mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-25 00:52:02 +00:00
Added support for toQuarter, toRelativeQuarterNum functions. Enabled toRelativeHour/Minute/Second for Date arguments. Made function 'now' case insensitive. Added function 'dateDiff' that is needed for ODBC driver [#CLICKHOUSE-2].
This commit is contained in:
Alexey Milovidov
parent
74f191dfd3
commit
0972d7586a
@ -213,7 +213,7 @@ struct ConvertImpl<FromDataType, typename std::enable_if<!std::is_same<FromDataT
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/// For argument of DateTime type, second argument with time zone could be specified.
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if constexpr (std::is_same<FromDataType, DataTypeDateTime>::value)
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time_zone = &extractTimeZoneFromFunctionArguments(block, arguments, 1);
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time_zone = &extractTimeZoneFromFunctionArguments(block, arguments, 1, 0);
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if (const auto col_from = checkAndGetColumn<ColumnVector<FromFieldType>>(col_with_type_and_name.column.get()))
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{
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@ -332,7 +332,7 @@ struct ConvertImpl<typename std::enable_if<!std::is_same<ToDataType, DataTypeStr
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/// For conversion to DateTime type, second argument with time zone could be specified.
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if (std::is_same<ToDataType, DataTypeDateTime>::value)
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time_zone = &extractTimeZoneFromFunctionArguments(block, arguments, 1);
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time_zone = &extractTimeZoneFromFunctionArguments(block, arguments, 1, 0);
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if (const ColumnString * col_from = checkAndGetColumn<ColumnString>(block.getByPosition(arguments[0]).column.get()))
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{
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@ -506,7 +506,7 @@ struct ConvertImpl<DataTypeFixedString, ToDataType, Name>
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/// For conversion to DateTime type, second argument with time zone could be specified.
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if (std::is_same<ToDataType, DataTypeDateTime>::value)
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time_zone = &extractTimeZoneFromFunctionArguments(block, arguments, 1);
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time_zone = &extractTimeZoneFromFunctionArguments(block, arguments, 1, 0);
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auto col_to = ColumnVector<ToFieldType>::create();
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@ -666,7 +666,7 @@ public:
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}
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if (std::is_same<ToDataType, DataTypeDateTime>::value)
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out_return_type = std::make_shared<DataTypeDateTime>(extractTimeZoneNameFromFunctionArguments(arguments, 1));
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out_return_type = std::make_shared<DataTypeDateTime>(extractTimeZoneNameFromFunctionArguments(arguments, 1, 0));
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else
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out_return_type = std::make_shared<ToDataType>();
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}
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@ -18,7 +18,7 @@ static std::string extractTimeZoneNameFromColumn(const IColumn & column)
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}
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std::string extractTimeZoneNameFromFunctionArguments(const ColumnsWithTypeAndName & arguments, size_t time_zone_arg_num)
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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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{
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/// Explicit time zone may be passed in last argument.
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if (arguments.size() == time_zone_arg_num + 1)
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@ -31,14 +31,14 @@ std::string extractTimeZoneNameFromFunctionArguments(const ColumnsWithTypeAndNam
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return {};
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/// If time zone is attached to an argument of type DateTime.
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if (const DataTypeDateTime * type = checkAndGetDataType<DataTypeDateTime>(arguments[0].type.get()))
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if (const DataTypeDateTime * type = checkAndGetDataType<DataTypeDateTime>(arguments[datetime_arg_num].type.get()))
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return type->getTimeZone().getTimeZone();
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return {};
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}
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}
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const DateLUTImpl & extractTimeZoneFromFunctionArguments(Block & block, const ColumnNumbers & arguments, size_t time_zone_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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if (arguments.size() == time_zone_arg_num + 1)
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return DateLUT::instance(extractTimeZoneNameFromColumn(*block.getByPosition(arguments[time_zone_arg_num]).column));
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@ -48,7 +48,7 @@ const DateLUTImpl & extractTimeZoneFromFunctionArguments(Block & block, const Co
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return DateLUT::instance();
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/// If time zone is attached to an argument of type DateTime.
