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Eliminate Redundant Data In the "Database Relation" above, the primary key is made up of the D-ID and the Emp-ID. The database-name relies only on the D-ID. The similar databas
How many levels can be viewed in Architecture of the database ? Architecture of the database can be viewed as three levels.
Define check point and its impact on data base recovery. Ans: There could be hundreds of transactions handled per minute, in a large on-line database system.
Relational Model: The relational model uses a collection of tables to represent both data and the relationships among those data. Each table has multiple columns and each column h
There are two major types of fragmentation: Horizontal& Vertical. Horizontal fragments, as the name suggests are subsets of tuples and vertical fragments are subsets of attributes
Database Administrator One of the main perpose for having the database management system is to have control of both data or programs accessing that data. The person having li
how oracle can be used
What are the storage types? The storage types are: a) Volatile storage b) Nonvolatile storage
List some security violations (or) name any forms of malicious access. A) Unauthorized reading of data B) Unauthorized modification of data C) Unauthorized destruction of
Data slice explanation
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