Hi everyone! In my previous post, I discussed how enabling Deletion Vectors helped reduce our Delta MERGE runtime from 22 minutes down to 6 minutes by eliminating write amplification.However, deferring file rewrites introduces an important architectu...
Part 3 of my series on building an enterprise data platform on Databricks is up - this one cover Gold layer design.The short version: Gold isn't just aggregated Silver. Silver maps to your source system. Gold maps to the business questions your consu...
Hey everyone,We’ve all been there: a Delta Lake MERGE job that should take 20 minutes drags on for 90 minutes, while a full overwrite of the same table finishes in under 20. When an overwrite outpaces a selective merge, it's a massive red flag that y...
