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CodeSignal

Introduction to Redis with Node.js and ioredis

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Overview

Redis is an in-memory data structure store used as a database, cache, and message broker. This course introduces the essential concepts and operations of Redis, including connecting to a Redis server, working with numbers, performing basic operations, and handling data structures such as lists and hashes using Node.js.

Syllabus

  • Unit 1: Connecting to a Redis Server Using ioredis
    • Store and Retrieve a Value in Redis Using ioredis
    • Set and Retrieve Multiline String in Redis
    • Fixing Redis Key Retrieval Error
    • Store Retrieve and Delete a String in Redis Using ioredis
    • Connect to Redis and Manage Key-Value Pairs
  • Unit 2: Working with Numbers in Redis
    • Debugging Redis Count Increment Task
    • Fill in Missing Parts of Redis Script in JavaScript
    • Connect to Redis and Manage Numeric Values
  • Unit 3: Operations with Numbers in Redis
    • Modify Redis Operations with Float and Integer Adjustments
    • Fixing Redis Numeric Operations Bug
    • Increment and Decrement Values in Redis
    • Performing Numeric Operations on Redis Keys Using JavaScript
  • Unit 4: Introduction to Redis Lists
    • Using lPush to Add Items to a Redis List
    • Print First Two Students from Redis List
    • Identify and Fix the Bug in Redis Student List
    • Retrieve and Modify Student List in Redis
    • Adding and Retrieving Movies in Redis List
    • Creating a Redis List with Book Titles in JavaScript
  • Unit 5: Understanding Redis Hashes
    • Remove a Field from a Redis Hash
    • Retrieve Specific Field from Redis Hash
    • Identifying and Fixing Redis Hash Retrieval Error
    • Storing and Retrieving Movie Details with Redis Hash
    • Storing and Retrieving Travel Destination Details with Redis Hashes

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