How to return only the first date of the patient’s measurement? [duplicate]
This question already has answers here: Get top 1 row of each group (19 answers) SQL: How To Select Earliest Row (4 answers) Closed 4 days ago. I have a patient list and I have the date and time when a specific procedure was done. I need to return the patients and only their first […]
date comparison to find missing dates
I am trying to compare dates to find when someone is no longer eligible. In this sample they are not eligible from 10/1/23 to 10/19/23. How do I find that range? Thanks.