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Explain the insert problem caused by a denormalized design?
Denormalized designs, by contrast, do contain duplicate data. If denormalized designs are created by merging two or more tables together into a single table, the resulting duplicate data creates insert, update, and delete problems.
What is the insert problem caused by a denormalized design?
The insert problem by denormalized design is caused because all records must have a primary key set before it can be stored.
What are the Advantages of a data projector to a teacher?
what are the advantages of a data projector
What are the 6 advantages of electronic data processing?
what are the 6 advantages of electrinic data processing
What are to advantages of a database?
A database is a collection of interrelated data and the advantages of a database are ensured efficiency, standardized data, maintainable data, integrated data, reduced redundancy of data.
What are the advantages for data mining services?
Some of the advantages in data mining services include Market Data Research. this provides the companies with large amounts of data for research and development.
Is the data normalised in datamart?
In a datamart, data is typically denormalized rather than normalized. This approach is used to optimize query performance and simplify data retrieval for analytical purposes. Denormalization combines data from multiple tables into fewer tables, which can improve read efficiency and speed up reporting. However, the specific design may vary based on the requirements and use cases of the datamart.
Advantages and disadvantages of External database?
Dis Advantages: Security may be compromised without good controls, Extra hardware may be required, System is likely to be complex Advantages: Reduced data redundancy, Secured data, Integrated data, Controlled data inconsistency
What are advantages of dbms approach?
There are number of advantages of DBMS approach , some of them are : Data integrity is maintained, Data accessibility is also easy, The redundancy of data is also reduced.
What are the primary advantages to using data file?
The primary advantages of using data files include easy storage and retrieval of large amounts of data, improved data organization and structure, and increased data security and protection.
What are the differences between normalized and denormalized floating point numbers?
Normalized floating point numbers have a single leading non-zero digit and a fixed exponent range, while denormalized floating point numbers have a leading zero digit and a smaller range of exponents.
What are the advantages of a drive?
It stores data.
