Видео ютуба по тегу Ora-01400: Cannot Insert Null Into (String)

Ajax Error ORA-01400: cannot insert NULL into solving process in ORACLE APEX
Ajax Error ORA-01400: cannot insert NULL into solving process in ORACLE APEX
ORA-01400: cannot insert NULL into (string) - Oracle Database 12c Error Messages
ORA-01400: cannot insert NULL into (string) - Oracle Database 12c Error Messages