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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:
EJB 2.x is broadly adopted server side component architecture for J2EE. 1. EJB is a remote, distributed multi-tier system and allows protocols like IIOP, JRMP, and HTTP etc.
Explain the term- Comparing Strings For comparing Strings never use == operator, use equals method of String class. - == operator compares addresses (shallow comparison) whi
What are the kinds of computer network according to the distance among nodes? the kinds of computer network according to the distance among nodes are as follows: There are t
What is the basic difference among Publish Subscribe model and P2P model? Ans) Publish Subscribe model is typically used in one-to-many situation. It is unreliable but very quic
Talent agencies like ICM, CAA and Paradigm represent writers, directors and actors (among other talent). These agencies take in hundreds of millions of dollars a year collecting 1
I am preparing ehopsital project. For the needs of hospital in that billing module and patient registration and stores module and e.t.c module is there for hospital needs. Skill
EJB 2.0 has the additional advantages over the EJB 1.1 given below 1. Local interfaces : These are beans that can be needed locally, that means by the same Java Virtual Machi
Define a function that will take a box type of object as argument and return a box object whose dimension is 10 times more than the object
A BeanFactory is like a factory class that having a collection of beans. The BeanFactory holds Bean Definitions of multiple beans within itself and then instantiates the bean whene
Implement a program that can compute your taxes (assume year 2012, as- sume a form 1040EZ). The form should ask for your ling status (single, married), income, deductions and cred
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