Blog
Managing SQL Drift: Ensuring Stability in Database Transitions
SQL drift is a significant challenge that occurs when SQL statements from an existing system produce unexpected results after migration to a new environment or system. These issues manifest in several critical ways: SQL statements may generate new execution errors, experience significant performance degradation, or yield differences in data integrity.
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RDS MySQL Aurora 3.07.0 is unusable for upgrades
Yesterday I detailed an incompatible breakage with RDS MySQL Aurora 3.06.0 , and one option stated is to upgrade to the just released 3.07.0. Turns out that does not work. It is not possible to upgrade any version of AWS RDS MySQL Aurora 3.
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Database testing for all version changes (including minor versions)
We know that SQL statement compatibility can change with major database version upgrades and that you should adequately test for them. But what about minor version upgrades? It is dangerous to assume that your existing SQL statements work with a minor update, especially when using an augmented version of an open-source database such as a cloud provider that may not be as transparent about all changes.
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Are you patching your AWS RDS MySQL 5.7 EOL databases?
Recently, I noticed a second AWS RDS MySQL 5.7 version available 5.7.44-rds.20240408. Curious what this was as 5.7.44 is the only RDS 5.7.x EOL version available, I launched an instance to discount this as errant metadata.
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The curse of MySQL warnings
MySQL warnings are an anti-pattern when it comes to maintaining data integrity. When the information retrieved from a database does not match what was entered, and this is not identified immediately, this can be permanently lost.
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What happened to Digital Tech Trek Digest?
I started 2024 with several goals. The first goal was to iterate over some weekend project ideas and actually deploy them. These were never designed to make money or have widespread value; they were an exercise in iterating over an idea in preparation for a larger project.
Read moreDigital Tech Trek Digest [#Issue 2024.12]
Falsehoods programmers believe about time zones If I told you there was a timezone 30 minutes past the hour, would you believe me? In a small section of Western Australia, there is.
Read moreDigital Tech Trek Digest [#Issue 2024.11]
In his Newsletter Solopreneur Ian Nuttal writes, “I sold my startup (again).” In 4 months URL Monitor scaled far beyond what I expected: 550+ customers 2 million indexed pages 17 million pages monitored
Read moreDigital Tech Trek Digest [#Issue 2024.10]
Google advances with vector search in MySQL, leapfrogging Oracle in LLM support As the title states, GCP is the first MySQL-managed service to offer “vector” support. Clearly the buzz-word of 2024 along with RAG, genAI and LLM is so 2023.
Read moreDigital Tech Trek Digest [#Issue 2024.09]
As an entrepreneur, pricing is an important consideration in any evaluation, development, and customer testing. In How To Price A SaaS Product , we see different pricing strategies, cost-based pricing, competitor-based pricing, penetration pricing, value-based pricing, freemium pricing.
Read moreDigital Tech Trek Digest [#Issue 2024.08]
The One Billion Row Challenge Shows That Java Can Process a One Billion Rows File in Two Seconds Well, it’s way under 2 seconds for the 1brc . The published results are in, and if you’re good, you can read 1 billion data points of weather data and analyze it.
Read moreDigital Tech Trek Digest [#Issue 2024.07]
Everything you need to know about seed funding for startups A recent call with a startup founder funded by TinySeed led me to learn about MicroConf and Rob Walling. (Thanks Tony for the info).
Read moreDigital Tech Trek Digest [#Issue 2024.06]
MySQL Belgian Days 2024 and FOSDEM 2024 In this past week, I’ve been able not just to read or watch digital content online but to meet people in person. In Brussels, first at the MySQL Belgian Days 2024 event, followed by FOSDEM 2024 .
Read moreDigital Tech Trek Digest [#Issue 2024.05]
Because the world needs better dashboards While my professional interests in Building Better Data Insights Faster rely on using visuals and narratives to show data-driven results, “Starting from first principles” is the question you have to ask.
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