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FDs in Entities:
Student entity:
Enrolment number → Student name, Address
Course Entity:
Course code → Course name
Instructor/ Teacher Entity:
Instructor → Office
When a function module is activated syntax checking is performed automatically. YEs, a function module is activated syntax checking.
What are ways of finding out either an update is required or not for derived attributes? The ways to find out an update is required or, not are as: Explicit update
Explain the dependency relationship of object oriented A dependency is a relationship which states that a change in specification of one thing can affect another thing, but n
What are called index-sequential files? The files that are ordered sequentially with a primary index on the search key are known as index-sequential files
What is assertion? Mention the forms available. An assertion is a predicate expressing a condition that we wish the database always to satisfy. Domain integrity constraints.
List the drawbacks of relational database system A) Repetition of data B) Inability to s certain information.
What is NULL? Give an example to described testing for NULL in SQL? The NULL SQL keyword is used to represent either a missing value or a value which is not applicable in a re
I need help with data warehousing and business intelligence course project about designing a data warehouse for a jewelry company that does not have one
how to write tables and drow E-R diagrams for hosiptal management system and how to normalize and cardinalities?
What is the use of RAID? A variety of disk-organization methods, collectively called redundant arrays of independent disks are used to better the performance and reliability.
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