SELECT OcPoiCategory.OC_POI_CATEGORY_ID,
       OcPoiCategory.NAME
FROM OC_POI_CATEGORY OcPoiCategory, V_GUI_USER_OC_POI_CATEGORY VGuiUserOcPoiCategory, oc_day_aggreg OcDayAggreg
WHERE VGuiUserOcPoiCategory.OC_POI_CATEGORY_ID = OcPoiCategory.OC_POI_CATEGORY_ID
AND OcPoiCategory.OC_POI_CATEGORY_ID = OcDayAggreg.OC_POI_CATEGORY_ID
AND OcDayAggreg.VO_PERSON_CATEGORY_ID = ? -- current person category that you are editting
AND VGuiUserOcPoiCategory.GUI_USER_ID = ? -- current user
ORDER BY 2