ClickHouse/dbms/src/Functions/FunctionsVisitParam.cpp
2018-11-25 03:16:14 +03:00

39 lines
2.1 KiB
C++

#include <Functions/FunctionFactory.h>
#include <Functions/FunctionsVisitParam.h>
#include <Functions/FunctionsStringSearch.h>
namespace DB
{
struct NameVisitParamHas { static constexpr auto name = "visitParamHas"; };
struct NameVisitParamExtractUInt { static constexpr auto name = "visitParamExtractUInt"; };
struct NameVisitParamExtractInt { static constexpr auto name = "visitParamExtractInt"; };
struct NameVisitParamExtractFloat { static constexpr auto name = "visitParamExtractFloat"; };
struct NameVisitParamExtractBool { static constexpr auto name = "visitParamExtractBool"; };
struct NameVisitParamExtractRaw { static constexpr auto name = "visitParamExtractRaw"; };
struct NameVisitParamExtractString { static constexpr auto name = "visitParamExtractString"; };
using FunctionVisitParamHas = FunctionsStringSearch<ExtractParamImpl<HasParam>, NameVisitParamHas>;
using FunctionVisitParamExtractUInt = FunctionsStringSearch<ExtractParamImpl<ExtractNumericType<UInt64>>, NameVisitParamExtractUInt>;
using FunctionVisitParamExtractInt = FunctionsStringSearch<ExtractParamImpl<ExtractNumericType<Int64>>, NameVisitParamExtractInt>;
using FunctionVisitParamExtractFloat = FunctionsStringSearch<ExtractParamImpl<ExtractNumericType<Float64>>, NameVisitParamExtractFloat>;
using FunctionVisitParamExtractBool = FunctionsStringSearch<ExtractParamImpl<ExtractBool>, NameVisitParamExtractBool>;
using FunctionVisitParamExtractRaw = FunctionsStringSearchToString<ExtractParamToStringImpl<ExtractRaw>, NameVisitParamExtractRaw>;
using FunctionVisitParamExtractString = FunctionsStringSearchToString<ExtractParamToStringImpl<ExtractString>, NameVisitParamExtractString>;
void registerFunctionsVisitParam(FunctionFactory & factory)
{
factory.registerFunction<FunctionVisitParamHas>();
factory.registerFunction<FunctionVisitParamExtractUInt>();
factory.registerFunction<FunctionVisitParamExtractInt>();
factory.registerFunction<FunctionVisitParamExtractFloat>();
factory.registerFunction<FunctionVisitParamExtractBool>();
factory.registerFunction<FunctionVisitParamExtractRaw>();
factory.registerFunction<FunctionVisitParamExtractString>();
}
}