If you're following along and can't/don't want to remember the SQL syntax, use the examples from the post for LLM text-to-SQL context:
Q: Which photo has the highest number of faces?
A: SELECT SourceFile
FROM photos
WHERE RegionType IS NOT ''
ORDER BY length(RegionType) DESC
LIMIT 1;
Q: ...
You can also fetch and use the table schema with `sqlite3 exif.db .schema`
(year fixed below)