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import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;
public class Rollback {
public static void main(String[] args) {
Connection conn = null;
Statement stmt = null;
boolean executeResult;
try {
String driver = "oracle.jdbc.driver.OracleDriver";
Class.forName(driver).newInstance();
System.out.println("Connecting to database...");
String jdbcUrl = "jdbc:oracle:thin:@localhost:1521:ORCL";
conn = DriverManager.getConnection(jdbcUrl, "yourName", "mypwd");
stmt = conn.createStatement();
conn.setAutoCommit(false);
if (!conn.getAutoCommit())
System.out.println("Auto-commit is set to false");
String sql = "INSERT INTO Location VALUES(715,'Houston')";
stmt.executeUpdate(sql);
sql = "INSERT INTO Employees VALUES" + "(8,'K','4351',{d '2000-02-00'},715)";
stmt.executeUpdate(sql);
conn.commit();
} catch (SQLException se) {
String msg = se.getMessage();
msg = "SQLException occured with message: " + msg;
System.out.println(msg);
System.out.println("Starting rollback operations...");
try {
conn.rollback();
} catch (SQLException se2) {
se2.printStackTrace();
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
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