problem mit umlauten nach owncloud update

.. von version 3 auf 4… sieht scheisse aus:

der kalender sah aehnlich aus. und so kriegt man es weg, ohne an der collation der datenbank rumschrauben zu muessen. was jetzt sinnvoller ist, mag ich fuer mich gerade nicht entscheiden. so hab ich wenigstens die datenbank so, wie sie bei der installation mal angelegt wurde.

UPDATE calendar_objects SET summary = REPLACE(summary, 'ä', 'ä');
UPDATE calendar_objects SET summary = REPLACE(summary, 'ü', 'ü');
UPDATE calendar_objects SET summary = REPLACE(summary, 'ö', 'ö'); 
UPDATE calendar_objects SET summary = REPLACE(summary, 'Ãœ', 'Ü');
UPDATE calendar_objects SET summary = REPLACE(summary, 'Ä', 'Ä');
UPDATE calendar_objects SET summary = REPLACE(summary, 'Ãœ', 'Ö');
UPDATE calendar_objects SET summary = REPLACE(summary, 'ß', 'ß');

UPDATE calendar_objects SET calendardata = REPLACE(calendardata, 'ä', 'ä');
UPDATE calendar_objects SET calendardata = REPLACE(calendardata, 'ü', 'ü');
UPDATE calendar_objects SET calendardata = REPLACE(calendardata, 'ö', 'ö'); 
UPDATE calendar_objects SET calendardata = REPLACE(calendardata, 'Ãœ', 'Ü');
UPDATE calendar_objects SET calendardata = REPLACE(calendardata, 'Ä', 'Ä');
UPDATE calendar_objects SET calendardata = REPLACE(calendardata, 'Ãœ', 'Ö');
UPDATE calendar_objects SET calendardata = REPLACE(calendardata, 'ß', 'ß');

UPDATE contacts_cards SET carddata = REPLACE(carddata, 'ä', 'ä');
UPDATE contacts_cards SET carddata = REPLACE(carddata, 'ü', 'ü');
UPDATE contacts_cards SET carddata = REPLACE(carddata, 'ö', 'ö'); 
UPDATE contacts_cards SET carddata = REPLACE(carddata, 'Ãœ', 'Ü');
UPDATE contacts_cards SET carddata = REPLACE(carddata, 'Ä', 'Ä');
UPDATE contacts_cards SET carddata = REPLACE(carddata, 'Ãœ', 'Ö');
UPDATE contacts_cards SET carddata = REPLACE(carddata, 'ß', 'ß');

UPDATE contacts_cards SET fullname = REPLACE(fullname, 'ä', 'ä');
UPDATE contacts_cards SET fullname = REPLACE(fullname, 'ü', 'ü');
UPDATE contacts_cards SET fullname = REPLACE(fullname, 'ö', 'ö'); 
UPDATE contacts_cards SET fullname = REPLACE(fullname, 'Ãœ', 'Ü');
UPDATE contacts_cards SET fullname = REPLACE(fullname, 'Ä', 'Ä');
UPDATE contacts_cards SET fullname = REPLACE(fullname, 'Ãœ', 'Ö');
UPDATE contacts_cards SET fullname = REPLACE(fullname, 'ß', 'ß');