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if (const DataTypeDateTime * type = checkAndGetDataType<DataTypeDateTime>(block.getByPosition(arguments[0]).type.get()))
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if (const DataTypeDateTime * type = checkAndGetDataType<DataTypeDateTime>(block.getByPosition(arguments[datetime_arg_num]).type.get()))
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return type->getTimeZone();
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return DateLUT::instance();
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@ -58,6 +58,7 @@ const DateLUTImpl & extractTimeZoneFromFunctionArguments(Block & block, const Co
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void registerFunctionsDateTime(FunctionFactory & factory)
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{
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factory.registerFunction<FunctionToYear>();
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factory.registerFunction<FunctionToQuarter>();
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factory.registerFunction<FunctionToMonth>();
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factory.registerFunction<FunctionToDayOfMonth>();
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factory.registerFunction<FunctionToDayOfWeek>();
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@ -73,6 +74,7 @@ void registerFunctionsDateTime(FunctionFactory & factory)
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factory.registerFunction<FunctionToStartOfFiveMinute>();
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factory.registerFunction<FunctionToStartOfHour>();
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factory.registerFunction<FunctionToRelativeYearNum>();
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factory.registerFunction<FunctionToRelativeQuarterNum>();
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factory.registerFunction<FunctionToRelativeMonthNum>();
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factory.registerFunction<FunctionToRelativeWeekNum>();
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factory.registerFunction<FunctionToRelativeDayNum>();
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@ -80,7 +82,7 @@ void registerFunctionsDateTime(FunctionFactory & factory)
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factory.registerFunction<FunctionToRelativeMinuteNum>();
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factory.registerFunction<FunctionToRelativeSecondNum>();
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factory.registerFunction<FunctionToTime>();
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factory.registerFunction<FunctionNow>();
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factory.registerFunction(FunctionNow::name, FunctionNow::create, FunctionFactory::CaseInsensitive);
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factory.registerFunction<FunctionToday>();
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factory.registerFunction<FunctionYesterday>();
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factory.registerFunction<FunctionTimeSlot>();
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@ -105,6 +107,8 @@ void registerFunctionsDateTime(FunctionFactory & factory)
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factory.registerFunction<FunctionSubtractMonths>();
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factory.registerFunction<FunctionSubtractYears>();
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factory.registerFunction(FunctionDateDiff::name, FunctionDateDiff::create, FunctionFactory::CaseInsensitive);
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factory.registerFunction<FunctionToTimeZone>();
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}
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@ -21,6 +21,8 @@
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#include <common/DateLUT.h>
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#include <Poco/String.h>
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#include <type_traits>
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@ -62,8 +64,8 @@ namespace ErrorCodes
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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);
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const DateLUTImpl & extractTimeZoneFromFunctionArguments(Block & block, const ColumnNumbers & arguments, size_t time_zone_arg_num);
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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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@ -269,6 +271,22 @@ struct ToYearImpl
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using FactorTransform = ZeroTransform;
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};
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struct ToQuarterImpl
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{
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static constexpr auto name = "toQuarter";
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static inline UInt8 execute(UInt32 t, const DateLUTImpl & time_zone)
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{
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return time_zone.toQuarter(t);
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}
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static inline UInt8 execute(UInt16 d, const DateLUTImpl & time_zone)
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{
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return time_zone.toQuarter(DayNum_t(d));
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}
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using FactorTransform = ToStartOfYearImpl;
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};
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struct ToMonthImpl
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{
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static constexpr auto name = "toMonth";
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@ -382,6 +400,22 @@ struct ToRelativeYearNumImpl
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using FactorTransform = ZeroTransform;
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};
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struct ToRelativeQuarterNumImpl
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{
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static constexpr auto name = "toRelativeQuarterNum";
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static inline UInt16 execute(UInt32 t, const DateLUTImpl & time_zone)
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{
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return time_zone.toRelativeQuarterNum(t);
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}
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static inline UInt16 execute(UInt16 d, const DateLUTImpl & time_zone)
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{
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return time_zone.toRelativeQuarterNum(DayNum_t(d));
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}
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using FactorTransform = ZeroTransform;
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};
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struct ToRelativeMonthNumImpl
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{
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static constexpr auto name = "toRelativeMonthNum";
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@ -439,9 +473,9 @@ struct ToRelativeHourNumImpl
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{
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return time_zone.toRelativeHourNum(t);
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}
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static inline UInt32 execute(UInt16, const DateLUTImpl &)
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static inline UInt32 execute(UInt16 d, const DateLUTImpl & time_zone)
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{
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throw Exception("Illegal type Date of argument for function toRelativeHourNum", ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT);
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return time_zone.toRelativeHourNum(DayNum_t(d));
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}
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using FactorTransform = ZeroTransform;
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@ -455,9 +489,9 @@ struct ToRelativeMinuteNumImpl
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{
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return time_zone.toRelativeMinuteNum(t);
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}
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static inline UInt32 execute(UInt16, const DateLUTImpl &)
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static inline UInt32 execute(UInt16 d, const DateLUTImpl & time_zone)
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{
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throw Exception("Illegal type Date of argument for function toRelativeMinuteNum", ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT);
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return time_zone.toRelativeMinuteNum(DayNum_t(d));
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}
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using FactorTransform = ZeroTransform;
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@ -471,9 +505,9 @@ struct ToRelativeSecondNumImpl
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{
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return t;
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}
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static inline UInt32 execute(UInt16, const DateLUTImpl &)
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static inline UInt32 execute(UInt16 d, const DateLUTImpl & time_zone)
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{
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throw Exception("Illegal type Date of argument for function toRelativeSecondNum", ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT);
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return time_zone.fromDayNum(DayNum_t(d));
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}
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using FactorTransform = ZeroTransform;
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@ -549,7 +583,7 @@ struct DateTimeTransformImpl
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{
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using Op = Transformer<FromType, ToType, Transform>;
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const DateLUTImpl & time_zone = extractTimeZoneFromFunctionArguments(block, arguments, 1);
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const DateLUTImpl & time_zone = extractTimeZoneFromFunctionArguments(block, arguments, 1, 0);
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const ColumnPtr source_col = block.getByPosition(arguments[0]).column;
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if (const auto * sources = checkAndGetColumn<ColumnVector<FromType>>(source_col.get()))
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@ -613,7 +647,7 @@ public:
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/// For DateTime, if time zone is specified, attach it to type.
