What is data modelling
What is meant by the data modelling?
Expert
Data modelling represents the real world set of the data structures or entities and their relationship in their data models, needed for database.
There exist various types of modelling:
a) Logical data modelling. b) Conceptual data modelling. c) Physical data modelling. d) Relation data modelling. e) Enterprise data modelling. f) Dimensional data modelling.
Define the efficient data structure used within the internal storage representation in RDBMS?
What is the repository?
Write down the latest error handling technique in SQL Server 2005?
Name the methods and types of Collision Resolution Techniques used in each of the type?
Give a brief introduction of the term Virtual Data Warehousing?
What are to objectives of OLE DB?
What is the simplest sorting method to utilize in data structures?
Does the minimum spanning tree of a graph provide the shortest distance in between any of two gives nodes?
Specify the options in the target session of the update strategy transformation?
Briefly describe the five elements of an Information Systems Architecture and their relationship to data.
18,76,764
1938837 Asked
3,689
Active Tutors
1454657
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!