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The clause in SQL which specifies that the query result should be sorted in ascending or descending order based upon the values of one or much more columns is
Ans : Order by
The clause in SQL which specifies that the query result must be sorted in ascending or descending order based upon the values of one or much more columns is ORDER BY. (ORDER BY clause is utilized to arrange the result of the SELECT statement)
What are the two types of blocks in the fixed -length representation? Define them. Anchor block: Have the first record of a chain. Overflow block: Have the records other tha
What will be create when a primary key if combined with a foreign key? A primary key if combined with a foreign key it creates Parent-Child relationship between the tables that
Explain Candidate Key and Super Key A super key is a set of one or more than attributes that, taken collectively, permits us to identify uniquely a tuple in the relation. Wher
Question (a) Differentiate between the following terms: (i) Distributed Database v/s Distributed Database management System (ii) Homogeneous Distributed Database v/s Hete
What are axioms? Axioms or rules of inference give a simpler technique for reasoning about
What is Cross Product? Simply Cross product is Binary Operator
Serialisable Schedules: If the processes of two transactions conflict with each other, how to verify that no concurrency related problems have happened? For this, serialisability t
Write a query that display ename annual salary and comm from emp table
explain in detail about crash recovery
Explain the three data models namely relational, network and hierarchical and evaluate their relative advantages and disadvantages. Hierarchical Model: In hierarchical model, da
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