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Add function toStartOfTenMinutes().

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This commit is contained in:
Vitaly Baranov 2019-02-07 01:50:04 +03:00
parent 2556a96e9e
commit 7cbdb17f5b
6 changed files with 106 additions and 20 deletions
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16
dbms/src/Functions/DateTimeTransforms.h
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@ -188,6 +188,22 @@ struct ToStartOfFiveMinuteImpl
using FactorTransform = ZeroTransform;
};
struct ToStartOfTenMinutesImpl
{
static constexpr auto name = "toStartOfTenMinutes";
static inline UInt32 execute(UInt32 t, const DateLUTImpl & time_zone)
{
return time_zone.toStartOfTenMinutes(t);
}
static inline UInt32 execute(UInt16, const DateLUTImpl &)
{
return dateIsNotSupported(name);
}
using FactorTransform = ZeroTransform;
};
struct ToStartOfFifteenMinutesImpl
{
static constexpr auto name = "toStartOfFifteenMinutes";

2
dbms/src/Functions/registerFunctionsDateTime.cpp
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@ -21,6 +21,7 @@ void registerFunctionToStartOfQuarter(FunctionFactory &);
void registerFunctionToStartOfYear(FunctionFactory &);
void registerFunctionToStartOfMinute(FunctionFactory &);
void registerFunctionToStartOfFiveMinute(FunctionFactory &);
void registerFunctionToStartOfTenMinutes(FunctionFactory &);
void registerFunctionToStartOfFifteenMinutes(FunctionFactory &);
void registerFunctionToStartOfHour(FunctionFactory &);
void registerFunctionToStartOfISOYear(FunctionFactory &);
@ -82,6 +83,7 @@ void registerFunctionsDateTime(FunctionFactory & factory)
registerFunctionToStartOfYear(factory);
registerFunctionToStartOfMinute(factory);
registerFunctionToStartOfFiveMinute(factory);
registerFunctionToStartOfTenMinutes(factory);
registerFunctionToStartOfFifteenMinutes(factory);
registerFunctionToStartOfHour(factory);
registerFunctionToStartOfISOYear(factory);

20
dbms/src/Functions/toStartOfTenMinutes.cpp Normal file
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@ -0,0 +1,20 @@
#include <Functions/IFunction.h>
#include <Functions/FunctionFactory.h>
#include <Functions/DateTimeTransforms.h>
#include <Functions/FunctionDateOrDateTimeToSomething.h>
#include <DataTypes/DataTypesNumber.h>
namespace DB
{
using FunctionToStartOfTenMinutes = FunctionDateOrDateTimeToSomething<DataTypeDateTime, ToStartOfTenMinutesImpl>;
void registerFunctionToStartOfTenMinutes(FunctionFactory & factory)
{
factory.registerFunction<FunctionToStartOfTenMinutes>();
}
}

