devsnest-carnival

Day 3

Simulating a chat application using PUB-SUB

• To Subscribe the channel

  SUBSCRIBE channel [channel_name]
  

• To Publish to the channel

  PUBLISH channel [message]
  

  Demo

Basic redis commands

• SET key value
• GET key
• ttl key
• KEYS *
• DEL key
• FLUSHALL
• EXISTS key
• expire key time
• setex key time value

For Arrays

• LPUSH array value
• RPUSH array value
• LRANGE array start stop
• LPOP array
• RPOP array

For Sets

• SADD myset value
• SMEMBERS myset

For Object/Hash

• HSET key field value
• HGET key field
• HGETALL key
• HDEL key field
• HEXISTS key field