ClickHouse/dbms/src/Dictionaries/ComplexKeyCacheDictionary_generate1.cpp
2017-11-15 23:31:53 +03:00

38 lines
2.2 KiB
C++

#include "ComplexKeyCacheDictionary.h"
namespace DB
{
namespace ErrorCodes
{
extern const int TYPE_MISMATCH;
}
#define DECLARE(TYPE) \
void ComplexKeyCacheDictionary::get##TYPE( \
const std::string & attribute_name, const Columns & key_columns, const DataTypes & key_types, PaddedPODArray<TYPE> & out) const \
{ \
dict_struct.validateKeyTypes(key_types); \
\
auto & attribute = getAttribute(attribute_name); \
if (!isAttributeTypeConvertibleTo(attribute.type, AttributeUnderlyingType::TYPE)) \
throw Exception{name + ": type mismatch: attribute " + attribute_name + " has type " + toString(attribute.type), \
ErrorCodes::TYPE_MISMATCH}; \
\
const auto null_value = std::get<TYPE>(attribute.null_values); \
\
getItemsNumber<TYPE>(attribute, key_columns, out, [&](const size_t) { return null_value; }); \
}
DECLARE(UInt8)
DECLARE(UInt16)
DECLARE(UInt32)
DECLARE(UInt64)
DECLARE(UInt128)
DECLARE(Int8)
DECLARE(Int16)
DECLARE(Int32)
DECLARE(Int64)
DECLARE(Float32)
DECLARE(Float64)
#undef DECLARE
}