ClickHouse/src/Functions/toMillisecond.cpp
2024-03-05 11:11:18 +00:00

34 lines
1.0 KiB
C++

#include <Common/FunctionDocumentation.h>
#include <Functions/DateTimeTransforms.h>
#include <Functions/FunctionDateOrDateTimeToSomething.h>
#include <Functions/FunctionFactory.h>
namespace DB
{
using FunctionToMillisecond = FunctionDateOrDateTimeToSomething<DataTypeUInt16, ToMillisecondImpl>;
REGISTER_FUNCTION(ToMillisecond)
{
factory.registerFunction<FunctionToMillisecond>(
FunctionDocumentation{
.description=R"(
Returns the millisecond component (0-999) of a date with time.
)",
.syntax="toMillisecond(value)",
.arguments={{"value", "DateTime or DateTime64"}},
.returned_value="The millisecond in the minute (0 - 59) of the given date/time",
.examples{
{"toMillisecond", "SELECT toMillisecond(toDateTime64('2023-04-21 10:20:30.456', 3)", "456"}},
.categories{"Dates and Times"}
}
);
/// MySQL compatibility alias.
factory.registerAlias("MILLISECOND", "toMillisecond", FunctionFactory::CaseInsensitive);
}
}