Consider a simple table for example purposes: person(name varchar, age int) I have a task to retrieve the oldest person. Which query is better in general for such problems? Query 1: criteria with ...
I know that adding LIMIT 1 when searching for only one record makes a lot of difference when it comes to performance. But does it still have any effect when we search a column with a unique ...
I have to work with LibreOffice Base, and when I created a form to fill the table. It worked perfectly, but when I wanted to use agains it randomly changed the maximum type-able character limit. I ...