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CodeSignal

Redis Data Structures with PHP and Predis: Beyond Basics

via CodeSignal

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Overview

Building on the basics, this course dives into Redis’s more advanced data structures. Learn how to leverage sets, sorted sets, bitmaps, and geospatial indexes for efficient data handling and unique use cases.

Syllabus

  • Unit 1: Exploring Redis Sets
    • Counting Elements in a Set
    • Fix the Set Retrieval Bug
    • Add and Retrieve UNESCO World Heritage Sites
    • Managing a Set
    • Adding and Retrieving Unique Book Titles
  • Unit 2: Exploring Sorted Sets
    • Retrieve the Top 3 Players from Leaderboard
    • Retrieve Lowest Scoring Players from Leaderboard
    • Adding and Retrieving Top Scores in Sorted Set
    • Manage a Superhero Leaderboard Using a Sorted Set
    • Manage a Sorted Set for a Product Catalog
  • Unit 3: Exploring Bitmaps in Redis
    • Managing User Active Status with Bitmaps
    • Tracking User Online Status with Bitmaps
    • Using Bitmaps to Track User Activity
  • Unit 4: Discovering Geospatial Indexes
    • Calculating Distance Between Palermo and Paris
    • Changing Distance Measurement Unit to Miles
    • Geospatial Indexing for London and Paris
    • Distance Between New York and Los Angeles

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