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Andy Nelson

@andynelson817.bsky.social
25 followers 30 following 30 posts

Data Engineer living in Texas

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Andy Nelson @andynelson817.bsky.social · 09/06/2025
That's awesome 😎
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Andy Nelson @andynelson817.bsky.social · 20/02/2025
Why can't you test against the current schedule vs a delayed schedule?
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Andy Nelson @andynelson817.bsky.social · 20/02/2025
Who's your favorite philosopher?😂
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Andy Nelson @andynelson817.bsky.social · 23/12/2024
Sorry to be 10 year late on the discussion
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Andy Nelson @andynelson817.bsky.social · 23/12/2024
I'm reading there's controversy on putting satellites on links in data vault. Curious if #databs has any opinions on the matter.
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Andy Nelson @andynelson817.bsky.social · 17/12/2024
Thanks Shane
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Andy Nelson @andynelson817.bsky.social · 16/12/2024
Looking for data vault 2.0 training recommendations. Gotta be pre-recorded or remote. #databs
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Andy Nelson @andynelson817.bsky.social · 13/12/2024
Never give up, never surrender 💪
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Andy Nelson @andynelson817.bsky.social · 13/12/2024
Bet that baby could possibly handle my 25 left joins I write.
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Andy Nelson @andynelson817.bsky.social · 12/12/2024
Paradime has AI tools for dbt. I haven't used them, sorry.
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Andy Nelson @andynelson817.bsky.social · 11/12/2024
Although one of the best, probably also the most boring exercise machine ever produced by Man
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Andy Nelson @andynelson817.bsky.social · 11/12/2024
I think I'm your target demographic Timo. Our team is trying to put sunset clauses on new adhoc pipelines and dashboards so at least we don't support things indefinitely.
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Andy Nelson @andynelson817.bsky.social · 11/12/2024
Honestly I think accumulating snapshots are underutilized. #databs
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Andy Nelson @andynelson817.bsky.social · 11/12/2024
Thanks for the reply Shane. But that's where I disagree with the author. I feel like I the data warehouse we can apply transformations for analytical purposes only. If there are 200 transaction codes and we put them in 5 buckets that aren't represented in the application layer, what's wrong with it?
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Andy Nelson @andynelson817.bsky.social · 09/12/2024
Not sure I understand this article. I wish the author gave examples of antipaterns of Data Engineers building business Logic in the data warehouse. I assumed unless if your doing reverse ETL the application layer needs to maintain their own business Logic. towardsdatascience.com/data-enginee...
towardsdatascience.com
Data Engineering, Redefined
How data engineering is practiced today and why we should redefine it
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Andy Nelson @andynelson817.bsky.social · 07/12/2024
Yeah I enjoyed his book. He uses some patterns from data vault without the complexity of full blown data vault.
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Andy Nelson @andynelson817.bsky.social · 06/12/2024
I've been influenced by Roberto Zagni's pragmatic data platform approach. I like the patterns he uses. youtu.be/OYrbg5q-CHo?...
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Andy Nelson @andynelson817.bsky.social · 06/12/2024
sadly I have to agree with you Matt. Not sure why Inmon is framing Kimball's approach as just data marts.
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Andy Nelson @andynelson817.bsky.social · 06/12/2024
Chapter 2 of Adamson's Star Schema covers this well. Both authors are pragmatic and allowed flexibility in their approaches. Lots of misconceptions in this space.
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Andy Nelson @andynelson817.bsky.social · 02/12/2024
Nobody doing data contracts lol
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Andy Nelson @andynelson817.bsky.social · 02/12/2024
I really am falling in love with array_agg(). I'm scared to think that my end game is me flattening and reconstructing json objects. #databs
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Andy Nelson @andynelson817.bsky.social · 01/12/2024
Reading this now. #databs
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Andy Nelson @andynelson817.bsky.social · 01/12/2024
Agreed Joe. More so than reading books (which I highly recommend). I think we need repetitive practice in our industry. I take inspiration from web developers who can build simple websites over a weekend. Many data professionals are not getting their reps in. My $.02.
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Andy Nelson @andynelson817.bsky.social · 01/12/2024
Ultimately, I provide dopamine to executives. They like seeing numbers on a screen.
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Andy Nelson @andynelson817.bsky.social · 01/12/2024
Finished these two. Really enjoyed Star Schema. Data Modeling Storytelling has some good advice too #bsdata
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Andy Nelson @andynelson817.bsky.social · 30/11/2024
I'm interested. I work in finance reporting. We take scd2 and date explode them and build periodic snapshot tables. Curious how others deal with them.
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Andy Nelson @andynelson817.bsky.social · 30/11/2024
Really like it's ability to be a "glue" database. Read directly from postgres, s3, parquet, csv , json, pandas dataframes, http urls. As a data engineer I like to sample data before building automated pipelines.
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Andy Nelson @andynelson817.bsky.social · 29/11/2024
Big fan or buying discarded corporate laptops, install SSD drive, and installing Ubuntu or Fedora. Give old tech new life.
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Andy Nelson @andynelson817.bsky.social · 29/11/2024
In data warehousing, edit, publish, but don't manufacture. #databs
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Andy Nelson @andynelson817.bsky.social · 27/11/2024
Thanks for uploading so much material. Learning a ton. @eczachly.bsky.social
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