Avoid Empty Data! Use NOT NULL in SQL Columns 🛡️

SQL | How to Add a Not NULL column to an Existing Table? #sqltips

SQLite Lesson 25 - 🚫 Find empty values in SQL with NULL and NOT NULL!

Advice for Your 20s: Make Smart Choices

Autism, pregnancy, and tylenol use You may have heard about the potential association with autism and tylenol use in pregnancy. There have been reports suggesting a neurodevelopmental impact of tylenol on developing babies for years. Let’s look at a good quality study from 2024, published in JAMA. (JAMA is a big f-ing deal of a journal - everyone across specialties reads it and wants to publish in it, so there are rigorous standards and peer review to get in.) This is a registry study, done in S

SQL IS NULL vs IS NOT NULL

SQL Tricks | Quickly Count Not NULL Column Values | #summeronshorts

SQL IS NULL Explained! How to Find Missing Data in Tables | Day 20 – Mastering SQL