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1 NF Normal Form
The domain of attribute must add only atomic (simple, indivisible) values First normal form (Minimal Form or 1NF) is a normal form need in database normalization. A relational database table that complete to 1NF is one that collide a certain minimal set of criteria. These criteria are usually concerned with ensuring that the table is a faithful presentation of a relation and that it is free of repeating sets.
List the Armstrong's axioms for functional dependencies. What do you understand by soundness and completeness of these axioms? Ans: The Armstrong's axioms are: F1:
Multi-Key File Organisation In this part, we will introduce two basic file Organisation schemes that permit records to be accessed by more than one key field, therefore, allowi
what is definition hierarchical data model
Hi, Do you offer private tuition for DBMS?
What is called mirroring? The simplest approach to introducing redundancy is to duplicate each disk. This method is called mirroring or shadowing.
How many levels can be viewed in Architecture of the database ? Architecture of the database can be viewed as three levels.
Why is database design important?
please describe the data base management with the easy example &give the application?
1. Define each of the following IN YOUR OWN WORDS: (a) File: (b) Record: (c) Field: (d) Primary Key: (e) Secondary Key: 2. A travel agency wants t
Project Description: Looking to prepare automated trading engine for alternate cyprto currencies starting with Cryptsy, finally integrating into other exchanges. Need to work wi
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