What is surrogate key? Where we use it? Explain with examples.
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Explain what are the various methods of getting incremental records or delta records from the source systems?
What is partitioning? What are the types of partitioning?
What are the steps involved in designing a fact table?
If two relational tables are connected to sq trans, what are the possible errors it will be thrown?
What is the metadata extension?
Can we take backup when the database is opened?
Explain what is the main difference between inmon and kimball philosophies of data warehousing?
What are the differences between star and snowflake schema?
What is the extension of file to save template?
What is data analytics in simple terms?
What is the use of tabular model, tabular sql, tabular reference in real time application?
How can we run the graph?