Watch out for NULL value in SQL! - it doesn't work the way you think

The article "SQL: Nulls Are Weird" dives into the topic of nulls in databases and their peculiar characteristics. The author begins by explaining what nulls are and why they are important in the context of SQL. They highlight the differences between nulls and other data types, as well as how they can be interpreted differently in various queries. The article also discusses the consequences of using nulls in logical conditions and when joining tables. Practical examples are provided to better illustrate how nulls can affect query results and underscore the importance of understanding them for developers and data analysts. The conclusion emphasizes the critical nature of managing nulls properly in database projects and suggests further reading on this intriguing topic.