Câu 3: 70-767: Implementing a SQL Data Warehouse

Note: This question is part of a series of questions that use the same or similar answer choices. An answer choice may be correct for more than one question in the series. Each question is independent of the other questions in this series. Information and details provided in a question apply only to that question. You are a database administrator for an e-commerce company that runs an online store. The company has the databases described in the following table. Each week, you import a product catalog from a partner company to a staging table in DB2. You need to create a stored procedure that will update the staging table by inserting new products and deleting discontinued products. What should you use?

1. A. Lookup transformation
2. B. Merge transformation
3. C. Merge Join transformation
4. D. MERGE statement
5. E. Union All transformation
6. F. Balanced Data Distributor transformation
7. G. Sequential container — đáp án hiện tại
8. H. Foreach Loop container