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Java J2EE AllOther (116) What's the benefit for specifying constraints like not null, primary key explicitly instead of specifying it against the column ?
984If you are given a choice to implement the code to either insert a record or update if already exist, which approach will you follow ?
1023Which constraint cannot be specified as an explicit constraint and should be specified with the column only ?
955
Can we have a method name same as class name in java?
Why java is called not pure object oriented language?
What is thread pool in java with example?
Do you need an alignment after replacing struts?
Difference between save() and saveorupdate() method of hibernate?
How do you check whether the list is empty or not in java?
What is the way to rollback transaction if something goes wrong using hibernate api?
Is jdbc object oriented?
Check Your Java OOPs Concepts Skills and Master it Quickly
Why can't we override private static methods?
What is the use of spring dao module?
What if I write static public void instead of public static void in java?
Which are different kinds of source code?
Why volatile is used in java?
Explain the concept of ssi ?