Redis Key Command

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Redis Key Command

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del key1 key2 ... keyn span>	Delete key is Key1,key2...keyn, space delimited.
persist key	Removes the lifetime of a given key from" volatile "(with time-to-live key) to" persistent "( A key that does not have a lifetime and never expires).
expire key seconds
Pexpire key milliseconds	This command works similarly to the EXPIRE command, but it sets the lifetime of the key in milliseconds, rather than the EXPIRE command, in seconds.
Exists key	Is there a key
keys pattern	keys * matches all keys in the database. keys H?llo matches Hello, Hallo, Hxllo, and so on. keys H*llo matches Hllo, Heeeeello, and so on. keys H[ae]llo matches hello and Hallo, but does not match Hillo. special symbol with \ separate
Type key	Returns the type of key. None,string,list,set,zset,hash
Randomkey	Randomly returns a key
Rename oldkey Newkey	Renaming
Dbsize	Returns the number of keys in the database
TTL key	For the key that has the expiration time set, the calculation is how long it will expire, in seconds.
Pttl Key	This command is similar to the TTL command, but it returns the remaining lifetime of the key in milliseconds, rather than in seconds, as in the case of the TTL command.
Select Db-index	Select the database by index, the default connection database is all 0, the default number of databases is 16. Returns 1 indicates success, 0 failed
Move Key Db-index	Move key from the current database to the specified database
Flushdb	Delete all keys in the current database, this method does not fail
Flushall	Remove all keys from all databases, this method does not fail
Sort	Http://redisdoc.com/key/sort.html

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Redis Key Command