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What is the difference between entity relationship diagram and extended entity relationship diagram?
Realtional databse is the type of databse which is bascially designed to store the deta on OLTP(Online transaction Processing) systems. Entity relatioship databases are basically designed for reporting perpose. It store the Data from OLAP( online Analytical Processing) systems.
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What are the differences between EER diagrams and ER diagrams?
Extended ER diagram is a variant of ER diagram. EER include ER diagram + hierarichal concept. Extended ER diagram is also called Enhance ER diagram(EER).
What is the difference between single line diagram and one line diagram?
There is no difference...same thing
A diagram which shows relationship between two or more entities?
Class diagram
What is the difference between a diagram and a graph?
The difference between a graph and a diagram is as follows: a diagram is a chart which shows a drawing and a graph is a graph with lines or bars indicating something specific in numbers.
What are the difference between Entity Relationship Program and Flow Chart?
ER diagram is Entity Relationship Diagram which shows relationship between different entities in a process.... Data Flow diagram is a symbolic structure which shows the flow of data how it is used in diff stages in a particular process....
What is the pictorial presentation of the relationship between variables?
A scatter diagram. A line diagram will not be as good at showing a relationship that is non-linear (not a straight line).
Difference between cross section and block diagram?
difference between cross section and block daigram
Why phase diagram is called equilibrium diagram?
A phase diagram of the equilibrium relationship between temperature, pressure, and composition in any system.
Who Discovered The Relationship Between The Stars Temperatures?
The relationship between a star's temperature and brightness was discovered independently around 1910 by Ejnar Hertzsprung and Henry Norris Russell. The relationship between these to parameters is depicted in a Hertzsprung-Russell diagram or H-R diagram.
What is Difference between include and extend in use case diagram?
the include relationship implies that the included use case must be enacted, whereas the extend relationship implies that the extending use case may be enacted.
What is the correlation diagram showing the relationship between the variables in this dataset?
A correlation diagram visually represents the relationship between variables in a dataset. It shows how strongly and in what direction variables are related to each other.
What is difference between physical data flow diagram and logical data flow diagram?
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