the iceberg book (early release 2)
while i’m bummed my name is no longer on this early release of the optimizing iceberg book, i’m happy to report it is all my content
chasing new cheese (my cheese moved)
things never stay the same and i’m trying to adapt to change quickly as the quicker you let go of the old cheese, the sooner you can enjoy the new cheese
lakehouse lab (short-form video series)
lakehouse lab short-form video show has formally launched; a new episode will be published each week and tool, process, and topic suggestions are encouraged
well, shoot… (i guess i do like writing queries via chat)
i actually like writing code and did not imagine i would enjoy just asking my business data analysis questions with natural language, but i’m nothing if not flexible and open to reevaluating my opinions
what is driving the semantic layer revival? (ai can’t live without it)
decades later semantic layers are still a good idea. will the value they provide agentic ai finally be the reason enterprises build & maintain these valuable business context dictionaries?
my iceberg book (early release 1)
super stoked to announce the first early release of my upcoming o’reilly book, optimizing your apache iceberg lakehouse, has been published — pull down the pdf and let me know what you think
don’t lead your chat-based llm (it wants to please)
ai tools want to please us, but their overly-agreeable responses are tweaked to make use happy, not necessarily provide the right, or best, response — don’t trust the response at face value!
understanding iceberg deletion vectors (and enjoying some humble pie)
for or a given iceberg snapshot, there can be 0 or 1 deletion vector per data file & a deletion vector cannot span more than one data file
my freewrite alternative (under $200)
a smart typewriter, freewrite, is made of a simple keyboard, a tiny e-ink display, a low capacity flash card, and a low-bandwith wifi card – my first car didn’t cost $750
building trino data pipelines (with sql or python)
trino is well-known as a fast query engine, but it is also a robust transformation processing engine that allows data engineers to developer in sql and/or python
Follow My Blog
Get new content delivered directly to your inbox.