Why is jdbc used?

0 Answers  

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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"); } } }

6 Answers   CTS,

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Where is jdbc url mysql?

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Difference between Dirty, commited ,phantom,repeatable reads?

3 Answers  

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Explain the main method?

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What's the benefit for specifying constraints like not null, primary key explicitly instead of specifying it against the column ?

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What is the advantage of namedparameterjdbctemplate?

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What is DML?

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Give a way to check that all result sets have bin accessed and update counts are generated by execute method.

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How many types of JDBC drivers are there and what are they?

2 Answers   TCS,

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Can I use JDBC to execute non-standard features that my DBMS provides?

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Name the types of jdbc drivers.

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