DF008

Properties of Attributes in entity 3 table: Tree Ages

Name	Keyfield	Nullable	Type	Domain	Scale	NumType	Range	Precision	Units
DATACODE	N	N	char(4)	freetext	nominal
FORMAT	N	N	numeric(1,0)	range	interval	natural	3.-3.	1.	number
WATERSHED	N	N	char(2)	enum	nominal
UNITNO	N	N	numeric(6,0)	range	interval	natural	12828.-380082.	1.	number
YEAR	N	N	numeric(4,0)	range	datetime		1996.-1996.	1.	year (yyyy)
TREENO	N	N	numeric(3,0)	range	ratio	natural	101.-350.	1.	number
SPECIES	N	N	char(5)	taxa	nominal
STUMP_HT	N	N	numeric(5,1)	range	ratio	real	9.0-250.0	0.1	centimeters
DIAM	N	N	numeric(5,1)	range	ratio	real	9.0-250.0	0.1	centimeters
RING_CNT	N	Y	numeric(3,0)	range	ratio	natural	25.-800.	1.	number of years
INCH_CNT	N	Y	numeric(2,0)	range	ratio	natural	2.-99.	1.	number of years
TAG	N	N	char(1)	enum	nominal
STUMP_ADJ	N	Y	numeric(2,0)	range	ratio	natural	0.-99.	1.	number of years
RW	N	Y	numeric(4,1)	range	ratio	real	0.0-25.0	0.1	millimeters
CALYAGE	N	Y	numeric(4,0)	range	datetime		1250.-1950.	1.	year (yyyy)