Editorial Note: This is a republish, in memory of Mike who passed away too soon. You can see his memorial at sqlmemorial.org. Recently I have been working with a colleague who is doing a bit of a side projects outside of work. He's trying to expand his skillset using a pet project at home. I encouraged […]
Considering introducing continuous database integration? Learn the principles in this ThoughtWorks webinar hosted by Pramod Sadalage, expert in this discipline and author of several books about database refactoring and development.
In this article we explore schema evolution capabilities and limitations in Databricks with regular parquet format and explore schema evolution features and capabilities through delta format with inserts, appends, and overwrites.
Introduction In my last article, An Introduction to Azure Data Explorer, I discussed the process of creating and using Azure Data Explorer. Azure Data Explorer is mainly used for storing and running interactive analytics on Big Data. First, I need to create the ADX cluster. Then, one or more databases should be created inside the […]
The three themes for speakers at this year's PASS Data Community Summit are: Back to Basics, Reach for the Clouds, and Level Up. The goal here is content that covers a wide variety of areas, with many fewer restrictions from previous years. Perhaps the big thing to note for this year's event is: Free. That's […]
In this article we cover what a Common Table Expression CTE is and how to write a CTE for doing selects, inserts, deletes, updates and more.
Director at ThoughtWorks Pramod Sadalage explores trends such as rapid digital transformation and an ever-changing tech landscape, that'll change the way we work with databases and DevOps in the next 20 years.
Tesla is updating their software in a real world, real life DevOps that their customers experience every day. It impresses Steve and tempts him to get one of their cars.
This article examines how to split a data set for training and testing and evaluating our model using Python.
How to create and maintain a 'data dictionary' for your databases, in JSON format, which you can then use to add and update the table descriptions, whenever you build a new version using Flyway.
Slow-running queries can degrade your Redshift cluster’s performance and lead to increased costs. Identifying...
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If you've been here before, you know this blog is usually about SQL Server,...
I’ve been doing storage load tests for SQL Server for a long time, both...
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Comments posted to this topic are about the item How Long is a Long...
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In SQL Server 2025, a long I/O is recorded in the error log with message 833. How long much an I/O request be outstanding before this message is written to the log?
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