HT001

Properties of Attributes in entity 1 table: Periodic data: 1957-1983

Name	Keyfield	Nullable	Type	Domain	Scale	NumType	Range	Precision	Units
DBCODE	N	N	char(5)	enum	nominal
ENTITY	N	N	numeric(2,0)	range	interval	natural	1.-1.		number
DEVICECODE	N	N	char(2)	enum	nominal
SITECODE	Y	N	char(6)	place	nominal
BGN_DATETIME	N	Y	datetime	range	datetime		Oct 5 1956 8:50AM-Oct 18 1983 9:35AM		date as datetime type
END_DATETIME	Y	Y	datetime	range	datetime		Oct 5 1956 5:25PM-Oct 25 1983 3:47PM		date as datetime type
INST_TEMP	N	Y	numeric(3,0)	range	interval	natural	32.-73.		degrees Fahrenheit
MAX_TEMP	N	Y	numeric(3,0)	range	interval	whole	34.-75.		degrees Fahrenheit
MIN_TEMP	N	Y	numeric(3,0)	range	interval	whole	26.-61.		degrees Fahrenheit