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Which component is not included in database environment ?
A users component is not included in database environment.
Which is an advantage of view? The Advantages of view is Data security, Derived columns and Hiding of complex queries
What is SQL, and why is it important? SQL stands for Structured Query Language, and is the most significant data processing language in use today. It is not a complete programm
What are the various forms of data transparency? a) fragmentation transparency b) replication transparency c) location transparency
What was the method in which records are physically stored in a specified order according to a key field in each record ? A method in which records are physically stored within
explain in details about one to one binary relationship
anyone have a textbook solutions case fair, 8 edition of vol 1 ?, please give me
What kind of advantages to copying records from one table to another? -) When an algorithm that modifies a table is used after that it's safer to work with the copy -) When
Limitations of File Based System The file-based system has some limitations. The limitations are listed as follows: Isolation and separation of data: When the data is
Related fields in a database are grouped in which form? Related data fields in a database are grouped to form a data record. (A record is a collection of related fields)
Explain the structure of well formed formulae in relational calculus. Ans: a. An atom is a formula b. If P1 is a formula, after that so are ¬P1 and (P1) c. If P1 and P2 a
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