Temporal and Evolving Data Warehouse Design

Table 3

Temporal support in source OLTP and DW.

Cases	Source OLTP		DW
	VT	TT	VT	TT	DWLT
1	No	No	No	No	Yes
2	Yes	No	Yes	No	Yes
3				Yes	Yes
4	No	Yes	No	Yes	Yes
5			Yes		Yes
6	Yes	Yes	Yes	Yes	Yes

and have a special interpretation (see description).