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peter_shen
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glloevyp@163.com 1
Key-Value Store(in memory) 2
Data structure server • String • List • Set • Sorted set • Hash http://redis.io/commands 3
Persistence • snapshot • aof+rewrite 4
Transactions • Multi • Commands • Exec/discard 5
Pipeline 6
Pub/Sub • Publish channel mesg • (p)subscribe/(p)unsubscribe channel1 [channel2…] 7
Master/Slave 8
Consistent hashing algorithm • Add a node • Remove a node A B C 9
Redis clients • c/c++/object-c/c#/java/lua/node.js/perl/php/python/ruby/go… • Hiredis: • redisContext *conn = redisConnect(host, port) • redisReply *reply = redisCommand(conn, cmd) • freeReplyObject(reply) • redisFree(conn) 10
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Redis