ClickHouse/dbms/src/Functions/FunctionsFormatting.h

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#include <Functions/IFunction.h>
ColumnConst unification (#1011) * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * Fixed error in ColumnArray::replicateGeneric [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
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#include <Functions/FunctionHelpers.h>
#include <Columns/ColumnString.h>
#include <Columns/ColumnVector.h>
#include <Columns/ColumnConst.h>
#include <DataTypes/DataTypeString.h>
#include <DataTypes/DataTypesNumber.h>
#include <IO/WriteBufferFromVector.h>
#include <IO/WriteHelpers.h>
#include <Common/formatReadable.h>
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#include <Common/typeid_cast.h>
namespace DB
{
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namespace ErrorCodes
{
extern const int ILLEGAL_COLUMN;
}
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/** Function for an unusual conversion to a string:
*
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* bitmaskToList - takes an integer - a bitmask, returns a string of degrees of 2 separated by a comma.
* for example, bitmaskToList(50) = '2,16,32'
*
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* formatReadableSize - prints the transferred size in bytes in form `123.45 GiB`.
*/
class FunctionBitmaskToList : public IFunction
{
public:
static constexpr auto name = "bitmaskToList";
static FunctionPtr create(const Context & context) { return std::make_shared<FunctionBitmaskToList>(); }
String getName() const override
{
return name;
}
size_t getNumberOfArguments() const override { return 1; }
bool isInjective(const Block &) override { return true; }
DataTypePtr getReturnTypeImpl(const DataTypes & arguments) const override
{
const IDataType * type = &*arguments[0];
ColumnConst unification (#1011) * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * Fixed error in ColumnArray::replicateGeneric [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
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if (!checkDataType<DataTypeUInt8>(type) &&
!checkDataType<DataTypeUInt16>(type) &&
!checkDataType<DataTypeUInt32>(type) &&
!checkDataType<DataTypeUInt64>(type) &&
!checkDataType<DataTypeInt8>(type) &&
!checkDataType<DataTypeInt16>(type) &&
!checkDataType<DataTypeInt32>(type) &&
!checkDataType<DataTypeInt64>(type))
throw Exception("Cannot format " + type->getName() + " as bitmask string", ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT);
return std::make_shared<DataTypeString>();
}
bool useDefaultImplementationForConstants() const override { return true; }
void executeImpl(Block & block, const ColumnNumbers & arguments, size_t result) override
{
if (!( executeType<UInt8>(block, arguments, result)
|| executeType<UInt16>(block, arguments, result)
|| executeType<UInt32>(block, arguments, result)
|| executeType<UInt64>(block, arguments, result)
|| executeType<Int8>(block, arguments, result)
|| executeType<Int16>(block, arguments, result)
|| executeType<Int32>(block, arguments, result)
|| executeType<Int64>(block, arguments, result)))
ColumnConst unification (#1011) * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * Fixed error in ColumnArray::replicateGeneric [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
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throw Exception("Illegal column " + block.getByPosition(arguments[0]).column->getName()
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+ " of argument of function " + getName(),
ErrorCodes::ILLEGAL_COLUMN);
}
private:
template <typename T>
inline static void writeBitmask(T x, WriteBuffer & out)
{
bool first = true;
while (x)
{
T y = (x & (x - 1));
T bit = x ^ y;
x = y;
if (!first)
out.write(",", 1);
first = false;
writeIntText(bit, out);
}
}
template <typename T>
bool executeType(Block & block, const ColumnNumbers & arguments, size_t result)
{
ColumnConst unification (#1011) * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * Fixed error in ColumnArray::replicateGeneric [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
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if (const ColumnVector<T> * col_from = checkAndGetColumn<ColumnVector<T>>(block.getByPosition(arguments[0]).column.get()))
{
auto col_to = std::make_shared<ColumnString>();
ColumnConst unification (#1011) * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * Fixed error in ColumnArray::replicateGeneric [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
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block.getByPosition(result).column = col_to;
const typename ColumnVector<T>::Container_t & vec_from = col_from->getData();
ColumnString::Chars_t & data_to = col_to->getChars();
ColumnString::Offsets_t & offsets_to = col_to->getOffsets();
size_t size = vec_from.size();
data_to.resize(size * 2);
offsets_to.resize(size);
WriteBufferFromVector<ColumnString::Chars_t> buf_to(data_to);
for (size_t i = 0; i < size; ++i)
{
writeBitmask<T>(vec_from[i], buf_to);
writeChar(0, buf_to);
offsets_to[i] = buf_to.count();
}
data_to.resize(buf_to.count());
}
else
{
return false;
}
return true;
}
};
class FunctionFormatReadableSize : public IFunction
{
public:
static constexpr auto name = "formatReadableSize";
static FunctionPtr create(const Context & context) { return std::make_shared<FunctionFormatReadableSize>(); }
String getName() const override
{
return name;
}
size_t getNumberOfArguments() const override { return 1; }
DataTypePtr getReturnTypeImpl(const DataTypes & arguments) const override
{
const IDataType & type = *arguments[0];
if (!type.behavesAsNumber())
throw Exception("Cannot format " + type.getName() + " as size in bytes", ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT);
return std::make_shared<DataTypeString>();
}
bool useDefaultImplementationForConstants() const override { return true; }
void executeImpl(Block & block, const ColumnNumbers & arguments, size_t result) override
{
if (!( executeType<UInt8>(block, arguments, result)
|| executeType<UInt16>(block, arguments, result)
|| executeType<UInt32>(block, arguments, result)
|| executeType<UInt64>(block, arguments, result)
|| executeType<Int8>(block, arguments, result)
|| executeType<Int16>(block, arguments, result)
|| executeType<Int32>(block, arguments, result)
|| executeType<Int64>(block, arguments, result)
|| executeType<Float32>(block, arguments, result)
|| executeType<Float64>(block, arguments, result)))
ColumnConst unification (#1011) * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * Fixed error in ColumnArray::replicateGeneric [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
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throw Exception("Illegal column " + block.getByPosition(arguments[0]).column->getName()
+ " of argument of function " + getName(),
ErrorCodes::ILLEGAL_COLUMN);
}
private:
template <typename T>
bool executeType(Block & block, const ColumnNumbers & arguments, size_t result)
{
ColumnConst unification (#1011) * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * Fixed error in ColumnArray::replicateGeneric [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
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if (const ColumnVector<T> * col_from = checkAndGetColumn<ColumnVector<T>>(block.getByPosition(arguments[0]).column.get()))
{
auto col_to = std::make_shared<ColumnString>();
ColumnConst unification (#1011) * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * Fixed error in ColumnArray::replicateGeneric [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150]. * ColumnConst: unification (incomplete) [#CLICKHOUSE-3150].
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block.getByPosition(result).column = col_to;
const typename ColumnVector<T>::Container_t & vec_from = col_from->getData();
ColumnString::Chars_t & data_to = col_to->getChars();
ColumnString::Offsets_t & offsets_to = col_to->getOffsets();
size_t size = vec_from.size();
data_to.resize(size * 2);
offsets_to.resize(size);
WriteBufferFromVector<ColumnString::Chars_t> buf_to(data_to);
for (size_t i = 0; i < size; ++i)
{
formatReadableSizeWithBinarySuffix(vec_from[i], buf_to);
writeChar(0, buf_to);
offsets_to[i] = buf_to.count();
}
data_to.resize(buf_to.count());
}
else
{
return false;
}
return true;
}
};
}