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if (std::is_same<ToDataType, DataTypeDateTime>::value)
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out_return_type = std::make_shared<DataTypeDateTime>(extractTimeZoneNameFromFunctionArguments(arguments, 1));
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out_return_type = std::make_shared<DataTypeDateTime>(extractTimeZoneNameFromFunctionArguments(arguments, 1, 0));
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else
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out_return_type = std::make_shared<ToDataType>();
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}
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@ -844,7 +878,7 @@ struct DateTimeAddIntervalImpl
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using ToType = decltype(Transform::execute(FromType(), 0, std::declval<DateLUTImpl>()));
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using Op = Adder<FromType, ToType, Transform>;
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const DateLUTImpl & time_zone = extractTimeZoneFromFunctionArguments(block, arguments, 2);
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const DateLUTImpl & time_zone = extractTimeZoneFromFunctionArguments(block, arguments, 2, 0);
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const ColumnPtr source_col = block.getByPosition(arguments[0]).column;
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@ -931,14 +965,14 @@ public:
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if (std::is_same<decltype(Transform::execute(DataTypeDate::FieldType(), 0, std::declval<DateLUTImpl>())), UInt16>::value)
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out_return_type = std::make_shared<DataTypeDate>();
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else
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out_return_type = std::make_shared<DataTypeDateTime>(extractTimeZoneNameFromFunctionArguments(arguments, 2));
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out_return_type = std::make_shared<DataTypeDateTime>(extractTimeZoneNameFromFunctionArguments(arguments, 2, 0));
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}
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else
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{
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if (std::is_same<decltype(Transform::execute(DataTypeDateTime::FieldType(), 0, std::declval<DateLUTImpl>())), UInt16>::value)
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out_return_type = std::make_shared<DataTypeDate>();
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else
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out_return_type = std::make_shared<DataTypeDateTime>(extractTimeZoneNameFromFunctionArguments(arguments, 2));
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out_return_type = std::make_shared<DataTypeDateTime>(extractTimeZoneNameFromFunctionArguments(arguments, 2, 0));
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}
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}
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@ -960,6 +994,191 @@ public:
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};
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/** dateDiff('unit', t1, t2, [timezone])
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* t1 and t2 can be Date or DateTime
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*
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* If timezone is specified, it applied to both arguments.
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* If not, timezones from datatypes t1 and t2 are used.
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* If that timezones are not the same, the result is unspecified.
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*
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* Timezone matters because days can have different length.
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*/
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class FunctionDateDiff : public IFunction
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{
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public:
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static constexpr auto name = "dateDiff";
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static FunctionPtr create(const Context &) { return std::make_shared<FunctionDateDiff>(); };
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String getName() const override
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{
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return name;
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}
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bool isVariadic() const override { return true; }
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size_t getNumberOfArguments() const override { return 0; }
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DataTypePtr getReturnTypeImpl(const DataTypes & arguments) const override
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{
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if (arguments.size() != 3 && arguments.size() != 4)
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throw Exception("Number of arguments for function " + getName() + " doesn't match: passed "
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+ toString(arguments.size()) + ", should be 3 or 4",
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ErrorCodes::NUMBER_OF_ARGUMENTS_DOESNT_MATCH);
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if (!arguments[0]->isString())
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throw Exception("First argument for function " + getName() + " (unit) must be String",
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ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT);
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if (!arguments[1]->isDateOrDateTime())
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throw Exception("Second argument for function " + getName() + " must be Date or DateTime",
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ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT);
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if (!arguments[2]->isDateOrDateTime())
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throw Exception("Third argument for function " + getName() + " must be Date or DateTime",
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ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT);
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if (arguments.size() == 4 && !arguments[3]->isString())
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throw Exception("Fourth argument for function " + getName() + " (timezone) must be String",
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ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT);
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return std::make_shared<DataTypeInt64>();
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}
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bool useDefaultImplementationForConstants() const override { return true; }
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ColumnNumbers getArgumentsThatAreAlwaysConstant() const override { return {0, 3}; }
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void executeImpl(Block & block, const ColumnNumbers & arguments, size_t result) override
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{
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auto * unit_column = checkAndGetColumnConst<ColumnString>(block.getByPosition(arguments[0]).column.get());
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if (!unit_column)
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throw Exception("First argument for function " + getName() + " must be constant String", ErrorCodes::ILLEGAL_COLUMN);
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String unit = Poco::toLower(unit_column->getValue<String>());
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const IColumn & x = *block.getByPosition(arguments[1]).column;
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const IColumn & y = *block.getByPosition(arguments[2]).column;
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size_t rows = block.rows();
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auto res = ColumnInt64::create(rows);
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const DateLUTImpl & timezone_x = extractTimeZoneFromFunctionArguments(block, arguments, 3, 1);
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const DateLUTImpl & timezone_y = extractTimeZoneFromFunctionArguments(block, arguments, 3, 2);
