/src/Server/Client.cpp
View File

@ -92,7 +92,8 @@ public:
private:
using StringSet = std::unordered_set<String>;
StringSet exit_strings {
StringSet exit_strings
{
"exit", "quit", "logout",
"учше", "йгше", "дщпщге",
"exit;", "quit;", "logout;",
@ -385,9 +386,7 @@ private:
: Protocol::Encryption::Disable;
String host = config().getString("host", "localhost");
UInt16 port = config().getInt("port", config().getInt(
static_cast<bool>(encryption) ? "tcp_ssl_port" : "tcp_port",
static_cast<bool>(encryption) ? DBMS_DEFAULT_SECURE_PORT : DBMS_DEFAULT_PORT));
UInt16 port = config().getInt("port", config().getInt(static_cast<bool>(encryption) ? "tcp_ssl_port" : "tcp_port", static_cast<bool>(encryption) ? DBMS_DEFAULT_SECURE_PORT : DBMS_DEFAULT_PORT));
String default_database = config().getString("database", "");
String user = config().getString("user", "");
String password = config().getString("password", "");
@ -403,12 +402,11 @@ private:
<< (!user.empty() ? " as user " + user : "")
<< "." << std::endl;
ConnectionTimeouts timeouts(
Poco::Timespan(config().getInt("connect_timeout", DBMS_DEFAULT_CONNECT_TIMEOUT_SEC), 0),
Poco::Timespan(config().getInt("receive_timeout", DBMS_DEFAULT_RECEIVE_TIMEOUT_SEC), 0),
Poco::Timespan(config().getInt("send_timeout", DBMS_DEFAULT_SEND_TIMEOUT_SEC), 0));
connection = std::make_unique<Connection>(host, port, default_database, user, password, timeouts, "client",
compression, encryption);
connection = std::make_unique<Connection>(host, port, default_database, user, password, "client", compression,
encryption,
Poco::Timespan(config().getInt("connect_timeout", DBMS_DEFAULT_CONNECT_TIMEOUT_SEC), 0),
Poco::Timespan(config().getInt("receive_timeout", DBMS_DEFAULT_RECEIVE_TIMEOUT_SEC), 0),
Poco::Timespan(config().getInt("send_timeout", DBMS_DEFAULT_SEND_TIMEOUT_SEC), 0));
String server_name;
UInt64 server_version_major = 0;
@ -1066,7 +1064,8 @@ private:
void onProgress(const Progress & value)
{
progress.incrementPiecewiseAtomically(value);
block_out_stream->onProgress(value);
if (block_out_stream)
block_out_stream->onProgress(value);
writeProgress();
}

12
dbms/src/Server/InterruptListener.h
View File

@ -17,15 +17,19 @@ namespace ErrorCodes
#ifdef __APPLE__
// We only need to support timeout = {0, 0} at this moment
static int sigtimedwait(const sigset_t *set, siginfo_t *info, const struct timespec * /*timeout*/) {
static int sigtimedwait(const sigset_t *set, siginfo_t *info, const struct timespec * /*timeout*/)
{
sigset_t pending;
int signo;
sigpending(&pending);
for (signo = 1; signo < NSIG; signo++) {
if (sigismember(set, signo) && sigismember(&pending, signo)) {
for (signo = 1; signo < NSIG; ++signo)
{
if (sigismember(set, signo) && sigismember(&pending, signo))
{
sigwait(set, &signo);
if (info) {
if (info)
{
memset(info, 0, sizeof *info);
info->si_signo = signo;
}

3
dbms/src/Server/MetricsTransmitter.cpp
View File

@ -44,7 +44,8 @@ void MetricsTransmitter::run()
const std::string thread_name = "MericsTrns " + std::to_string(interval) + "s";
setThreadName(thread_name.c_str());
const auto get_next_time = [](size_t seconds) {
const auto get_next_time = [](size_t seconds)
{
/// To avoid time drift and transmit values exactly each interval:
/// next time aligned to system seconds
/// (60s -> every minute at 00 seconds, 5s -> every minute:[00, 05, 15 ... 55]s, 3600 -> every hour:00:00

