关于redis中的数据类型

一、 Redis常用数据类型

Redis最为常用的数据类型主要有以下：

• String

• Hash

• List

• Set

• Sorted set

一张图说明问题的本质

图一：

图二：

代码：

/* Object types */#define REDIS_STRING 0#define REDIS_LIST 1#define REDIS_SET 2#define REDIS_ZSET 3#define REDIS_HASH 4 /* Objects encoding. Some kind of objects like Strings and Hashes can be * internally represented in multiple ways. The 'encoding' field of the object * is set to one of this fields for this object. */#define REDIS_ENCODING_RAW 0   /* Raw representation */#define REDIS_ENCODING_INT 1   /* Encoded as integer */#define REDIS_ENCODING_HT 2   /* Encoded as hash table */#define REDIS_ENCODING_ZIPMAP 3 /* Encoded as zipmap */#define REDIS_ENCODING_LINKEDLIST 4 /* Encoded as regular linked list */#define REDIS_ENCODING_ZIPLIST 5 /* Encoded as ziplist */#define REDIS_ENCODING_INTSET 6 /* Encoded as intset */#define REDIS_ENCODING_SKIPLIST 7 /* Encoded as skiplist */#define REDIS_ENCODING_EMBSTR 8 /* Embedded sds string encoding */

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原标题：关于redis中的数据类型

关键词：Redis