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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
Prove the statement “When the column of a view is directly derived from a column of a base table, that column inherits any constraints that apply to the column of the base table” by using suitable example.
To prove this statement, let us create a base table by name t1. The base table t1 has two columns name and age. Now a constraint is imposed on the age, that is age should be greater than 18. The syntax to create the base table t1 with the constraint on the age is shown below:
Hel-----------lo -----------Sir-----------/Ma-----------dam-----------Tha-----------nk -----------You----------- fo-----------r u-----------sin-----------g o-----------ur -----------web-----------sit-----------e a-----------nd -----------acq-----------uis-----------iti-----------on -----------of -----------my -----------pos-----------ted----------- so-----------lut-----------ion-----------.Pl-----------eas-----------e p-----------ing----------- me----------- on-----------cha-----------t I----------- am----------- on-----------lin-----------e o-----------r i-----------nbo-----------x m-----------e a----------- me-----------ssa-----------ge -----------I w-----------ill----------- be-----------