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Understanding and using indexes on SQL Server

Understanding Indexes in SQL

Alex Karp is one of the most dangerous men alive. He’s the CEO of Palantir, a company the builds AI powered surveillance and “kill technology”. They’ve been powering a lot of the modern day warfare abroad but many of you might not realize how much power they have over you, right at home in the US. Trump tasked them with creating a database of all US citizens, allowing them to categorize you based on who you are, your background and everything you post on social media. They have you tagged as a f

AWS Athena explained in 2 minutes 💡 Imagine running SQL queries directly on your S3 files without ever setting up a database or managing servers. That's exactly what Amazon Athena does. It's a serverless query engine that lets you analyze raw logs, CSVs, and parquet files sitting in S3 using simple SQL commands. You define your data schema once, point Athena to your S3 bucket, and start querying immediately. The best part? You only pay for the data you actually scan, and there's zero infrastruc