869Software EngineeringMedium
Which of the following is a requirement when merging modified data into a DataSet?
AThe destination DataSet must be empty prior to merging
BThe DataSet schemas must match in order to merge
CA DataSet must be merged into the same DataSet that created it.
DA primary key must be defined on the DataTable objects
Correct answer
D. A primary key must be defined on the DataTable objects
Explanation
The correct answer is A primary key must be defined on the DataTable objects.