Oracle APEX 5.1/18.2 and Oracle 12c

At the moment I am keen on Oracle APEX 5.1 and 18.2; I am adding some articles that might be of interest, as they deal with topics often not clearly explained.
Modal dialog in APEX 5.1 in action within a catalogue.

Charts that are updated or refreshed without reloading the Apex page.

ALTER TABLE ... LOCATION for Oracle external tables.

A useful expdp scripts with menus

List the rman backups v$using rman_backup_job_details

Archived articles