ClickHouse/src/Functions/upper.cpp
2020-04-03 18:14:31 +03:00

23 lines
558 B
C++

#include <DataTypes/DataTypeString.h>
#include <Functions/FunctionFactory.h>
#include <Functions/FunctionStringToString.h>
#include <Functions/LowerUpperImpl.h>
namespace DB
{
struct NameUpper
{
static constexpr auto name = "upper";
};
using FunctionUpper = FunctionStringToString<LowerUpperImpl<'a', 'z'>, NameUpper>;
void registerFunctionUpper(FunctionFactory & factory)
{
factory.registerFunction<FunctionUpper>(FunctionFactory::CaseInsensitive);
factory.registerAlias("ucase", FunctionUpper::name, FunctionFactory::CaseInsensitive);
}
}