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Explain the disadvantages of file oriented approach?
In the oriented approach Applications are designed in isolation. Design of application is optimized for one application. Independently established applications lead to data redundancy. Wasted storage space because of redundancy.
a. There is loss of data integrity since integrity checking is not automated.b. Difficulty in accessing data.c. Information is available only in reports.d. Data Isolation.e. Inadequate securityf. Limited Flexibilityg. High Maintenance cost.h. Each data file of an application is a separate entity.
I need a help with my assignment of data envelopment analysis which is due for submission next week on monday the 10th Dec. Will you be able to help so that I can submit it on tim
Why Like predicate used for? LIKE predicate: The LIKE predicate searches for strings in which have a certain pattern.
what is inverted and multilist structure
Why a report generator is used ? Report generator is used for print files on paper.
A table joined with itself is called ? A table joined with itself is known as self join table. Normal 0 false false false EN-IN X-NONE X-NONE
What is DML Query Langauge? Data Manipulation Language (DML) - A data manipulation language is a language in which enables users to access or manipulate data as organized throu
Example : Create a sequence named SEQSS that starts at 105, has a step of 1 and can take maximum value as 2000. CREATE SEQUENCE SEQSS START WITH 105 INCREMENT BY 1 MAX VA
What is the State Machine Engine The straightest approach to implement control is to have any way of explicitly representing and executing state machines. With the help of thi
Explain the term- Data Flows Data Flows: A data flow connects output of an object or process to input of another process or object. It represents an in-between data value wit
Discuss The difference between drop table R and delete from R. DROP TABLE command deletes all the records with the table definition. This command will automatically committed
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