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if (unit == "year" || unit == "yy" || unit == "yyyy")
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dispatchForColumns<ToRelativeYearNumImpl>(x, y, timezone_x, timezone_y, res->getData());
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else if (unit == "quarter" || unit == "qq" || unit == "q")
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dispatchForColumns<ToRelativeQuarterNumImpl>(x, y, timezone_x, timezone_y, res->getData());
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else if (unit == "month" || unit == "mm" || unit == "m")
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dispatchForColumns<ToRelativeMonthNumImpl>(x, y, timezone_x, timezone_y, res->getData());
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else if (unit == "week" || unit == "wk" || unit == "ww")
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dispatchForColumns<ToRelativeWeekNumImpl>(x, y, timezone_x, timezone_y, res->getData());
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else if (unit == "day" || unit == "dd" || unit == "d")
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dispatchForColumns<ToRelativeDayNumImpl>(x, y, timezone_x, timezone_y, res->getData());
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else if (unit == "hour" || unit == "hh")
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dispatchForColumns<ToRelativeHourNumImpl>(x, y, timezone_x, timezone_y, res->getData());
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else if (unit == "minute" || unit == "mi" || unit == "n")
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dispatchForColumns<ToRelativeMinuteNumImpl>(x, y, timezone_x, timezone_y, res->getData());
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else if (unit == "second" || unit == "ss" || unit == "s")
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dispatchForColumns<ToRelativeSecondNumImpl>(x, y, timezone_x, timezone_y, res->getData());
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else
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throw Exception("Function " + getName() + " does not support '" + unit + "' unit", ErrorCodes::BAD_ARGUMENTS);
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block.getByPosition(result).column = std::move(res);
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}
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private:
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template <typename Transform>
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void dispatchForColumns(
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const IColumn & x, const IColumn & y,
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const DateLUTImpl & timezone_x, const DateLUTImpl & timezone_y,
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ColumnInt64::Container & result)
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{
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if (auto * x_vec = checkAndGetColumn<ColumnUInt16>(&x))
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dispatchForSecondColumn<Transform>(*x_vec, y, timezone_x, timezone_y, result);
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else if (auto * x_vec = checkAndGetColumn<ColumnUInt32>(&x))
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dispatchForSecondColumn<Transform>(*x_vec, y, timezone_x, timezone_y, result);
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else if (auto * x_const = checkAndGetColumnConst<ColumnUInt16>(&x))
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dispatchConstForSecondColumn<Transform>(x_const->getValue<UInt16>(), y, timezone_x, timezone_y, result);
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else if (auto * x_const = checkAndGetColumnConst<ColumnUInt32>(&x))
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dispatchConstForSecondColumn<Transform>(x_const->getValue<UInt32>(), y, timezone_x, timezone_y, result);
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else
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throw Exception("Illegal column for first argument of function " + getName() + ", must be Date or DateTime", ErrorCodes::ILLEGAL_COLUMN);
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}
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template <typename Transform, typename T1>
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void dispatchForSecondColumn(
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const ColumnVector<T1> & x, const IColumn & y,
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const DateLUTImpl & timezone_x, const DateLUTImpl & timezone_y,
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ColumnInt64::Container & result)
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{
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if (auto * y_vec = checkAndGetColumn<ColumnUInt16>(&y))
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vector_vector<Transform>(x, *y_vec, timezone_x, timezone_y, result);
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else if (auto * y_vec = checkAndGetColumn<ColumnUInt32>(&y))
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vector_vector<Transform>(x, *y_vec, timezone_x, timezone_y, result);
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else if (auto * y_const = checkAndGetColumnConst<ColumnUInt16>(&y))
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vector_constant<Transform>(x, y_const->getValue<UInt16>(), timezone_x, timezone_y, result);
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else if (auto * y_const = checkAndGetColumnConst<ColumnUInt32>(&y))
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vector_constant<Transform>(x, y_const->getValue<UInt32>(), timezone_x, timezone_y, result);
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else
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throw Exception("Illegal column for second argument of function " + getName() + ", must be Date or DateTime", ErrorCodes::ILLEGAL_COLUMN);
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}
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template <typename Transform, typename T1>
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void dispatchConstForSecondColumn(
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T1 x, const IColumn & y,
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const DateLUTImpl & timezone_x, const DateLUTImpl & timezone_y,
|
||||
ColumnInt64::Container & result)
|
||||
{
|
||||
if (auto * y_vec = checkAndGetColumn<ColumnUInt16>(&y))
|
||||
constant_vector<Transform>(x, *y_vec, timezone_x, timezone_y, result);
|
||||
else if (auto * y_vec = checkAndGetColumn<ColumnUInt32>(&y))
|
||||
constant_vector<Transform>(x, *y_vec, timezone_x, timezone_y, result);
|
||||
else
|
||||
throw Exception("Illegal column for second argument of function " + getName() + ", must be Date or DateTime", ErrorCodes::ILLEGAL_COLUMN);
|
||||
}
|
||||
|
||||
template <typename Transform, typename T1, typename T2>
|
||||
void vector_vector(
|
||||
const ColumnVector<T1> & x, const ColumnVector<T2> & y,
|
||||
const DateLUTImpl & timezone_x, const DateLUTImpl & timezone_y,
|
||||
ColumnInt64::Container & result)
|
||||
{
|
||||
const auto & x_data = x.getData();
|
||||
const auto & y_data = y.getData();
|
||||
for (size_t i = 0, size = x.size(); i < size; ++i)
|
||||
result[i] = calculate<Transform>(x_data[i], y_data[i], timezone_x, timezone_y);
|
||||
}
|
||||
|
||||
template <typename Transform, typename T1, typename T2>
|
||||
void vector_constant(
|
||||
const ColumnVector<T1> & x, T2 y,
|
||||
const DateLUTImpl & timezone_x, const DateLUTImpl & timezone_y,
|
||||
ColumnInt64::Container & result)
|
||||
{
|
||||
const auto & x_data = x.getData();
|
||||
for (size_t i = 0, size = x.size(); i < size; ++i)
|
||||
result[i] = calculate<Transform>(x_data[i], y, timezone_x, timezone_y);
|
||||
}
|
||||
|
||||
template <typename Transform, typename T1, typename T2>
|
||||
void constant_vector(
|
||||
T1 x, const ColumnVector<T2> & y,
|
||||
const DateLUTImpl & timezone_x, const DateLUTImpl & timezone_y,
|
||||
ColumnInt64::Container & result)
|
||||
{
|
||||
const auto & y_data = y.getData();
|
||||
for (size_t i = 0, size = y.size(); i < size; ++i)
|
||||
result[i] = calculate<Transform>(x, y_data[i], timezone_x, timezone_y);
|
||||
}
|
||||
|
||||
template <typename Transform, typename T1, typename T2>
|
||||
Int64 calculate(T1 x, T2 y, const DateLUTImpl & timezone_x, const DateLUTImpl & timezone_y)
|
||||
{
|
||||
return Int64(Transform::execute(y, timezone_y))
|
||||
- Int64(Transform::execute(x, timezone_x));
|
||||
}
|
||||
};
|
||||
|
||||
|
||||
/// Get the current time. (It is a constant, it is evaluated once for the entire query.)
