redis KEYS command

UK ['ki:z] US ['ki:z]

n.Key; key; (of music) key (plural noun of key); solution

redis KEYS command syntax

Function:Find all keys that match the given pattern pattern.

Syntax:KEYS pattern

Description:KEYS * Matches all keys in the database. KEYS h?llo matches hello , hallo and hxllo etc. KEYS h*llo matches hllo and heeeello etc. KEYS h[ae]llo matches hello and hallo , but not hillo . Special symbols are separated by \

Available version:>= 1.0.0

Time complexity:O(N), N is The number of keys in the database.

Returns:A list of keys that match the given pattern.

redis KEYS command example

redis> MSET one 1 two 2 three 3 four 4 # 一次设置 4 个 key OK redis> KEYS *o* 1) "four" 2) "two" 3) "one" redis> KEYS t?? 1) "two" redis> KEYS t[w]* 1) "two" redis> KEYS * # 匹配数据库内所有 key 1) "four" 2) "three" 3) "two" 4) "one"