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What is called mirroring? The simplest approach to introducing redundancy is to duplicate each disk. This method is called mirroring or shadowing.
notes about update opreation
What are called multilevel indices? Indices with two or more levels are known as multilevel indices.
Can a domain, assigned to a data element be changed? Yes. We can do so by just overwriting the entry in the field domain.
A table joined with itself is called ? A table joined with itself is known as self join table. Normal 0 false false false EN-IN X-NONE X-NONE
Hello.I have database access assignment which consist of creation Form, Subform, Calculation, Macros
Should I select imaging software that allows changes? An imaging system should not give features to edit or alter images. Images generally are formed as safe and secure records
Explain four causes for failures in data warehouse projects
What is D command work in the respect of QBE? D: It is the command inside QBE to delete tuple(s) from the relation.
Views in relational algebra: 1. Basic expression contains either a) A relation in the database. b) A constant relation. 2. General expressions are madde out of sma
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