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#distributed-transactions

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6 articles

Distributed Transactions Part 1: The Death of ACID

Distributed Transactions Part 1: The Death of ACID In a monolith, data consistency is easy. You wrap your code in a database transaction, and the database guarantees that either everything happens or nothing happens. In…

Apr 20, 20262 min read

Deep DiveDistributed Transactions Mastery

#distributed-transactions#acid#microservices

System DesignAdvanced

Distributed Transactions Part 2: The Blocking Trap

Part 2: The Blocking Trap Two-Phase Commit (2PC) is the most famous distributed transaction protocol, but it is rarely used in high-scale cloud environments. Why? Because it is blocking. 1. The Handshake 2PC involves a C…

Apr 20, 20262 min read

Deep DiveDistributed Transactions Mastery

#distributed-transactions#2pc#3pc

System DesignBeginner

The Saga Pattern: Managing Distributed Transactions in NoSQL

The Saga Pattern: Consistency Without Distributed Locks In a microservices architecture, a single business process (like "Order Placement") often spans multiple services and databases. Since NoSQL databases don't support…

Apr 20, 20262 min read

Deep Dive

#distributed-transactions#microservices#saga-pattern

System DesignAdvanced

System Design: Designing a Digital Wallet and Ledger System

System Design: Designing a Digital Wallet and Ledger System Designing a digital wallet (like PayPal, Venmo, or AliPay) is a masterclass in data integrity. In fintech, "eventual consistency" is often not enough. You need…

Apr 20, 20263 min read

Deep Dive

#system-design#digital-wallet#ledger

System DesignAdvanced

System Design: Distributed Transactions (2PC and 3PC)

Distributed Transactions: 2PC and 3PC Achieving ACID guarantees across multiple independent databases is the "Holy Grail" of distributed systems. While Sagas are popular for microservices, the classic protocols Two-Phase…

Apr 20, 20262 min read

Deep Dive

#system-design#distributed-transactions#2pc

System DesignAdvanced

System Design: Managing Distributed Transactions with the Saga Pattern

System Design: Managing Distributed Transactions with the Saga Pattern In a monolithic architecture, a single database transaction guarantees ACID properties across all operations. In a microservices architecture, a sing…

Apr 20, 20263 min read

Deep Dive

#system-design#microservices#saga-pattern