Can you explain what a data migration validator is and how it is used in data migration?
"The process of validation within a data migration project is meant to make the extraction of data from a variety of sources and integration of the data into the data warehouse easier and faster. Its function combines extraction, loading, and validation of the data into a single process. The data validation tool as agnostic with regard to the type of files it can work with."
Yet another technical question. Remember, technical questions ask you to define the specific topic within the field you are interviewing four. Technical questions are best answered directly and concisely. You should anticipate follow-up questions which the interviewer will use to extract more information from you.
"A data migration validator is a tool used to test the data. I can facilitate the execution of data integration, data warehousing, and data migration projects. It makes uses a specific architecture to extract, load, and validate data from a variety of data sources, including databases, flat files, XML, Hadoop, and Business Intelligence systems."