20
dbms/src/Server/PerformanceTest.cpp
View File

@ -23,7 +23,6 @@
#include <IO/ReadBufferFromFile.h>
#include <IO/ReadHelpers.h>
#include <IO/WriteBufferFromFile.h>
#include <IO/ConnectionTimeouts.h>
#include <Interpreters/Settings.h>
#include <common/ThreadPool.h>
#include <common/getMemoryAmount.h>
@ -504,9 +503,8 @@ public:
Strings && tests_names_,
Strings && skip_names_,
Strings && tests_names_regexp_,
Strings && skip_names_regexp_,
const ConnectionTimeouts & timeouts)
: connection(host_, port_, default_database_, user_, password_, timeouts),
Strings && skip_names_regexp_)
: connection(host_, port_, default_database_, user_, password_),
gotSIGINT(false),
lite_output(lite_output_),
profiles_file(profiles_file_),
@ -601,7 +599,8 @@ private:
void removeConfigurationsIf(
std::vector<XMLConfigurationPtr> & configs, FilterType filter_type, const Strings & values, bool leave = false)
{
auto checker = [&filter_type, &values, &leave](XMLConfigurationPtr & config) {
auto checker = [&filter_type, &values, &leave](XMLConfigurationPtr & config)
{
if (values.size() == 0)
return false;
@ -631,7 +630,8 @@ private:
if (filter_type == FilterType::Name_regexp)
{
String config_name = config->getString("name", "");
auto regex_checker = [&config_name](const String & name_regexp) {
auto regex_checker = [&config_name](const String & name_regexp)
{
std::regex pattern(name_regexp);
return std::regex_search(config_name, pattern);
};
@ -917,7 +917,8 @@ private:
auto queries_pre_format = queries;
queries.clear();
for (const auto & query : queries_pre_format) {
for (const auto & query : queries_pre_format)
{
auto formatted = formatQueries(query, substitutions);
queries.insert(queries.end(), formatted.begin(), formatted.end());
}
@ -1483,8 +1484,6 @@ try
Strings tests_names_regexp = options.count("names-regexp") ? options["names-regexp"].as<Strings>() : Strings({});
Strings skip_names_regexp = options.count("skip-names-regexp") ? options["skip-names-regexp"].as<Strings>() : Strings({});
auto timeouts = DB::ConnectionTimeouts::getTCPTimeouts(DB::Settings());
DB::PerformanceTest performanceTest(options["host"].as<String>(),
options["port"].as<UInt16>(),
options["database"].as<String>(),
@ -1498,8 +1497,7 @@ try
std::move(tests_names),
std::move(skip_names),
std::move(tests_names_regexp),
std::move(skip_names_regexp),
timeouts);
std::move(skip_names_regexp));
return 0;
}

9
dbms/src/Storages/AlterCommands.cpp
View File

@ -27,7 +27,8 @@ void AlterCommand::apply(
{
if (type == ADD_COLUMN)
{
const auto exists_in = [this] (const NamesAndTypesList & columns) {
const auto exists_in = [this] (const NamesAndTypesList & columns)
{
return columns.end() != std::find_if(columns.begin(), columns.end(),
std::bind(namesEqual, std::cref(column_name), std::placeholders::_1));
};
@ -85,7 +86,8 @@ void AlterCommand::apply(
else if (type == DROP_COLUMN)
{
/// look for a column in list and remove it if present, also removing corresponding entry from column_defaults
const auto remove_column = [&column_defaults, this] (NamesAndTypesList & columns) {
const auto remove_column = [&column_defaults, this] (NamesAndTypesList & columns)
{
auto removed = false;
NamesAndTypesList::iterator column_it;
@ -120,7 +122,8 @@ void AlterCommand::apply(
materialized_columns : alias_columns;
/// find column or throw exception
const auto find_column = [this] (NamesAndTypesList & columns) {
const auto find_column = [this] (NamesAndTypesList & columns)
{
const auto it = std::find_if(columns.begin(), columns.end(),
std::bind(namesEqual, std::cref(column_name), std::placeholders::_1) );
if (it == columns.end())

2
dbms/src/Storages/MergeTree/MergeTreeBaseBlockInputStream.h
View File

@ -32,7 +32,6 @@ public:
~MergeTreeBaseBlockInputStream() override;
protected:
Block readImpl() override final;
/// Creates new this->task, and initilizes readers
@ -46,7 +45,6 @@ protected:
void injectVirtualColumns(Block & block);
protected:
MergeTreeData & storage;
ExpressionActionsPtr prewhere_actions;

