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What is the point of a factory class?
The stated purpose of the Factory Patterns is: Define an interface for creating an object, but let subclasses decide which class to instantiate. Factory Method lets a class defer instantiation to subclasses.
Can you store classes in a database?
As far as Oracle Database is concerned, an instance of a class can be stored in the database in the form of either a whole row or as one of the columns of a table.
What is the process of saving the state of an object to database?
Explanation: Serialization is the process of saving the state of object by converting into byte-stream and write into file. Deserialization is the reverse process where the data in the file is converted to byte-stream and then these are written into an object.
Which of the following is the example of network database?
Some of the popular network databases are, Integrated Data Store (IDS) IDMS (Integrated Database Management System) Raima Database Manager.
How to use a database factory in Java?
To actually use the database factory, we’ll create a data worker class to take care of handling how the database factory and generic database are used. Our data worker class holds a static instance of the abstract Database class.
How to save data from a collection of objects?
To save data from a collection of objects, loop through the collection of objects (for example, a for-next loop), and send the values for each object to the database by using one of the TableAdapter’s DBDirect methods. By default, DBDirect methods are created on a TableAdapter that can be run directly against the database.
Is there a database factory in ASP.NET?
We’ve now implemented the C# ASP .NET database factory design pattern, using the built-in .NET generic database interfaces. To actually use the database factory, we’ll create a data worker class to take care of handling how the database factory and generic database are used.
How to create a database factory design pattern?
Since we include a ConnectionString property, it will also fetch the correct connection string, so that we never have to access the ConfigurationManager.ConnectionStrings property ourselves. The first part to creating a database factory design pattern is to implement your generic Database object.
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