testing

1. September 10, 202630 min read

   What to Assert When You Test an Iceberg Pipeline

   Fixtures, in-memory catalogs, and golden metadata: the assertions that catch wrong rows, unsafe reruns, schema drift, and concurrent-write corruption in CI.

2. September 2, 202628 min read

   Synthetic Data in the Lakehouse: Generation, Governance, and Testing

   What synthetic data in a lakehouse is for, the generation methods, how to preserve fidelity, and where synthetic tables belong.

3. August 24, 202630 min read

   The Iceberg REST Catalog Compatibility Test: One Suite of Operations Every Platform Should Pass

   One suite of REST catalog operations every Iceberg platform should pass. What sameness means, where implementations diverge, and how to test it.

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