How to create a factory design pattern in Java using the example of creating a database table for multiple database engines.

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How to generate entities from tables using EclipseLink. Simple example using one-to-one database relationship. @MappedSuperclass example included

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How to define one-to-one relationship in MySQL using the foreign key and unique property to limit the row count from the child table

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How to configure database connection in Eclipse. Configure new Connection Profile to any database engines.

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How to create Java Application with Eclipse. First Java Hello World application. Command line run example.

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Windows command prompt basics commands like ping, telnet, dir, cd, ipconfig and tools like Task Manager, Services, Registry.

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