ºÝºÝߣ

This document provides an introduction and overview of Redis, including what Redis is, its data types and structures, persistence methods, pub/sub capabilities, and use as a cache. Redis is described as an in-memory database, key-value store, and data structure server that can persist to disk. The document outlines Redis' common data types including strings, lists, sets, hashes and sorted sets, and demonstrates its pub/sub functionality. Methods for persisting data and configuring memory usage are also summarized.Read less