SADD: Adds the specified member(s) to the set.The Redis platform includes several built-in commands for working with set data structures, including: Because strings in Redis are more flexible than strings in Java, in practice you can use sets to store any type of object. In Redis, sets are unordered collections of strings. ![]() Sets are one of the five fundamental data types in Redis, along with lists, hashes, sorted sets, and strings. Redis is an open-source, in-memory data structure store used to implement NoSQL key-value databases, caches, and message brokers. In exchange for sorting the elements, however, you sacrifice efficiency: add, remove, and lookup operations have logarithmic time complexity (which is still very fast for most use cases).
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