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What are the advantages of embedded query language? Give an example of an embedded SQL query. Embedded query language - SQL could be implemented within two ways. It can be us
What is known as clustering file organization? In the clustering file organization, records of several dissimilar relations are stored in the similar file.
Define Signal. It allows methods to respond to events triggered by themselves or by other processes. Each signal corresponds to an exacting event. A signal is represented in Sy
What are the two types of indices? The two types of indices are:- A) Dense index B) Sparse index
Project Description: My VBulletin forum was hacked, and soon after my server machine died. So, I'm now on a new machine, and I think that I've taken care of 99% of the hacking..
What is system catalog or catalog relation? How is better known as? A RDBMS maintains a explanation of all the data that it contains, information about every relation and index
What are the basic objects of the data dictionary? Tables Domains Data elements Structures Foreign Keys
What is object identity? An object retains its identity even if some or all the values of variables or explanations of methods change overtime.
Compare the Nested-loop join and block-nested loop join Ans: Nested loop join - It is costly as worst case cost, no. of block accesses needed is n r * b s + b r where b
Name the various privileges in SQL? A) Delete B) Select C) Insert D) Update
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