4
dbms/src/Storages/MergeTree/MergeTreeBlockReadUtils.cpp
View File

@ -5,8 +5,8 @@
#include <unordered_set>
namespace DB {
namespace DB
{
NameSet injectRequiredColumns(const MergeTreeData & storage, const MergeTreeData::DataPartPtr & part, Names & columns)
{

6
dbms/src/Storages/MergeTree/MergeTreeWhereOptimizer.cpp
View File

@ -91,7 +91,8 @@ void MergeTreeWhereOptimizer::optimizeConjunction(ASTSelectQuery & select, ASTFu
auto & conditions = fun->arguments->children;
/// remove condition by swapping it with the last one and calling ::pop_back()
const auto remove_condition_at_index = [&conditions] (const size_t idx) {
const auto remove_condition_at_index = [&conditions] (const size_t idx)
{
if (idx < conditions.size() - 1)
std::swap(conditions[idx], conditions.back());
conditions.pop_back();
@ -142,7 +143,8 @@ void MergeTreeWhereOptimizer::optimizeConjunction(ASTSelectQuery & select, ASTFu
}
}
const auto move_condition_to_prewhere = [&] (const size_t idx) {
const auto move_condition_to_prewhere = [&] (const size_t idx)
{
select.prewhere_expression = conditions[idx];
select.children.push_back(select.prewhere_expression);
LOG_DEBUG(log, "MergeTreeWhereOptimizer: condition `" << select.prewhere_expression << "` moved to PREWHERE");

3
dbms/src/Storages/StorageCatBoostPool.h
View File

@ -45,7 +45,8 @@ private:
ColumnTypesMap getColumnTypesMap() const
{
return {
return
{
{"Target", DatasetColumnType::Target},
{"Num", DatasetColumnType::Num},
{"Categ", DatasetColumnType::Categ},

3
dbms/src/Storages/System/StorageSystemGraphite.cpp
View File

@ -124,7 +124,8 @@ static Strings getAllGraphiteSections(const AbstractConfiguration & config)
StorageSystemGraphite::StorageSystemGraphite(const std::string & name_)
: name(name_)
, columns {
, columns
{
{"config_name", std::make_shared<DataTypeString>()},
{"regexp", std::make_shared<DataTypeString>()},
{"function", std::make_shared<DataTypeString>()},

3
dbms/src/TableFunctions/TableFunctionFactory.h
View File

@ -30,7 +30,8 @@ public:
template <typename Function>
void registerFunction()
{
auto creator = [] () -> TableFunctionPtr {
auto creator = [] () -> TableFunctionPtr
{
return std::make_shared<Function>();
};
registerFunction(Function::name, std::move(creator));

3
dbms/tests/external_dictionaries/dictionary_library/dictionary_library.cpp
View File

@ -17,7 +17,8 @@ struct DataHolder
ClickHouseLibrary::ColumnsUInt64 columns;
};
extern "C" {
extern "C"
{
void * ClickHouseDictionary_v1_loadIds(
void * data_ptr, ClickHouseLibrary::CStrings * settings, ClickHouseLibrary::CStrings * columns, const struct ClickHouseLibrary::VectorUInt64 * ids)

2
dbms/tests/queries/0_stateless/00039_inserts_through_http.sh
View File

@ -6,7 +6,7 @@ CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
echo 'DROP TABLE IF EXISTS test.long_insert' | ${CLICKHOUSE_CURL} -sSg ${CLICKHOUSE_URL} -d @-
echo 'CREATE TABLE test.long_insert (a String) ENGINE = Memory' | ${CLICKHOUSE_CURL} -sSg ${CLICKHOUSE_URL} -d @-
for string_size in 1 10 100 1000 10000 100000 1000000; do
# Если не указать LC_ALL=C, то Perl будет ругаться на некоторых плохо настроенных системах.
# LC_ALL=C is needed because otherwise Perl will bark on bad tuned environment.
LC_ALL=C perl -we 'for my $letter ("a" .. "z") { print(($letter x '$string_size') . "\n") }' | ${CLICKHOUSE_CURL} -sSg "${CLICKHOUSE_URL}?query=INSERT+INTO+test.long_insert+FORMAT+TabSeparated" --data-binary @-
echo 'SELECT substring(a, 1, 1) AS c, length(a) AS l FROM test.long_insert ORDER BY c, l' | ${CLICKHOUSE_CURL} -sSg ${CLICKHOUSE_URL} -d @-
done