# A property type in the database is composed of a 'code', a 'description',
# a 'label' and a 'data_type' (INTEGER, VARCHAR, REAL).
code	description	label	data_type
USER.EYE_COLOR	The color of the eyes	Eye color	VARCHAR
USER.SIZE	The size of the object	Size	INTEGER
USER.VOLUME	The volume of this person	Volume	REAL