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redis(Connection, Command, _)and second, it can be used to exploit Redis pipelines and transactions. The second form is acticated if Request is a list. In that case, each element of the list is either a term
Command -> Replyor a simple Command. Semantically this represents a sequence of redis/3 and redis/2 calls. It differs in the following aspects:
multiand the last
exec, the commands are executed as a Redis transaction, i.e., they are executed atomically.
Procedurally, the process takes the following steps:
Command -> Replyterms.
?- redis(default, [ lpush(li,1), lpush(li,2), lrange(li,0,-1) -> List ]). List = ["2", "1"].