In iDempiere ERP, the data structure is classified by EntityType. To specify EntityType based on roles, you can use the following SQL in the default value of the column.
@SQL=SELECT
CASE
WHEN @#AD_Role_ID@=1000207 THEN 'L'
WHEN @#AD_Role_ID@=1000208 THEN 'T'
ELSE 'U'
END
FROM DUAL