Which technique in data warehousing ensures that data remains consistent and unchanged during a user query, even if the underlying data changes?

  • Data Consistency
  • Data Deletion
  • Data Isolation
  • Data Shuffling
Data consistency in data warehousing ensures that data remains consistent and unchanged during a user query, even if the underlying data changes. This is typically achieved through techniques like snapshot isolation or locking mechanisms to maintain data integrity for concurrent user queries.
Add your answer
Loading...

Leave a comment

Your email address will not be published. Required fields are marked *