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How does an ORM (Object-Relational Map) map between our object-oriented code and a database table? Match each OO concept to the corresponding database structure:Group of answer choicesClassInstance of a classAttribute belonging to a classValue of an attribute for an instance of a class

Question

How does an ORM (Object-Relational Map) map between our object-oriented code and a database table? Match each OO concept to the corresponding database structure:Group of answer choicesClassInstance of a classAttribute belonging to a classValue of an attribute for an instance of a class

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Solution

  1. Class: This corresponds to a Table in the database. Each class in object-oriented programming represents a table in the database.

  2. Instance of a class: This corresponds to a Row in the table. Each instance of a class represents a row in the table.

  3. Attribute belonging to a class: This corresponds to a Column in the table. Each attribute of a class represents a column in the table.

  4. Value of an attribute for an instance of a class: This corresponds to a Cell in the table. The value of an attribute for an instance of a class represents a cell in the table.

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