Dec 3, 2025 · 16 min read · The promise of distributed systems - scalability, resilience, and independent deployability - often comes with a steep price: managing data consistency across multiple, autonomous services. As systems decompose from monoliths into microservices, the ...
Join discussionMay 30, 2024 · 2 min read · Safety: Something that must never happen in a correct system. Liveness: Something that must eventually happen in a correct system.. We will use a banking system as an example in this article. Safety: We can't let users withdraw or transfer more money...
Join discussionMay 29, 2024 · 12 min read · Transactions Before we look into distributed transactions, it is important we understand transactions. What is a transaction? A transaction is a set of operations executed as a single, indivisible unit of work on a database ensuring ACID (Atomicity, ...
Join discussionAug 19, 2023 · 5 min read · Concept Two-phase commit (2PC) is a protocol that ensures atomicity across multiple applications that use different database connections. This protocol (a specialized type of consensus protocol) achieves its goal even in many cases of temporary syste...
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Mar 25, 2023 · 2 min read · If you're building a distributed system with PostgreSQL as the database backend, you might have encountered issues with managing transactions across multiple nodes. When a transaction spans multiple databases, ensuring atomicity and consistency can b...
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