What is an optimization and performance tuning and how does it really work in practical projects?
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Explain what are super servers?
What integrity rules exist in the dbms?
Explain the key constraints and constraints on Null Values with examples?
What is package in dbms?
How to extract metadata for the entire database?
what do u mean by implementation?
What is database or database management systems (dbms)? And what's the difference between file and database? Can files qualify as a database?
IF Statements BLOCK 1 . IF a >= b THEN do_this …..; ELSE do_that….; END IF BLOCK 2 . IF a < b THEN do_that …..; ELSE do_this….; END IF; • Given any pair of non-NULL values for “a” and”b”, will Block 1 and Block 2 do the same thing? • What if either “a” or”b” (or both) is NULL?
What are two types of data in a database environment?
What is the purpose of a database?
What is first normal form in dbms?
What is dbms language?
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