#pragma once #include namespace NKikimr { namespace NMiniKQL { NUdf::TUnboxedValuePod AppendString(const NUdf::TUnboxedValuePod value, const NUdf::TStringRef ref); NUdf::TUnboxedValuePod PrependString(const NUdf::TStringRef ref, const NUdf::TUnboxedValuePod value); NUdf::TUnboxedValuePod ConcatStrings(const NUdf::TUnboxedValuePod first, const NUdf::TUnboxedValuePod second); NUdf::TUnboxedValuePod SubString(const NUdf::TUnboxedValuePod value, ui32 offset, ui32 size); NUdf::TUnboxedValuePod MakeString(const NUdf::TStringRef ref); NUdf::TUnboxedValuePod MakeStringNotFilled(ui32 size, ui32 pad = 0U); } }