|
||||
class FunctionNow : public IFunction
|
||||
{
|
||||
@ -1071,7 +1290,7 @@ public:
|
||||
"Illegal type " + arguments[0].type->getName() + " of argument of function " + getName() +
|
||||
". Should be DateTime", ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT};
|
||||
|
||||
String time_zone_name = extractTimeZoneNameFromFunctionArguments(arguments, 1);
|
||||
String time_zone_name = extractTimeZoneNameFromFunctionArguments(arguments, 1, 0);
|
||||
out_return_type = std::make_shared<DataTypeDateTime>(time_zone_name);
|
||||
}
|
||||
|
||||
@ -1277,6 +1496,7 @@ public:
|
||||
|
||||
|
||||
using FunctionToYear = FunctionDateOrDateTimeToSomething<DataTypeUInt16, ToYearImpl>;
|
||||
using FunctionToQuarter = FunctionDateOrDateTimeToSomething<DataTypeUInt8, ToQuarterImpl>;
|
||||
using FunctionToMonth = FunctionDateOrDateTimeToSomething<DataTypeUInt8, ToMonthImpl>;
|
||||
using FunctionToDayOfMonth = FunctionDateOrDateTimeToSomething<DataTypeUInt8, ToDayOfMonthImpl>;
|
||||
using FunctionToDayOfWeek = FunctionDateOrDateTimeToSomething<DataTypeUInt8, ToDayOfWeekImpl>;
|
||||
@ -1294,10 +1514,10 @@ using FunctionToStartOfHour = FunctionDateOrDateTimeToSomething<DataTypeDateTime
|
||||
using FunctionToTime = FunctionDateOrDateTimeToSomething<DataTypeDateTime, ToTimeImpl>;
|
||||
|
||||
using FunctionToRelativeYearNum = FunctionDateOrDateTimeToSomething<DataTypeUInt16, ToRelativeYearNumImpl>;
|
||||
using FunctionToRelativeQuarterNum = FunctionDateOrDateTimeToSomething<DataTypeUInt32, ToRelativeQuarterNumImpl>;
|
||||
using FunctionToRelativeMonthNum = FunctionDateOrDateTimeToSomething<DataTypeUInt32, ToRelativeMonthNumImpl>;
|
||||
using FunctionToRelativeWeekNum = FunctionDateOrDateTimeToSomething<DataTypeUInt32, ToRelativeWeekNumImpl>;
|
||||
using FunctionToRelativeDayNum = FunctionDateOrDateTimeToSomething<DataTypeUInt32, ToRelativeDayNumImpl>;
|
||||
|
||||
using FunctionToRelativeHourNum = FunctionDateOrDateTimeToSomething<DataTypeUInt32, ToRelativeHourNumImpl>;
|
||||
using FunctionToRelativeMinuteNum = FunctionDateOrDateTimeToSomething<DataTypeUInt32, ToRelativeMinuteNumImpl>;
|
||||
using FunctionToRelativeSecondNum = FunctionDateOrDateTimeToSomething<DataTypeUInt32, ToRelativeSecondNumImpl>;
|
||||
|
||||
24
dbms/tests/queries/0_stateless/00537_quarters.reference
Normal file
24
dbms/tests/queries/0_stateless/00537_quarters.reference
Normal file
@ -0,0 +1,24 @@
|
||||
2017-01-01 2017-01-01 00:00:00 1 1 2017-01-01 2017-01-01 0 0
|
||||
2017-02-01 2017-02-01 00:00:00 1 1 2017-01-01 2017-01-01 0 0
|
||||
2017-03-01 2017-03-01 00:00:00 1 1 2017-01-01 2017-01-01 0 0
|
||||
2017-04-01 2017-04-01 00:00:00 2 2 2017-04-01 2017-04-01 1 1
|
||||
2017-05-01 2017-05-01 00:00:00 2 2 2017-04-01 2017-04-01 1 1
|
||||
2017-06-01 2017-06-01 00:00:00 2 2 2017-04-01 2017-04-01 1 1
|
||||
2017-07-01 2017-07-01 00:00:00 3 3 2017-07-01 2017-07-01 2 2
|
||||
2017-08-01 2017-08-01 00:00:00 3 3 2017-07-01 2017-07-01 2 2
|
||||
2017-09-01 2017-09-01 00:00:00 3 3 2017-07-01 2017-07-01 2 2
|
||||
2017-10-01 2017-10-01 00:00:00 4 4 2017-10-01 2017-10-01 3 3
|
||||
2017-11-01 2017-11-01 00:00:00 4 4 2017-10-01 2017-10-01 3 3
|
||||
2017-12-01 2017-12-01 00:00:00 4 4 2017-10-01 2017-10-01 3 3
|
||||
2018-01-01 2018-01-01 00:00:00 1 1 2018-01-01 2018-01-01 4 4
|
||||
2018-02-01 2018-02-01 00:00:00 1 1 2018-01-01 2018-01-01 4 4
|
||||
2018-03-01 2018-03-01 00:00:00 1 1 2018-01-01 2018-01-01 4 4
|
||||
2018-04-01 2018-04-01 00:00:00 2 2 2018-04-01 2018-04-01 5 5
|
||||
2018-05-01 2018-05-01 00:00:00 2 2 2018-04-01 2018-04-01 5 5
|
||||
2018-06-01 2018-06-01 00:00:00 2 2 2018-04-01 2018-04-01 5 5
|
||||
2018-07-01 2018-07-01 00:00:00 3 3 2018-07-01 2018-07-01 6 6
|
||||
2018-08-01 2018-08-01 00:00:00 3 3 2018-07-01 2018-07-01 6 6
|
||||
2018-09-01 2018-09-01 00:00:00 3 3 2018-07-01 2018-07-01 6 6
|
||||
2018-10-01 2018-10-01 00:00:00 4 4 2018-10-01 2018-10-01 7 7
|
||||
2018-11-01 2018-11-01 00:00:00 4 4 2018-10-01 2018-10-01 7 7
|
||||
2018-12-01 2018-12-01 00:00:00 4 4 2018-10-01 2018-10-01 7 7
