Data Bytes & Insights
Jonathon KindredWelcome to Data Bytes & Insights, the right place for all things data. Covering topics like best practices, upcoming trends and teaching new skill sets.
| Platform |  | Pricing | Only free issues | Publishes | Daily |
|---|---|---|---|---|---|
| Issues | 80 | Subscribers | Read | databytesandinsights.substack.com |
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Latest Issues
Recent posts by this newsletter. Browse the email archive.
Day 09 of SQL for Data Engineers: Databases, Schemas & Namespaces
In today edition we’ll organise your world: environments, databases/schemas, and namespaces. You’ll learn clean naming conventions, how to fully qualify objects, how to set defaults safely, and how to apply least-privilege grants so your Me...
Day 08 of SQL for Data Engineers: Dates, Time Zones & Watermarks
Today we’ll kick off week 2 of the series by making time your friend. You’ll learn date math, safe time-window filters, how to store in UTC and display in local time, and how to run incremental loads with a high-watermark so your pipelines ...
Day 07 of SQL for Data Engineers: Text Cleaning & Regex
Today we’ll cover making messy strings usable. You’ll standardise case and whitespace, derive fields (like email domains), validate text with patterns/regex, and learn where text cleaning belongs in a medallion flow so your queries stay fas...
Day 06 of SQL for Data Engineers: CASE Expressions & Business Rules
With todays post. we’ll turn messy real-world data into tidy, useful columns using `CASE`. You’ll build flags, buckets, and canonical labels, learn how condition order affects results, and see when to replace big `CASE` blocks with a lookup...
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Authors
The writers behind this newsletter.
Data | AI | Cyber Security: 10+ years in the tech industry building scalable and well governed data platforms. Bringing a wealth of experience and knowledge to everyone as knowledge shouldn't be hoarded, it should be shared.
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