存储命令

----------------------------------------------------存储命令

1、set get命令

set key flags exptime bytes [noreply] value

set runoob 0 900 9

memcached

get runoob

2、add 命令

add key flags exptime bytes [noreply] value

add new_key 0 900 10

data_value

get new_key

3、replace 命令

replace key flags exptime bytes [noreply] value

add mykey 0 900 10

data_value

get mykey

replace mykey 0 900 16

some_other_value

get mykey

4、append 命令

append key flags exptime bytes [noreply] value

set runoob 0 900 9

memcached

get runoob

append runoob 0 900 5

redis

get runoob

5、prepend 命令

prepend key flags exptime bytes [noreply] value

set runoob 0 900 9

memcached

get runoob

prepend runoob 0 900 5

redis

get runoob

5、CAS 命令

cas key flags exptime bytes unique_cas_token [noreply] value

set tp 0 900 9

gets 命令获取唯一令牌。    gets tp

cas 命令更新数据           cas tp 0 900 5 1

get 命令查看数据是否更新   get tp