Clear redis cache
login redis: redis-cli -h 127.0.0.1 -p 6379
check all key value: keys *
delete specify index value:del key
clear all data of whole Redis server: flushall
clear all key of current database: flushdb
login redis: redis-cli -h 127.0.0.1 -p 6379
check all key value: keys *
delete specify index value:del key
clear all data of whole Redis server: flushall
clear all key of current database: flushdb