Module: Protocol::Redis::Methods::Sets

Defined in:
lib/protocol/redis/methods/sets.rb

Overview

Methods for managing Redis sets.

Instance Method Summary collapse

Instance Method Details

#sadd(*arguments) ⇒ Object

Add one or more members to a set. O(1) for each element added, so O(N) to add N elements when the command is called with multiple arguments. See <redis.io/commands/sadd> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 15

def sadd(*arguments)
  call("SADD", *arguments)
end

#scard(*arguments) ⇒ Object

Get the number of members in a set. O(1). See <redis.io/commands/scard> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 22

def scard(*arguments)
  call("SCARD", *arguments)
end

#sdiff(*arguments) ⇒ Object

Subtract multiple sets. O(N) where N is the total number of elements in all given sets. See <redis.io/commands/sdiff> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 29

def sdiff(*arguments)
  call("SDIFF", *arguments)
end

#sdiffstore(*arguments) ⇒ Object

Subtract multiple sets and store the resulting set in a key. O(N) where N is the total number of elements in all given sets. See <redis.io/commands/sdiffstore> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 37

def sdiffstore(*arguments)
  call("SDIFFSTORE", *arguments)
end

#sinter(*arguments) ⇒ Object

Intersect multiple sets. O(N*M) worst case where N is the cardinality of the smallest set and M is the number of sets. See <redis.io/commands/sinter> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 44

def sinter(*arguments)
  call("SINTER", *arguments)
end

#sinterstore(*arguments) ⇒ Object

Intersect multiple sets and store the resulting set in a key. O(N*M) worst case where N is the cardinality of the smallest set and M is the number of sets. See <redis.io/commands/sinterstore> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 52

def sinterstore(*arguments)
  call("SINTERSTORE", *arguments)
end

#sismember(*arguments) ⇒ Object

Determine if a given value is a member of a set. O(1). See <redis.io/commands/sismember> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 60

def sismember(*arguments)
  call("SISMEMBER", *arguments)
end

#smembers(*arguments) ⇒ Object

Get all the members in a set. O(N) where N is the set cardinality. See <redis.io/commands/smembers> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 67

def smembers(*arguments)
  call("SMEMBERS", *arguments)
end

#smove(*arguments) ⇒ Object

Move a member from one set to another. O(1). See <redis.io/commands/smove> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 76

def smove(*arguments)
  call("SMOVE", *arguments)
end

#spop(*arguments) ⇒ Object

Remove and return one or multiple random members from a set. O(1). See <redis.io/commands/spop> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 84

def spop(*arguments)
  call("SPOP", *arguments)
end

#srandmember(*arguments) ⇒ Object

Get one or multiple random members from a set. Without the count argument O(1), otherwise O(N) where N is the absolute value of the passed count. See <redis.io/commands/srandmember> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 92

def srandmember(*arguments)
  call("SRANDMEMBER", *arguments)
end

#srem(*arguments) ⇒ Object

Remove one or more members from a set. O(N) where N is the number of members to be removed. See <redis.io/commands/srem> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 100

def srem(*arguments)
  call("SREM", *arguments)
end

#sscan(*arguments) ⇒ Object

Incrementally iterate Set elements. O(1) for every call. O(N) for a complete iteration, including enough command calls for the cursor to return back to 0. N is the number of elements inside the collection.. See <redis.io/commands/sscan> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 123

def sscan(*arguments)
  call("SSCAN", *arguments)
end

#sunion(*arguments) ⇒ Object

Add multiple sets. O(N) where N is the total number of elements in all given sets. See <redis.io/commands/sunion> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 107

def sunion(*arguments)
  call("SUNION", *arguments)
end

#sunionstore(*arguments) ⇒ Object

Add multiple sets and store the resulting set in a key. O(N) where N is the total number of elements in all given sets. See <redis.io/commands/sunionstore> for more details.



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# File 'lib/protocol/redis/methods/sets.rb', line 115

def sunionstore(*arguments)
  call("SUNIONSTORE", *arguments)
end