System Update Commands

UPDATE element_identifier REFS

changes the DDNX, IDLX and IDNX attributes of element_identifier, and all elements below it in the Draft database hierarchy, to match the values obtained from the associated text attributes.

UPDATE element_identifier NAMES

changes the DDNX, IDLX and IDNX attributes to match the values obtained from the associated reference attributes.

UPDATE INSTANCES

(valid at SHEE, BACK, OVER, SYLB, LALB or above) scans the database hierarchy and updates all those parts of picture files which use the graphics 'instancing' mechanism.