title: What is the difference between data entries and data records?
body: <p>I was looking through my lecture notes, and came across this slide. I am confused what a data entry vs a data record. I know the data record is the entire tuple, but I am unsure about the data entry. </p>
  
  <p><a href="https://i.stack.imgur.com/UvJLm.png" rel="noreferrer"><img src="https://i.stack.imgur.com/UvJLm.png" alt="enter image description here"></a></p>