Redis协议规范

Redis协议规范

redis基于请求响应模型，协议力求简单、快捷，详情请参考官方规范文档。

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例子

请求

命令	协议格式
LLEN mylist	"*2\r\n$4\r\nLLEN\r\n$6\r\nmylist\r\n

响应

响应类型	响应内容
Simple Strings	+OK\r\n
Errors	-ERR unknown command 'foobar'\r\n
Errors	-WRONGTYPE Operation against a key holding the wrong kind of value
Integers	:1000\r\n
Bulk Strings	$6\r\n\foobar\r\n
Bulk Strings	$0\r\n\r\n
Bulk Strings	$-1\r\n
Arrays	*0\r\n
Arrays	*2\r\n$3\r\nfoo\r\n$3\r\nbar\r\n
Arrays	*2\r\n*3\r\n:1\r\n:2\r\n:3\r\n*2\r\n+Foo\r\n-Bar\r\n