|
||||
1
dbms/tests/queries/0_stateless/00537_quarters.sql
Normal file
1
dbms/tests/queries/0_stateless/00537_quarters.sql
Normal file
@ -0,0 +1 @@
|
||||
SELECT (toDate('2017-01-01') AS base) + INTERVAL number MONTH AS d, toDateTime(d) AS t, toQuarter(d) AS qd, toQuarter(t) AS qt, toStartOfQuarter(d) AS sqd, toStartOfQuarter(t) AS sqt, toRelativeQuarterNum(d) - toRelativeQuarterNum(base) AS qdiff_d, toRelativeQuarterNum(t) - toRelativeQuarterNum(base) as qdiff_t FROM system.numbers LIMIT 24;
|
||||
71
dbms/tests/queries/0_stateless/00538_datediff.reference
Normal file
71
dbms/tests/queries/0_stateless/00538_datediff.reference
Normal file
@ -0,0 +1,71 @@
|
||||
Various intervals
|
||||
-1
|
||||
0
|
||||
1
|
||||
-7
|
||||
-3
|
||||
1
|
||||
-23
|
||||
-11
|
||||
1
|
||||
-104
|
||||
-52
|
||||
1
|
||||
-730
|
||||
-364
|
||||
1
|
||||
-17520
|
||||
-8736
|
||||
24
|
||||
-1051200
|
||||
-524160
|
||||
1440
|
||||
-63072000
|
||||
-31449600
|
||||
86400
|
||||
Date and DateTime arguments
|
||||
-63072000
|
||||
-31449600
|
||||
86400
|
||||
Constant and non-constant arguments
|
||||
-1051200
|
||||
-524160
|
||||
1440
|
||||
Case insensitive
|
||||
-10
|
||||
Dependance of timezones
|
||||
0
|
||||
1
|
||||
1
|
||||
25
|
||||
1500
|
||||
90000
|
||||
0
|
||||
1
|
||||
1
|
||||
24
|
||||
1440
|
||||
86400
|
||||
0
|
||||
1
|
||||
1
|
||||
25
|
||||
1500
|
||||
90000
|
||||
0
|
||||
1
|
||||
1
|
||||
24
|
||||
1440
|
||||
86400
|
||||
Additional test
|
||||
1
|
||||
1
|
||||
1
|
||||
1
|
||||
1
|
||||
1
|
||||
1
|
||||
1
|
||||
1
|
||||
1
|
||||
76
dbms/tests/queries/0_stateless/00538_datediff.sql
Normal file
76
dbms/tests/queries/0_stateless/00538_datediff.sql
Normal file
@ -0,0 +1,76 @@
|
||||
SELECT 'Various intervals';
|
||||
|
||||
SELECT dateDiff('year', toDate('2017-12-31'), toDate('2016-01-01'));
|
||||
SELECT dateDiff('year', toDate('2017-12-31'), toDate('2017-01-01'));
|
||||
SELECT dateDiff('year', toDate('2017-12-31'), toDate('2018-01-01'));
|
||||
SELECT dateDiff('quarter', toDate('2017-12-31'), toDate('2016-01-01'));
|
||||
SELECT dateDiff('quarter', toDate('2017-12-31'), toDate('2017-01-01'));
|
||||
SELECT dateDiff('quarter', toDate('2017-12-31'), toDate('2018-01-01'));
|
||||
SELECT dateDiff('month', toDate('2017-12-31'), toDate('2016-01-01'));
|
||||
SELECT dateDiff('month', toDate('2017-12-31'), toDate('2017-01-01'));
|
||||
SELECT dateDiff('month', toDate('2017-12-31'), toDate('2018-01-01'));
|
||||
SELECT dateDiff('week', toDate('2017-12-31'), toDate('2016-01-01'));
|
||||
SELECT dateDiff('week', toDate('2017-12-31'), toDate('2017-01-01'));
|
||||
SELECT dateDiff('week', toDate('2017-12-31'), toDate('2018-01-01'));
|
||||
SELECT dateDiff('day', toDate('2017-12-31'), toDate('2016-01-01'));
|
||||
SELECT dateDiff('day', toDate('2017-12-31'), toDate('2017-01-01'));
|
||||
SELECT dateDiff('day', toDate('2017-12-31'), toDate('2018-01-01'));
|
||||
SELECT dateDiff('hour', toDate('2017-12-31'), toDate('2016-01-01'));
|
||||
SELECT dateDiff('hour', toDate('2017-12-31'), toDate('2017-01-01'));
|
||||
SELECT dateDiff('hour', toDate('2017-12-31'), toDate('2018-01-01'));
|
||||
SELECT dateDiff('minute', toDate('2017-12-31'), toDate('2016-01-01'));
|
||||
SELECT dateDiff('minute', toDate('2017-12-31'), toDate('2017-01-01'));
|
||||
SELECT dateDiff('minute', toDate('2017-12-31'), toDate('2018-01-01'));
|
||||
SELECT dateDiff('second', toDate('2017-12-31'), toDate('2016-01-01'));
|
||||
SELECT dateDiff('second', toDate('2017-12-31'), toDate('2017-01-01'));
|
||||
SELECT dateDiff('second', toDate('2017-12-31'), toDate('2018-01-01'));
|
||||
|
||||
SELECT 'Date and DateTime arguments';
|
||||
|
||||
SELECT dateDiff('second', toDate('2017-12-31'), toDateTime('2016-01-01 00:00:00'));
|
||||
SELECT dateDiff('second', toDateTime('2017-12-31 00:00:00'), toDate('2017-01-01'));
|
||||
SELECT dateDiff('second', toDateTime('2017-12-31 00:00:00'), toDateTime('2018-01-01 00:00:00'));
|
||||
|
||||
SELECT 'Constant and non-constant arguments';
|
||||
|
||||
