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3NF Normal Form
A relation schema R is in 3NF if it is in 2NF and for each FD X A either of the following is true
In other words, if every non prime attribute is non-transitively related on primary key.
What are the aggregate objects in the data dictionary? Views Match codes Lock objects.
define locking in simple language and decribed it
1. Determine that the Checkpoints are a part of Ans: Checkpoints are a part of Recovery measures
which component of DBMS can be embedded in a program? The data manipulation language (DML) is a component which is embedded in a program.
A database will be made to store information about patients in a hospital. On arrival, each patient’s personal details (name, address, and telephone number) are recorded where poss
i need to implememnt a treee based mining algorithm. do you have an expert that can do that?
Define a view and a trigger. Construct a view for the above relations that have the information about suppliers and the elements they supply. The view holds the S#, SNAME, P# , PNA
What are the different integrity constraints in RDBMS? The various integrity constraints in RDBMS are as: Primary Key: primary key is a grouping of one or more attributes
what is meant semantic query optimization? how does it differ from other query optimization techniques?
1) Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a pict
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