Grokking the System Design Interview
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almov
Max alias length == 16?

almov

Feb 3, 2024

"Let’s assume users can specify a maximum of 16 characters per customer key (as reflected in the above database schema)" Why 16 characters? Where it is reflected?

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On this page

  1. Why do we need URL shortening?

Try it yourself

Designing URL Shortener (video)

  1. Requirements and Goals of the System
  1. Capacity Estimation and Constraints
  1. System Interface Definition
  1. Create Short URL API
  1. Redirect API
  1. Analytics API
  1. URL Management API
  1. Delete Short URL API
  1. Database Design
  1. Basic System Design and Algorithm

a. Encoding actual URL

b. Generating keys offline

  1. Data Partitioning and Replication
  1. Cache
  1. Load Balancer (LB)
  1. Purging or DB cleanup
  1. Telemetry
  1. Security and Permissions