SELECT dateDiff('minute', materialize(toDate('2017-12-31')), toDate('2016-01-01'));
|
||||
SELECT dateDiff('minute', toDate('2017-12-31'), materialize(toDate('2017-01-01')));
|
||||
SELECT dateDiff('minute', materialize(toDate('2017-12-31')), materialize(toDate('2018-01-01')));
|
||||
|
||||
SELECT 'Case insensitive';
|
||||
|
||||
SELECT DATEDIFF('year', today(), today() - INTERVAL 10 YEAR);
|
||||
|
||||
SELECT 'Dependance of timezones';
|
||||
|
||||
SELECT dateDiff('month', toDate('2014-10-26'), toDate('2014-10-27'), 'Europe/Moscow');
|
||||
SELECT dateDiff('week', toDate('2014-10-26'), toDate('2014-10-27'), 'Europe/Moscow');
|
||||
SELECT dateDiff('day', toDate('2014-10-26'), toDate('2014-10-27'), 'Europe/Moscow');
|
||||
SELECT dateDiff('hour', toDate('2014-10-26'), toDate('2014-10-27'), 'Europe/Moscow');
|
||||
SELECT dateDiff('minute', toDate('2014-10-26'), toDate('2014-10-27'), 'Europe/Moscow');
|
||||
SELECT dateDiff('second', toDate('2014-10-26'), toDate('2014-10-27'), 'Europe/Moscow');
|
||||
|
||||
SELECT dateDiff('month', toDate('2014-10-26'), toDate('2014-10-27'), 'UTC');
|
||||
SELECT dateDiff('week', toDate('2014-10-26'), toDate('2014-10-27'), 'UTC');
|
||||
SELECT dateDiff('day', toDate('2014-10-26'), toDate('2014-10-27'), 'UTC');
|
||||
SELECT dateDiff('hour', toDate('2014-10-26'), toDate('2014-10-27'), 'UTC');
|
||||
SELECT dateDiff('minute', toDate('2014-10-26'), toDate('2014-10-27'), 'UTC');
|
||||
SELECT dateDiff('second', toDate('2014-10-26'), toDate('2014-10-27'), 'UTC');
|
||||
|
||||
SELECT dateDiff('month', toDateTime('2014-10-26 00:00:00', 'Europe/Moscow'), toDateTime('2014-10-27 00:00:00', 'Europe/Moscow'));
|
||||
SELECT dateDiff('week', toDateTime('2014-10-26 00:00:00', 'Europe/Moscow'), toDateTime('2014-10-27 00:00:00', 'Europe/Moscow'));
|
||||
SELECT dateDiff('day', toDateTime('2014-10-26 00:00:00', 'Europe/Moscow'), toDateTime('2014-10-27 00:00:00', 'Europe/Moscow'));
|
||||
SELECT dateDiff('hour', toDateTime('2014-10-26 00:00:00', 'Europe/Moscow'), toDateTime('2014-10-27 00:00:00', 'Europe/Moscow'));
|
||||
SELECT dateDiff('minute', toDateTime('2014-10-26 00:00:00', 'Europe/Moscow'), toDateTime('2014-10-27 00:00:00', 'Europe/Moscow'));
|
||||
SELECT dateDiff('second', toDateTime('2014-10-26 00:00:00', 'Europe/Moscow'), toDateTime('2014-10-27 00:00:00', 'Europe/Moscow'));
|
||||
|
||||
SELECT dateDiff('month', toDateTime('2014-10-26 00:00:00', 'UTC'), toDateTime('2014-10-27 00:00:00', 'UTC'));
|
||||
SELECT dateDiff('week', toDateTime('2014-10-26 00:00:00', 'UTC'), toDateTime('2014-10-27 00:00:00', 'UTC'));
|
||||
SELECT dateDiff('day', toDateTime('2014-10-26 00:00:00', 'UTC'), toDateTime('2014-10-27 00:00:00', 'UTC'));
|
||||
SELECT dateDiff('hour', toDateTime('2014-10-26 00:00:00', 'UTC'), toDateTime('2014-10-27 00:00:00', 'UTC'));
|
||||
SELECT dateDiff('minute', toDateTime('2014-10-26 00:00:00', 'UTC'), toDateTime('2014-10-27 00:00:00', 'UTC'));
|
||||
SELECT dateDiff('second', toDateTime('2014-10-26 00:00:00', 'UTC'), toDateTime('2014-10-27 00:00:00', 'UTC'));
|
||||
|
||||
SELECT 'Additional test';
|
||||
|
||||
SELECT number = dateDiff('month', now() - INTERVAL number MONTH, now()) FROM system.numbers LIMIT 10;
|
||||
@ -104,6 +104,7 @@ public:
|
||||
|
||||
inline time_t toDate(time_t t) const { return find(t).date; }
|
||||
inline unsigned toMonth(time_t t) const { return find(t).month; }
|
||||
inline unsigned toQuarter(time_t t) const { return (find(t).month - 1) / 3 + 1; }
|
||||
inline unsigned toYear(time_t t) const { return find(t).year; }
|
||||
inline unsigned toDayOfWeek(time_t t) const { return find(t).day_of_week; }
|
||||
inline unsigned toDayOfMonth(time_t t) const { return find(t).day_of_month; }
|
||||
@ -122,8 +123,7 @@ public:
|
||||
|
||||
inline DayNum_t toFirstDayNumOfWeek(time_t t) const
|
||||
{
|
||||
size_t index = findIndex(t);
|
||||
return DayNum_t(index - (lut[index].day_of_week - 1));
|
||||
return toFirstDayNumOfWeek(toDayNum(t));
|
||||
}
|
||||
|
||||
/// Round down to start of month.
