The YugaByte Database Blog

Thoughts on open source, cloud native and distributed databases

Polyglot Persistence vs. Multi-API/Multi-Model: Which One For Multi-Cloud?

Modern app architectures rely on data with different models and access patterns. Polyglot persistence, first introduced in 2011, states that each such data model should be powered by an independent database that is purpose-built for that model. The original intent was to look beyond relational/SQL databases to the emerging world of NoSQL.


Polyglot Persistence in Action at an E-Commerce App (Source: Martin Fowler)

The Messy Reality of Polyglot Persistence

Polyglot persistence is not free of costs — it leads to increased complexity across the board.

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Building a Strongly Consistent Cassandra with Better Performance

In an earlier blog on database consistency, we had a detailed discussion on the risks and challenges applications face in dealing with eventually consistent NoSQL databases. We also dispelled the myth that eventually consistent DBs perform better than strongly consistent DBs. In this blog, we will look more closely into how YugaByte DB provides strong consistency while outperforming an eventually consistent DB like Apache Cassandra.

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