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Object-to-Relational (O/R) mapping:
There are various ways to persist data and the persistence layer is one of the most important layers in any application development. O/R mapping is a method of mapping data representation from an object model to a SQL based relational model.
O/R mapping is well suited for read, change, write centric applications and not suited for write centric applications where data is seldom read. Although this was usually true of many earlier O/R mapping frameworks, most today give for efficient paths of performing large batch style write operations. O/R mapping tools/frameworks give you to model inheritance, composition and association class relationships. O/R mapping tools work well in 85-90% of cases. Use basic database features like triggers, stored procedures etc, when O/R mapping is not appropriate. Keep in mind that no one shape fits all solution. O/R mapping tools/frameworks allow your program to be:
What is an immutable object? An immutable object is one that we can't change once it's created. Steps involved in creation of an immutable object are: Make all of its data f
tag shows all the errors. iterates over ActionErrors request attribute.
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Indeed API integration and search bar fix (Java, Wordpress and PHP) I start a job portal on WP developed out of a customized template. We need an expert in integrating Indeed AP
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i need java program for account to hold payment of student
Give an example of Class or static Members? Below is a Car class along with such a speedLimit field and getSpeedLimit() method. public class Car { private String licensePla
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