This article will take you through the correct interpretation of Redis distributed lock implementation
Setnx +lua, or set key value PX milliseconds nx
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Tag: redis
Redis is used to build the e-commerce kill system
December 6, 2023
by Shannon Newton-Mason
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Second kill activity is the way most e-commerce companies choose to promote their brands at low prices. It can not only bring users to the...
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Redis pub/ SUB implementation principle
December 6, 2023
by Patrick Wilson
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When a client executes a SUBSCRIBE command to SUBSCRIBE to a channel or channels, the server associates the client with the subscribed channel in the...
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Redis source dict
December 6, 2023
by Anthony Gifford
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All KVS in Redis are stored in dict, which is very important in Redis. Let's take a look at how much memory a Redis object...
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Redis supplement
December 6, 2023
by Linda Newman
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Describes the process of redis master-slave replication stage and the instruction operation between the process, the problem between the master-slave replication is described, introduces the...
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Long connection/Websocket /SSE and other mainstream server push technology comparison
December 6, 2023
by Mr. Maurice Page
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This article will introduce several ways commonly used on the Web, hoping to give some inspiration to the students who need to push messages on...
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Redis actual combat – to achieve mybatis distributed cache
December 6, 2023
by Jeffery Chavez
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Mybatis will store every query result in a map object. If the query is repeated next time, it will be performed again. Mybatis will store...
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Use Redis in Spring
December 6, 2023
by Neysa Malhotra
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The redis connection driver, the most used by far, should be Jedis. The latest is 3.3.0. Spring provides a RedisConnectionFactory interface that generates a RedisConnection...
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Read the Sentinel mechanism of Redis
December 6, 2023
by Dana Robertson
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The Sentinel mechanism (Sentinel) is a Redis solution to high availability: it is a Sentinel system consisting of one or more Sentinel instances. The image...
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Introduction to Redis
December 6, 2023
by Karen Wallace
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Redis Overview Data type Redis supports the following five data structure types: String: String List: List (ordered and repeatable) Set: Set (unordered and non-repeatable) Hash:...
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This article provides an in-depth look at Redis’s disk persistence mechanism
December 6, 2023
by Jeremy Acevedo
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Redis is an in-memory database. Data is stored in the memory. To avoid permanent data loss caused by process exit, data in Redis must be...
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Consistent hash algorithm in Redis application | Java development practice
December 6, 2023
by Michael Murphy
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This is the first day for me to participate in the more text challenge. This article is participating in the "Java Theme month - Java...
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How to build MySQL operation and maintenance system
December 6, 2023
by Dr. Sam Smith
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On October 20, 2018, Zhou Yanwei, founder of source Database Forum (ODF), shared his speech "Using ArkControl to realize MySQL Operation and Maintenance System Construction"...
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Why is Redis slower?
December 6, 2023
by 葉惠如
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As an in-memory database, Redis has very high performance, with QPS of a single instance reaching about 10W. However, when we use Redis, we often...
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From app to bottom 36 images take you into the world of Redis
December 6, 2023
by 張惠婷
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In C language, String is represented by char[] array. Source code uses SDS(Simple Dynamic String) to encapsulate char[], which is the smallest unit of Redis...
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Education learning – Notes sharing “Awakening” III
December 6, 2023
by Saanvi Hari
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Because the persistence process of Redis cannot guarantee data loss, therefore, a single Redis cannot guarantee high availability, so we adopt the way of multi-machine...
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Golden three silver four job-hopping season, Java interview outline
December 6, 2023
by Scott Hernandez
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Job hopping happens all the time, but I suggest you think about why you want to jump ship before you do. Must not follow the...
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Why is Redis single threaded? Why such high performance?
December 6, 2023
by Prisha Dugar
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Note: Redis single threading refers to the fact that the network request module uses one thread, i.e. one thread to process all network requests, while...
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REDIS is used to achieve distributed caching
December 6, 2023
by Taylor Stein
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Redis is based on memory, persistent log, key-value database high-performance storage system, and provides a variety of language API. String is a good storage method,...
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Redis 8 big data types, very well written!
December 6, 2023
by Katie Lambert
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NoSQL development in more or less will be used, but also the interview must ask knowledge points. I've been asked about every interview in the...
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Redis memory database notes
December 6, 2023
by Brent Carroll
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Redis is a database based on key-value pairs, in which value can be a string, hash, list, set, zset and other data structures, which can...
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Landing Redis persistence strategy, the leader gave me a raise again
December 6, 2023
by Navya Korpal
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When Redis provides external data access services, it uses data resident in memory. If only the data is stored in the memory, all data will...
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Redis data type String
December 6, 2023
by Kirk Martin
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Associate the string value value with the Key using the redis-key command meaning and the return value set. If key already holds another value, SET...
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Cache 4 – Redis persists RDB
December 6, 2023
by Christopher White
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Redis persistency Another method: RDB snapshot RDB snapshot: a snapshot (in binary format) of the memory data generated at a certain point is written to...
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Redis multi-machine capabilities: replication, sentry, and clustering
December 6, 2023
by Stephen Smith
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Redis as a support distributed database, multi-machine operation is particularly important, this paper on Redis multi-machine function of replication, sentry and cluster functions to do...
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Redis Basic – Data types and common commands – under
December 6, 2023
by Faiyaz Dugar
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Picking up where WE left off, this article will continue documenting the other two data types in redis data structures, portals: Redis base-data types and...
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6. Redis Persistence (AOF)
December 6, 2023
by Shray Uppal
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AOF Persistent data is stored by default in an AOF file named appendone. AOF in the directory specified in dir, and information about the persistent...
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Redis series – Redis data structures
December 6, 2023
by Michael Hart
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When a numeric operation is encountered, Redis converts the string type to a numeric value. Because INCR and other instructions themselves have the characteristics of...
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Redis scan command step pit, do not misuse!!
December 6, 2023
by Frank Green
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I thought I was quite familiar with redis command, all kinds of data models based on Redis SAO operation. However, recently I stepped on a...
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Redis is getting old, what kind of antique client are you still using?
December 6, 2023
by Kanav Sen
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A few days ago, Antirez, the founder of Redis, announced on his personal blog that he would end his Redis tour! Big God tired, Redis...
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