OLake Architecture - Fast, Modular & Scalable Data Pipeline
Explore OLake's architecture for real-time MongoDB to Iceberg replication. Learn about snapshotting, CDC, parallel processing, and open data formats.
Blogs on OLake
Engineering posts from the OLake team on database replication, CDC, Apache Iceberg, lakehouse tooling and OLake release news.
OLake Go vs Debezium + Kafka | CDC Performance & Ease of Use
Compare OLake Go and Debezium+Kafka CDC tools on speed, setup ease, scalability, and cost. OLake Go offers faster, simpler, and cheaper real-time replication.
Debezium Kafka Issues: 13 CDC Problems & Alternative
Explore common Debezium and Kafka CDC challenges including setup complexity, overhead, schema changes, and why OLake Go is a faster, simpler alternative.
MongoDB CDC with Debezium & Kafka: Setup Guide
Set up MongoDB CDC with Debezium and Kafka: how oplog and change streams work, connector configuration, best practices, deployment options and trade-offs.
MongoDB Sync Strategies | Real-Time Data Replication & Challenges
Learn about MongoDB real-time sync strategies incremental, oplog-based, change streams, and how to overcome common data engineering challenges.
Flatten Nested JSON in Python, Pandas & PySpark
Five ways to flatten nested JSON and arrays into SQL tables with Python, pandas json_normalize and PySpark, plus how Airbyte, Hevo and Fivetran do it.