35
dbms/tests/queries/0_stateless/00189_time_zones.reference
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@ -58,16 +58,31 @@
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44
dbms/tests/queries/0_stateless/00189_time_zones.sql
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@ -104,19 +104,43 @@ SELECT toSecond(toDateTime(1412106600), 'Pacific/Pitcairn');
/* toStartOfMinute */
SELECT toString(toStartOfMinute(toDateTime(1412106600), 'Europe/Moscow'), 'Europe/Moscow');
SELECT toString(toStartOfMinute(toDateTime(1412106600), 'Europe/Paris'), 'Europe/Paris');
SELECT toString(toStartOfMinute(toDateTime(1412106600), 'Europe/London'), 'Europe/London');
SELECT toString(toStartOfMinute(toDateTime(1412106600), 'Asia/Tokyo'), 'Asia/Tokyo');
SELECT toString(toStartOfMinute(toDateTime(1412106600), 'Pacific/Pitcairn'), 'Pacific/Pitcairn');
SELECT toString(toStartOfMinute(toDateTime(1549483055), 'Europe/Moscow'), 'Europe/Moscow');
SELECT toString(toStartOfMinute(toDateTime(1549483055), 'Europe/Paris'), 'Europe/Paris');
SELECT toString(toStartOfMinute(toDateTime(1549483055), 'Europe/London'), 'Europe/London');
SELECT toString(toStartOfMinute(toDateTime(1549483055), 'Asia/Tokyo'), 'Asia/Tokyo');
SELECT toString(toStartOfMinute(toDateTime(1549483055), 'Pacific/Pitcairn'), 'Pacific/Pitcairn');
/* toStartOfFiveMinute */
SELECT toString(toStartOfFiveMinute(toDateTime(1549483055), 'Europe/Moscow'), 'Europe/Moscow');
SELECT toString(toStartOfFiveMinute(toDateTime(1549483055), 'Europe/Paris'), 'Europe/Paris');
SELECT toString(toStartOfFiveMinute(toDateTime(1549483055), 'Europe/London'), 'Europe/London');
SELECT toString(toStartOfFiveMinute(toDateTime(1549483055), 'Asia/Tokyo'), 'Asia/Tokyo');
SELECT toString(toStartOfFiveMinute(toDateTime(1549483055), 'Pacific/Pitcairn'), 'Pacific/Pitcairn');
/* toStartOfTenMinutes */
SELECT toString(toStartOfTenMinutes(toDateTime(1549483055), 'Europe/Moscow'), 'Europe/Moscow');
SELECT toString(toStartOfTenMinutes(toDateTime(1549483055), 'Europe/Paris'), 'Europe/Paris');
SELECT toString(toStartOfTenMinutes(toDateTime(1549483055), 'Europe/London'), 'Europe/London');
SELECT toString(toStartOfTenMinutes(toDateTime(1549483055), 'Asia/Tokyo'), 'Asia/Tokyo');
SELECT toString(toStartOfTenMinutes(toDateTime(1549483055), 'Pacific/Pitcairn'), 'Pacific/Pitcairn');
/* toStartOfTenMinutes */
SELECT toString(toStartOfFifteenMinutes(toDateTime(1549483055), 'Europe/Moscow'), 'Europe/Moscow');
SELECT toString(toStartOfFifteenMinutes(toDateTime(1549483055), 'Europe/Paris'), 'Europe/Paris');
SELECT toString(toStartOfFifteenMinutes(toDateTime(1549483055), 'Europe/London'), 'Europe/London');
SELECT toString(toStartOfFifteenMinutes(toDateTime(1549483055), 'Asia/Tokyo'), 'Asia/Tokyo');
SELECT toString(toStartOfFifteenMinutes(toDateTime(1549483055), 'Pacific/Pitcairn'), 'Pacific/Pitcairn');
/* toStartOfHour */
SELECT toString(toStartOfHour(toDateTime(1412106600), 'Europe/Moscow'), 'Europe/Moscow');
SELECT toString(toStartOfHour(toDateTime(1412106600), 'Europe/Paris'), 'Europe/Paris');
SELECT toString(toStartOfHour(toDateTime(1412106600), 'Europe/London'), 'Europe/London');
SELECT toString(toStartOfHour(toDateTime(1412106600), 'Asia/Tokyo'), 'Asia/Tokyo');
SELECT toString(toStartOfHour(toDateTime(1412106600), 'Pacific/Pitcairn'), 'Pacific/Pitcairn');
SELECT toString(toStartOfHour(toDateTime(1549483055), 'Europe/Moscow'), 'Europe/Moscow');
SELECT toString(toStartOfHour(toDateTime(1549483055), 'Europe/Paris'), 'Europe/Paris');
SELECT toString(toStartOfHour(toDateTime(1549483055), 'Europe/London'), 'Europe/London');
SELECT toString(toStartOfHour(toDateTime(1549483055), 'Asia/Tokyo'), 'Asia/Tokyo');
SELECT toString(toStartOfHour(toDateTime(1549483055), 'Pacific/Pitcairn'), 'Pacific/Pitcairn');
/* toRelativeYearNum */

9
libs/libcommon/include/common/DateLUTImpl.h
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@ -284,6 +284,15 @@ public:
inline time_t toStartOfFiveMinute(time_t t) const { return t / 300 * 300; }
inline time_t toStartOfFifteenMinutes(time_t t) const { return t / 900 * 900; }
inline time_t toStartOfTenMinutes(time_t t) const
{
if (offset_is_whole_number_of_hours_everytime)
return t / 600 * 600;
time_t date = find(t).date;
return date + (t - date) / 600 * 600;
}
inline time_t toStartOfHour(time_t t) const
{
if (offset_is_whole_number_of_hours_everytime)