Data redundency, Database Management System

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How to reduce data redundency

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Log based recovery, under what condition log based recovery is feasible?

under what condition log based recovery is feasible?

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In an E-R diagram how attributes are represented ? In an E-R diagram attributes are represented in a ellipse.

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1. Which model is used to store data in tree structures Ans: Hierarchical model is used to store data in tree structures

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What is inheritance? Inheritance is an object orientation concept that allows reusability of code / design. Basic sense of inheritance is that if one class is predefined than a

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Explain the concepts of relational data model? Relational Data Model - The relational model was first introduced through Prof. E.F. Codd of the IBM Research in the year 1970

Er diagram, Draw an ER diagram for company''s database schema

Draw an ER diagram for company''s database schema

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Why do you go for sorting your query results? SQL SELECT command to fetch data from MySQL table. Whenever you select rows, the MySQL server is free to return them in any order

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1) Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a pict

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What is the difference between link and reference? The fundamental difference between links and references is that links are symmetrical on the other hand references refer only

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