ClickHouse/src/Functions/greater.cpp
Nikolai Kochetov 139487a1a0 Part 1.
2020-10-17 17:23:37 +03:00

31 lines
857 B
C++

#include <Functions/FunctionFactory.h>
#include <Functions/FunctionsComparison.h>
namespace DB
{
using FunctionGreater = FunctionComparison<GreaterOp, NameGreater>;
void registerFunctionGreater(FunctionFactory & factory)
{
factory.registerFunction<FunctionGreater>();
}
template <>
ColumnPtr FunctionComparison<GreaterOp, NameGreater>::executeTupleImpl(
const ColumnsWithTypeAndName & x, const ColumnsWithTypeAndName & y, size_t tuple_size, size_t input_rows_count) const
{
auto greater = FunctionFactory::instance().get("greater", context);
return executeTupleLessGreaterImpl(
greater,
greater,
FunctionFactory::instance().get("and", context),
FunctionFactory::instance().get("or", context),
FunctionFactory::instance().get("equals", context),
x, y, tuple_size, input_rows_count);
}
}