|
||||
@ -140,8 +140,7 @@ public:
|
||||
|
||||
inline DayNum_t toFirstDayNumOfMonth(time_t t) const
|
||||
{
|
||||
size_t index = findIndex(t);
|
||||
return DayNum_t(index - (lut[index].day_of_month - 1));
|
||||
return toFirstDayNumOfMonth(toDayNum(t));
|
||||
}
|
||||
|
||||
/// Round down to start of quarter.
|
||||
@ -181,9 +180,9 @@ public:
|
||||
return years_lut[lut[d].year - DATE_LUT_MIN_YEAR];
|
||||
}
|
||||
|
||||
inline time_t toFirstDayNumOfYear(time_t t) const
|
||||
inline DayNum_t toFirstDayNumOfYear(time_t t) const
|
||||
{
|
||||
return lut[years_lut[lut[findIndex(t)].year - DATE_LUT_MIN_YEAR]].date;
|
||||
return toFirstDayNumOfYear(toDayNum(t));
|
||||
}
|
||||
|
||||
inline time_t toFirstDayOfNextMonth(time_t t) const
|
||||
@ -302,6 +301,7 @@ public:
|
||||
|
||||
inline time_t toDate(DayNum_t d) const { return lut[d].date; }
|
||||
inline unsigned toMonth(DayNum_t d) const { return lut[d].month; }
|
||||
inline unsigned toQuarter(DayNum_t d) const { return (lut[d].month - 1) / 3 + 1; }
|
||||
inline unsigned toYear(DayNum_t d) const { return lut[d].year; }
|
||||
inline unsigned toDayOfWeek(DayNum_t d) const { return lut[d].day_of_week; }
|
||||
inline unsigned toDayOfMonth(DayNum_t d) const { return lut[d].day_of_month; }
|
||||
@ -317,8 +317,7 @@ public:
|
||||
|
||||
inline unsigned toRelativeWeekNum(time_t t) const
|
||||
{
|
||||
size_t index = findIndex(t);
|
||||
return (index + 8 - lut[index].day_of_week) / 7;
|
||||
return toRelativeWeekNum(toDayNum(t));
|
||||
}
|
||||
|
||||
/// Number of month from some fixed moment in the past (year * 12 + month)
|
||||
@ -329,8 +328,17 @@ public:
|
||||
|
||||
inline unsigned toRelativeMonthNum(time_t t) const
|
||||
{
|
||||
size_t index = findIndex(t);
|
||||
return lut[index].year * 12 + lut[index].month;
|
||||
return toRelativeMonthNum(toDayNum(t));
|
||||
}
|
||||
|
||||
inline unsigned toRelativeQuarterNum(DayNum_t d) const
|
||||
{
|
||||
return lut[d].year * 4 + (lut[d].month - 1) / 3;
|
||||
}
|
||||
|
||||
inline unsigned toRelativeQuarterNum(time_t t) const
|
||||
{
|
||||
return toRelativeQuarterNum(toDayNum(t));
|
||||
}
|
||||
|
||||
/// We count all hour-length intervals, unrelated to offset changes.
|
||||
@ -344,11 +352,21 @@ public:
|
||||
return (t + 86400 - offset_at_start_of_epoch) / 3600;
|
||||
}
|
||||
|
||||
inline time_t toRelativeHourNum(DayNum_t d) const
|
||||
{
|
||||
return toRelativeHourNum(lut[d].date);
|
||||
}
|
||||
|
||||
inline time_t toRelativeMinuteNum(time_t t) const
|
||||
{
|
||||
return t / 60;
|
||||
}
|
||||
|
||||
inline time_t toRelativeMinuteNum(DayNum_t d) const
|
||||
{
|
||||
return toRelativeMinuteNum(lut[d].date);
|
||||
}
|
||||
|
||||
/// Create DayNum_t from year, month, day of month.
|
||||
inline DayNum_t makeDayNum(UInt16 year, UInt8 month, UInt8 day_of_month) const
|
||||
{
|
||||
|
||||
Loading…
Reference in New Issue
Block a user