Forbidden Character Strings for Custom Attribute Names

The names for custom attributes must start with character strings that are not reserved for internal functionality.

You cannot use any string that begins with a numeric character, or any any of these character strings at the beginning of custom attribute names.

add DS or
ALL END_TRANSACTION path
and Ext relationclass
BEGIN_TRANSACTION EXTENDED_BY REMOVE_EXT
businessobject false RETURN
class initpovfromself SET
composer interface SR
composition_rel KEEP_OTHER_EXT SRID
connection KEEP_PREVIOUS_STATE Sync
CONTEXT mod true
CREATE MQL UPDATE
CUSTO NONE UPDATE_EXT
Del NULL USING
DELETE ONEVENTS WITH