RDBMS (FAQS) Database Interview Questions [18 Questions]

  1. Create a query that will display the total number of employees and of that total the number who were hired in 1980, 1981, 1982, and 1983. Give appropriate column headings.
  2. How to delete multiple tables at a time? e.g like c* means all the tables starts with c have to be deleted at a time.
  3. what is aggregation, decomposition, generalization in rdbms
  4. what is the difference between logical and virtual memory in databases
  5. what is the difference bwtween view and join
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