(04)redis中关于key的操作命令

  (01)设置key的生存时间:expire key second

  (02)查看key的剩余生存时间:ttl key

  (03)查看所有的key:keys *

  (04)查看所有以asdf开头的key:keys asdf*

  (05)判断key是否存在:exists key

  (06)删除一个key:del key

  (07)给key重命名:rename oldkey newkey

  (08)返回值的类型:type key

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转载自www.cnblogs.com/javasl/p/12099043.html
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