Downtime

	Type	Length	PK	FK		Mode		Mandatory			Remarks
				Table	Field	Read	Write	Delete	Create	Update
code	STRING	80	X			X	X	X		X
duration	TIME	20				X	X	X
end time	DATE					X	X	X
locked	BOOLEAN					X	X	X			For ASCII interfaces a boolean can be numeric (true=2, false=1, no value=0) alpha numeric (true/false/novalue) or free text. For ODBC, this is a numeric value
model name	STRING	80	X	resource	model name		X
remarks	STRING	80				X	X	X
resource	STRING	80		resource	code	X	X	X
start time	DATE					X	X	X