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Identify the error in the section relation

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Identify the error in the section relation (a) No error (b) Year numeric (4,0) (c) Building varchar (15) (d) Sec_id varchar (8) I got this question in semester exam. This question is from Querying database part-1 DDL topic in portion Database Systems Design and Implementation of Database Management

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Right choice is (a) No error The best explanation: The building and the sec_id have varchar values and year is of numeric type. So no such errors are found in the relation.

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