I have the choice of manipulating database data using a byte[] or a java.sql.blob. Which has best performance?
What class.forname does, while loading the drivers?
What is the use of statement in jdbc?
What is addbatch jdbc?
Can you create an index on sex column where there is M or F?
what does the method Class.forName returns?
Why would you use setautocommit(false) in jdbc?
Why jdbc is used in java?
What is JDBC RowSet? What are different types of RowSet?
What is connection pooling and why it is used?
What are the different types of drivers under jdbc?
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(rs.next()) { 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"); } } }
What are the different types of modifiers?