How to check null value in JDBC?

1 Answers   CTS,

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Without using of Class.forName(? ?), how do you connect to db?

3 Answers   IBM,

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is that compulsory to have Primarykey-forignkey for joints (outer inner,equal)

2 Answers   IonIdea,

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What is “dirty read” in JDBC? Which isolation level prevents dirty read?

0 Answers  

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What is JDBC Transaction Management and why do we need it?

0 Answers  

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What is odbc and jdbc?

0 Answers  

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Is possible to open a connection to a database with exclusive mode with JDBC?

0 Answers  

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List some new features available in jdbc 4.0?

0 Answers  

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Why do I get UnsatisfiedLinkError when I try to use my JDBC driver?

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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What is jdbc architecture in java?

0 Answers  

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How vendor Naming registry supports JNDI?

0 Answers  

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