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Define the Immediate Update
The immediate update methods may apply changes to the database on disk before the transaction arrives a successful conclusion. Though, these changes are usually recorded in the log on disk by force writing previous to they are applied to the database, making recovery still possible.
A file of employee have 10,000 blocks on a cylinder of a disk with characteristics r=8ms and btt=0.6ms I want to know the cost of read inthe file under following conditions for a q
examples of fields in a database
Benefits: It limits data access. It makes difficult queries look easy. It permits data independence. It presents dissimilar views of the similar data.
What is meant by computing the closure of a set of functional dependency? The closure of F denoted by F + is the set of functional dependencies logically implied by F.
Which operator is used to compare a value to a list of literals values that have been specified? BETWEEN operator is used to compare a value to a list of literals values that h
Explain Interfaces for parametric Users? Interfaces for Parametric Users - Parametric users, such as bank tellers, frequent have a little set of operations in which they must p
Explain the Strategy of Database Planning ?
I need web security expert , website management Project Description: i want professional for the below . website management server management database management
What sorts of tables one can se in designing the hierarchy of a LDB? Tables, which are having Foreign Key relations.
What is the difference between SQL Server 2000 clustered and nonclustered indexes? With a clustered index, the data are kept in the bottom level of the index and in the similar
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