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CTS JDBC Interview Questions
Questions Answers Views Company eMail

How to check null value in JDBC?

1 3811

What are statements in JAVA ?

1 3213

java.lang.ClassNotFoundException:oracle.jdbc.driver.OracleDr iver? I get this error at run time.I used oracle10G. I set CLASS PATH:C:\oraclexe\app\oracle\product\10.2.0 \server\jdbc\lib\ojdbc14.jar; I write JDBC PROGRAM like import java.sql.*; class Example { public static void main(String args[]) { try { Class.forName ("oracle.jdbc.driver.OracleDriver"); System.out.println("Driver Loaded"); Connection con=DriverManager.getConnection ("jdbc:oracle:thin:@localhost:1521:xe","system","salmas"); System.out.println("Driver Connected"); Statement st=con.createStatement(); ResultSet rs=st.executeQuery("select * from emp"); while( { System.out.println(rs.getInt(1)); System.out.println(rs.getString(2)); System.out.println(rs.getString(3)); } st.close(); con.close(); } catch(Exception e) { System.out.println(e); } finally { System.out.println("it's finally block executed"); } } }

6 20830

What will happen when ResultSet is not closed?

1 5718

how many JDBC drivers ?name them?

6 8992

what happens if connection is not closed?

7 21155

How to create Connection interface object because it is Interface , Interface is not instansiated?

9 14247

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CTS JDBC Interview Questions

Un-Answered Questions

1)you have multiple source system where u receive files ,how do you actually load into mapping using transformation,what are the transformation you use? 2)you have files in ftp location ,how do you get it into mapping with you ETL concept?


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