Home Forums Data Warehousing Data Transformation Services (DTS) Primary Key constraint RE: Primary Key constraint
Markus Veretin
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July 10, 2003 at 7:59 am
#464862
Another approach:
INSERT INTO maintable(pk_field, field1, field2, etc...)
SELECT s.pk_field, s.field1, s.field2, etc...
FROM stagingtable s
WHERE s.pk_field not in(SELECT pk_field FROM maintable m)