title: Oracle SQL - Referencing another column within a wildcard statement
body: <p><a href="https://i.stack.imgur.com/yWotZ.png" rel="nofollow noreferrer">I am trying to select only the rows the DIAGCODE column and PRESUMPTIVE column are similar. That is the first three characters of both the columns match each other. How do I self reference a cell within a like statement?</a></p>