Interface HyperLogLogCommands<K,V>
- Type Parameters:
K
- the type of the keyV
- the type of the value stored in the sets
- All Superinterfaces:
RedisCommands
- All Known Implementing Classes:
BlockingHyperLogLogCommandsImpl
Allows executing commands from the
hyperloglog
group.
See the hyperloglog command list for further information about
these commands.
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Method Summary
Methods inherited from interface io.quarkus.redis.datasource.RedisCommands
getDataSource
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Method Details
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pfadd
Execute the command PFADD. Summary: Adds the specified elements to the specified HyperLogLog. Group: hyperloglog Requires Redis 2.8.9- Parameters:
key
- the keyvalues
- the values- Returns:
true
at least 1 HyperLogLog internal register was altered.false
otherwise.
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pfmerge
Execute the command PFMERGE. Summary: Merge N different HyperLogLogs into a single one. Group: hyperloglog Requires Redis 2.8.9- Parameters:
destkey
- the keysourcekeys
- the source keys
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pfcount
Execute the command PFCOUNT. Summary: Return the approximated cardinality of the set(s) observed by the HyperLogLog at key(s). Group: hyperloglog Requires Redis 2.8.9- Returns:
- The approximated number of unique elements observed via PFADD.
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