In large-scale systems, reads dominate writes.Users expect fast responses, whether they’re searching, scrolling feeds, or loading product pages. This is why indexing and read optimization are critical parts of system design. In this blog, we’ll cover how indexes work, their trade-offs, and how search systems optimize reads at scale. What Is an Index? An index […]
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As systems grow, data becomes the hardest part to scale.Choosing the right database model and scaling strategy directly impacts performance, availability, consistency, and cost. In this blog, we’ll go deeper into SQL vs NoSQL, sharding, and replication, covering all essential concepts needed for real-world system design and interviews. SQL vs NoSQL Databases SQL Databases (Relational)
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As systems grow, performance and scalability become critical.Most real-world applications cannot rely on databases alone. This is where caching and proper storage choices play a key role in system design. In this blog, we’ll cover why caching is needed, how databases differ, and basic storage types—keeping it simple and practical. Why Caching Is Needed Databases
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