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Define the Third Normal Form:
The third normal form (3NF) is a normal form employed in database normalization. 3NF was initially defined by E.F. Codd in 1971. Codd's definition defines that a table is in 3NF if and just only if both of the following conditions hold: The relation R (table) is in second normal form (2NF)
Each non-prime attribute of R is non-transitively dependent ( that is directly dependent) on each key of R.
What is trigger? Triggers are statements that are executed automatically by the system as the side effect of a modification to the database.
Process of normalization is the integral part of designing a database. Justify this statement with suitable database design
why we fregment at all?
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