Package org.apache.cassandra.cql3.functions

Class TimeFcts

java.lang.Object

org.apache.cassandra.cql3.functions.TimeFcts

public abstract class TimeFcts
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	TimeFcts.FloorDateFunction	Function that rounds a date down to the closest multiple of a duration.
static final class	TimeFcts.FloorTimestampFunction	Function that rounds a timestamp down to the closest multiple of a duration.
static final class	TimeFcts.FloorTimeUuidFunction	Function that rounds a timeUUID down to the closest multiple of a duration.
static class	TimeFcts.TemporalConversionFunction

Field Summary

Fields

Modifier and Type	Field	Description
static final NativeScalarFunction	floorTime	Function that rounds a time down to the closest multiple of a duration.
static org.slf4j.Logger	logger
static final NativeFunction	maxTimeuuidFct
static final NativeFunction	minTimeuuidFct

Constructor Summary

Constructors

Constructor	Description
TimeFcts()

Method Summary

Modifier and Type	Method	Description
static void	addFunctionsTo(NativeFunctions functions)
static NativeScalarFunction	toDate(TemporalType<?> type)	Creates a function that converts a value of the specified type into a DATE.
static NativeScalarFunction	toTimestamp(TemporalType<?> type)	Creates a function that converts a value of the specified type into a TIMESTAMP.
static NativeScalarFunction	toUnixTimestamp(TemporalType<?> type)	Creates a function that converts a value of the specified type into a UNIX timestamp.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

logger

public static org.slf4j.Logger logger

minTimeuuidFct

public static final NativeFunction minTimeuuidFct

maxTimeuuidFct

public static final NativeFunction maxTimeuuidFct

floorTime

public static final NativeScalarFunction floorTime

Function that rounds a time down to the closest multiple of a duration.

Constructor Details

TimeFcts

public TimeFcts()

Method Details

addFunctionsTo

public static void addFunctionsTo(NativeFunctions functions)

toDate

public static NativeScalarFunction toDate(TemporalType<?> type)

Creates a function that converts a value of the specified type into a DATE.

Parameters:

type - the temporal type

Returns:

a function that convert a value of the specified type into a DATE.

toTimestamp

public static NativeScalarFunction toTimestamp(TemporalType<?> type)

Creates a function that converts a value of the specified type into a TIMESTAMP.

Parameters:

type - the temporal type

Returns:

a function that convert a value of the specified type into a TIMESTAMP.

toUnixTimestamp

public static NativeScalarFunction toUnixTimestamp(TemporalType<?> type)

Creates a function that converts a value of the specified type into a UNIX timestamp.

Parameters:

type - the temporal type

Returns:

a function that convert a value of the specified type into a UNIX timestamp.