One common mistake that people make while writing Outer Joins is incorrectly specifying a condition in the query. It’s such an innocent mistake that unless you have an idea of the expected result you won’t even realize that you made a mistake.
For the past 2 years, I have been doing a short analysis of my reading activity at the end of the year. I do that with the help of a spreadsheet that I have created to track my reading activity, and I have been recording the data since mid-2018. Along with this, I also share … Read more