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AAAbstract Algorithmsabstractalgorithms.devApr 17 · 49 min read

Change Feed vs Change Stream: CDC Internals, Reliability, and When to Avoid Each

In the summer of 2023, the platform team at a fast-growing e-commerce company was handling 100,000 orders per day across three microservices: Order Service, Inventory Service, and Billing Service. All

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FSFahad Shahrisingwave.comApr 8 · 16 min read

Best CDC Tools for Real-Time Analytics in 2026

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FSFahad Shahrisingwave.comApr 7 · 14 min read

Agentic Data Architecture: A SQL-First Implementation Guide

Introduction Search for "agentic data architecture" and you will find no shortage of material. Pyramid diagrams with three to five layers. Circles labeled "orchestration" pointing to other circles labeled "context." Frameworks with names like the Rea...

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FSFahad Shahrisingwave.comApr 7 · 12 min read

Build a Continuous RAG Pipeline with Streaming SQL

Introduction You spent three weeks building a RAG pipeline. The embeddings are clean. The retrieval scores look good. The demo works perfectly. Then it goes to production, and a week later the support team starts forwarding user complaints: the assis...

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FSFahad Shahrisingwave.comApr 7 · 11 min read

How to Build a Real-Time Context Engine for AI Agents

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FSFahad Shahrisingwave.comApr 7 · 12 min read

How to Keep RAG Embeddings Fresh Automatically

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AAAbstract Algorithmsabstractalgorithms.devApr 5 · 37 min read

How CDC Works Across Databases: PostgreSQL, MySQL, MongoDB, and Beyond

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

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RLRisingWave Labsrisingwave.comApr 3 · 7 min read

Streaming CDC Data to Apache Iceberg with RisingWave

To stream CDC data to Apache Iceberg with RisingWave: connect RisingWave's built-in Postgres CDC or MySQL CDC connector to your source database, create a materialized view to shape the data, and define an Iceberg sink with type = 'upsert'. RisingWave...

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RLRisingWave Labsrisingwave.comApr 3 · 5 min read

Building a Data Vault on Apache Iceberg with RisingWave

Building a Data Vault on Apache Iceberg with RisingWave delivers the auditability and flexibility of Data Vault 2.0 with the real-time freshness of streaming CDC. RisingWave captures database changes continuously, computes hub, link, and satellite st...

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RLRisingWave Labsrisingwave.comApr 3 · 5 min read

Real-Time Apache Iceberg Ingestion from PostgreSQL CDC with RisingWave

RisingWave can stream PostgreSQL changes directly into Apache Iceberg tables in real time using its built-in postgres-cdc connector. By reading PostgreSQL's logical replication log (WAL), RisingWave captures every INSERT, UPDATE, and DELETE and write...

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#cdc

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Trending tags this week

Change Feed vs Change Stream: CDC Internals, Reliability, and When to Avoid Each

Best CDC Tools for Real-Time Analytics in 2026

Agentic Data Architecture: A SQL-First Implementation Guide

Build a Continuous RAG Pipeline with Streaming SQL

How to Build a Real-Time Context Engine for AI Agents

How to Keep RAG Embeddings Fresh Automatically

How CDC Works Across Databases: PostgreSQL, MySQL, MongoDB, and Beyond

Streaming CDC Data to Apache Iceberg with RisingWave

Building a Data Vault on Apache Iceberg with RisingWave

Real-Time Apache Iceberg Ingestion from PostgreSQL CDC with RisingWave