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Enumerate or state the steps in creating a relevant database of a shop.
What are the disadvantages of file-processing system? Ans: The Disadvantages of File-Processing System a. Data redundancy and inconsistency - Data redundancy means not nece
project on dbms
How many types of users works on database? Users are differentiated through the way they expect to interact along with the system (i) Application programmers-interact with
Type of database technology
Give the forms of triggers? The triggering event can be insert or delete. For updated the trigger can state columns. The referencing old row as clause The referencing
Describe the term- State Diagram State Diagram: An object could receive a sequence of the input instructions. The state of the object can differ depending upon sequence of in
Which is an advantage of view? The Advantages of view is Data security, Derived columns and Hiding of complex queries
draw er diagram using entities crop,employee,department,plot,cultivation plan,machinery,seed,fertilizer
The Locking Protocol: To manage concurrency related problems we use locking. A lock is mainly a variable that is associated with a data item in the database. A lock can be located
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