redis.clients.jedis.params

Class SUnionCardParams

java.lang.Object

redis.clients.jedis.params.SUnionCardParams

All Implemented Interfaces:

IParams

public class SUnionCardParams
extends java.lang.Object
implements IParams

Parameters for the SUNIONCARD command. Options are emitted in the canonical order: APPROX before LIMIT.

Usage examples:

   new SUnionCardParams().approx().limit(1000)
   SUnionCardParams.sUnionCardParams().limit(3)
 

Since:

8.0

Constructor Summary

Constructors

Constructor and Description
SUnionCardParams()

Method Summary

Modifier and Type	Method and Description
void	addParams(CommandArguments args)
SUnionCardParams	approx() Return an approximate cardinality using HyperLogLog (standard error ~0.81%).
boolean	equals(java.lang.Object o)
int	hashCode()
SUnionCardParams	limit(long limit) Cap the returned cardinality at limit.
static SUnionCardParams	sUnionCardParams()

Methods inherited from class java.lang.Object

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

Constructor Detail

SUnionCardParams

public SUnionCardParams()

Method Detail

sUnionCardParams

public static SUnionCardParams sUnionCardParams()

approx

public SUnionCardParams approx()

Return an approximate cardinality using HyperLogLog (standard error ~0.81%).

Returns:

SUnionCardParams

limit

public SUnionCardParams limit(long limit)

Cap the returned cardinality at limit. LIMIT 0 means no limit.

Parameters:

limit - non-negative cap

Returns:

SUnionCardParams

addParams

public void addParams(CommandArguments args)

Specified by:

addParams in interface IParams

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object