A31 The self-referencing constraint limits in a single table the changes to a primary key that the related foreign key defines The foreign key in a self referencing table must specify the DELETE CASCADE rule
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1. Who is responsible for maintaining the Accounts receivable in an organization?
Correct Answer: A commercial bank is a type of bank that provides services such as accepting deposits, making business loans, and offering basic investment products Commercial bank can also refer to a bank or a division of a bank that mostly deals with deposits and loans from corporations or large businesses, as opposed to individual members of the public
Correct Answer: PL/SQL tables are scalar arrays that can be referenced by a binary digit They can be used to store values for later queries and calculations