Describe the four types of indexes.
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can Constraints cannot be exported through EXPORT command ?
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What is a candidate key in a database?
What is delimiter in dbms?
What is rdbms and its types?
What are the Roles and responsibilities of database administrator?
Operators used in select statements are?
What are the components of rdbms?
Is a server a database?
What are the two main functions of queries in databases?
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?
Explain the Difference Between OLTP and OLAP Databases.
How to retrive a single data from a database
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