Package org.apache.cassandra.cql3.functions

Class TimeFcts

java.lang.Object

org.apache.cassandra.cql3.functions.TimeFcts

public abstract class TimeFcts
extends java.lang.Object

Nested Class Summary

Nested Classes

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

Field Summary

Fields

Modifier and Type	Field	Description
static NativeScalarFunction	dateOfFct	Deprecated. Replaced by the toTimestamp(org.apache.cassandra.db.marshal.TemporalType<?>) function
static NativeScalarFunction	floorTime	Function that rounds a time down to the closest multiple of a duration.
static org.slf4j.Logger	logger
static Function	maxTimeuuidFct
static Function	minTimeuuidFct
static NativeScalarFunction	unixTimestampOfFct	Deprecated. Replaced by the toUnixTimestamp(org.apache.cassandra.db.marshal.TemporalType<?>) function

Constructor Summary

Constructors

Constructor	Description
TimeFcts()

Method Summary

Modifier and Type	Method	Description
static java.util.Collection<Function>	all()
static Function	now(java.lang.String name, TemporalType<?> type)
static NativeScalarFunction	toDate(TemporalType<?> type)	Creates a function that convert a value of the specified type into a DATE.
static NativeScalarFunction	toTimestamp(TemporalType<?> type)	Creates a function that convert a value of the specified type into a TIMESTAMP.
static NativeScalarFunction	toUnixTimestamp(TemporalType<?> type)	Creates a function that convert a value of the specified type into an UNIX timestamp.

Methods inherited from class java.lang.Object

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

Field Detail

logger

public static org.slf4j.Logger logger

minTimeuuidFct

public static final Function minTimeuuidFct

maxTimeuuidFct

public static final Function maxTimeuuidFct

dateOfFct

public static final NativeScalarFunction dateOfFct

Deprecated.

Replaced by the toTimestamp(org.apache.cassandra.db.marshal.TemporalType<?>) function

Function that convert a value of TIMEUUID into a value of type TIMESTAMP.

unixTimestampOfFct

public static final NativeScalarFunction unixTimestampOfFct

Deprecated.

Replaced by the toUnixTimestamp(org.apache.cassandra.db.marshal.TemporalType<?>) function

Function that convert a value of type TIMEUUID into an UNIX timestamp.

floorTime

public static final NativeScalarFunction floorTime

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

Constructor Detail

TimeFcts

public TimeFcts()

Method Detail

all

public static java.util.Collection<Function> all()

now

public static final Function now(java.lang.String name,
                                 TemporalType<?> type)

toDate

public static final NativeScalarFunction toDate(TemporalType<?> type)

Creates a function that convert 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 final NativeScalarFunction toTimestamp(TemporalType<?> type)

Creates a function that convert 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 final NativeScalarFunction toUnixTimestamp(TemporalType<?> type)

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

Parameters:

type - the temporal type

Returns:

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