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Create centralized relational database using bottom up method. (a) Recognize a single un-normalized relation for the above scenario. (b) Recognize the primary key for the un-normalized relation. (c) Recognize all functional dependencies available in the above scenario. (d) From identified functional dependencies, produce a set of Boyce Codd Normal form relations. BCNF. (No need to do 1NF, 2NF and 3NF).
In this practical assignment, we will run through a complete database application development cycle, starting with the schema design, from an initial data import to database applic
What is a trigger
Primary Index In primary index, there is a one-to-one relationship among the entries in the index table and the records in the major table. Primary index can be of two types:
What are the reasons for having variable length records? What are the various ways to store variable length records? Variable-length records arise in a database in various wa
#what is cursor its uses ? Explain it
What are the functions of an accumulator? The accumulator is the register associated with the ALU operations and sometimes I/O operations. It is an integral part of ALU. It hol
What is DML (Data Manipulation Language)? This language that enable user to access or manipulate data as organised by appropriate data model. Procedural DML or Low level: DM
State The position of object at any moment is called state. An object can have many states depend upon time. After receiving some input instructions, the object can change its
While using extract datasets it is required to have a special workarea for interface False. It is not required to have a special workarea for interface
External failure : A failure can also result because of an external cause, such as earthquakes, fire, floods, etc. The database must be duly backed up to avoid troubles occurring d
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