ClickHouse/dbms/src/Functions/extractTimeZoneFromFunctionArguments.h
2019-12-16 23:19:50 +02:00

20 lines
593 B
C++

#pragma once
#include <string>
#include <Core/ColumnNumbers.h>
#include <Core/ColumnsWithTypeAndName.h>
class DateLUTImpl;
namespace DB
{
class Block;
/// Determine working timezone either from optional argument with time zone name or from time zone in DateTime type of argument.
std::string extractTimeZoneNameFromFunctionArguments(const ColumnsWithTypeAndName & arguments, size_t time_zone_arg_num, size_t datetime_arg_num);
const DateLUTImpl & extractTimeZoneFromFunctionArguments(Block & block, const ColumnNumbers & arguments, size_t time_zone_arg_num, size_t datetime_arg_num);
}