What is JDBC Driver interface?How can you retrieve data from
the ResultSet
Answer / Shivendra Kumar
JDBC Driver interface is an interface used to connect a Java program with a database. To retrieve data from the ResultSet, you can use methods like getString(), getInt(), getDouble(), etc., which correspond to the data type of the column and return the value at that specific column in the current row.
| Is This Answer Correct ? | 0 Yes | 0 No |
What is hashing principle in java?
What is an class?
What is the purpose of the wait(), notify(), and notifyall() methods in java programming?
In java, what is the difference between method overloading and method overriding?
Is null keyword in java?
Suppose if we have variable ' I ' in run method, if I can create one or more thread each thread will occupy a separate copy or same variable will be shared?
Can we have multiple classes in single file ?
Howmany number of objects we can store in an ArrayList. Is there any limit?
If I will write String s=new String("XYZ"); String s1=new String("XYZ"); if(s.equals(s1)){ sop("True"); } else{ sop("False"); } This program will give me "True". But When I am creating my own class suppose class Employee{ public Employee(String name); } Employee e= new Employee("XYZ"); Employee e1 = neew Employee("XYZ"); if(e.equals(e1)){ sop("True"); } else{ sop("False"); } Then it will give the output as "False". Can I know what is happening internally?
Why do we use regex?
How are multiple inheritances done in Java?
What is a flag variable?