What Are MySQL Binlogs? Types, Replication, Recovery
MySQL binlogs record every data change. Learn the statement, row and mixed formats, how replication and point-in-time recovery use them, and key pitfalls.
Blogs on OLake
Engineering posts from the OLake team on database replication, CDC, Apache Iceberg, lakehouse tooling and OLake release news.
Data Lake vs Delta Lake: Key Differences & Use Cases Explained
Compare Data Lakes and Delta Lake on data structure, ACID support, performance, governance, and use cases for effective big data management.
BSON vs JSON vs JSONB: Differences and Use Cases
JSON is text, BSON and JSONB are binary. Compare storage size, query speed, indexing and data types, and see when to use each in MongoDB or PostgreSQL.
Apache Paimon vs. Apache Iceberg - A Detailed Comparison
Apache Paimon vs Apache Iceberg compared on use case, streaming support, compaction, concurrency and engine support, with guidance on when to pick each.
Why Move to Apache Iceberg? A Guide to Open, Multi-Engine Lakes
What Apache Iceberg is, why teams adopt it for multi-engine access and row-level updates, how it compares with alternatives, and the pitfalls to know.
Data Partitioning in AWS S3, how we did it and why?
Data partitioning in AWS S3: why OLake partitions its output, how the approach works with examples, and best practices for time-based partitions.