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FREE · TOPIC 218

SQL-Backed Key-Value Store

527 words·Updated 2026-07-18·
#system-design#databases#key-value
Accompanying Lab
TTL Cache Reaper
An in-memory TTL cache that stores absolute expiry timestamps, enforces lazy expiration on reads, and reclaims memory with active sweeps.
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Primary References & Engineering Sources
  • ·[[wiki/arpit-relational-databases]]
  • ·[[wiki/relational-database-design]]
  • ·[[wiki/database-indexing]]
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