- 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.
- 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.
- what is aggregation, decomposition, generalization in rdbms
- what is the difference between logical and virtual memory in databases
- what is the difference bwtween view and join
You must first Login or Register to view all 18 questions from this category.
Registering yourself is FREE, takes just less than a minute and opens up a whole new GetGyan experience.
