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Multi-Key File Organisation In this part, we will introduce two basic file Organisation schemes that permit records to be accessed by more than one key field, therefore, allowi
WOUND-WAIT
The objectives of this assignment are: - to develop skills in the design of database driven applications - to develop skills in applying SQL to implement the relational and
Explain five duties of Database Administrator? 1. DBA administers the three stages of the database and, in consultation along with the whole user community, sets up an defin
Define Join and Outer Join and differentiate between them. Ans: Join - It generates all the combinations of tuples from two relations which satisfy a join condition. Oute
After going by the database architecture, let us now dwell on an important query: how is the data organised in a database? There are a lot of basic structures that exist in a datab
explain the steps for reduction of er model into relational model?
Briefly describe the different kinds of users of a DBMS. Ans: Different sorts of DBMS users are: (a) Software Engineers: These are the people accountable for developing ap
What are the two main goals of parallelism? Load -balance multiple small accesses, so that the throughput of such accesses enhances. Parallelize large accesses so that the res
User error : This contains errors in the program (e.g., Logical errors) with errors made by online users of database. These types of errors can be avoided by applying some check
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