Optional blockingOptional dataUsed for "database" commands to enforce type checking.
Private loggerMaximum number of parameters allowed. -1 for no maximum.
Minimum number of parameters require.
Optional pubUsed when PUB/SUB is in effect.
Optional signSign is used in commands with a compliment command. The only current example is INCR/DECR. Sign is 1 for INCR and -1 for DECR
Optional txUsed in transactions to enqueue a command.
Every command must implement the execute method.
Available since 1.0.0.
TYPE key
Returns the string representation of the type of the value stored at key. The different types that can be returned are: string, list, set, zset, hash and stream.
Return value
Simple string reply: type of key, or none when key does not exist.