How do I insert/update records with some of the columns having NULL value?

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What are the jdbc drivers in java?

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What type of drivers have you used?

1 Answers  

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How do I disallow NULL values in a table?

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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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What is odbc and jdbc?

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How many types of resultset are there in jdbc?

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How can we move the cursor in a scrollable result set?

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Diff. types of triggers..

4 Answers   Logica CMG,

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What is the role of the jdbc drivermanager class?

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What does setautocommit do?

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What is jdbc odbc bridge in java?

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