For running J!5.1 you must https://fabrikar.com/forums/index.php?wiki/update-from-github/ or include the new file manually https://fabrikar.com/forums/index.php?threads/joomla-5-1-and-fabrik-cannot-find-files-error.54473/post-285151 See also Announcements
See Announcement
We are still working on the Joomla update.
CREATE VIEW calendar_view
SELECT request_id,
MAX(CASE WHEN udf_id='10' THEN udf_value END) lastname,
MAX(CASE WHEN udf_id='8' THEN udf_value END) firstname,
MAX(CASE WHEN udf_id='5' THEN udf_value END) city
FROM your_calendar_table
GROUP BY request_id