3d ago · 6 min read · How I Recovered a Broken AI-Delegated Data Pipeline in Two Days This post is less of a success story and more of a repair log. It started with a simple request: "Instead of searching by university, I want to find schools based on the department I wa...
Join discussion4d ago · 25 min read · TLDR: Cosmos DB's six API modes are wire-protocol compatibility layers over one shared ARS storage engine — except PostgreSQL (Citus), which is genuinely different. Every API emulates its native database incompletely, and those gaps are structural, n...
Join discussion4d ago · 37 min read · TLDR: NoSQL databases trade cross-entity atomicity for scale — and every database draws that atomicity boundary in a different place. MongoDB's boundary is the document (pre-4.0) or the replica set (4.0+ multi-doc transactions). DynamoDB's boundary i...
Join discussion5d ago · 6 min read · Handling large volumes of data efficiently is one of the biggest challenges in modern applications. As datasets grow into millions of records, basic queries can become slow and resource-intensive, imp
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4d ago · 37 min read · A data engineering team at a fintech company built what they believed was a robust Change Data Capture pipeline: three source databases (PostgreSQL, MongoDB, and Cassandra), Debezium connectors wired to Kafka, and a downstream data warehouse receivin...
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