What is difference between data and database?
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How to do Data size testing? Who does this testing (Developer or tester)?
What are different types of data models available? Explain with example?
What is the difference between primary and candidate key?
5. Explain about relational algebra.
Differentiate between unique key and foreign key?
Explain buffer manager?
How default key is different from primary key?
What are indexes in oracle?
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WHAT IS THE PURPOSE OF TESTING INTEGRITY OF THE UNIVERSE?
Does facebook use graph database?
Which three commands cause a transaction to end?