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