1. jdbc connectivity error stackoverflow.comwhile establishing database connectivity with java application,i tried to run .jar file it showing an error msg "Failed to load main class manifest attribute from |
2. error in connectivity with database coderanch.com |
3. error in connectivity with database coderanch.com |
4. JDBC connectivity error coderanch.comHi all, First of all i want to create a servlet which will fetch only the database records & will display it.But i'm failing to do that. First, i have create the database in the MS Access 2007 with two columns roll & sname with datatype number & text respectively. i saved it as Database2.accdb. Then i've added the data source ... |
5. Database connectivity error with Websphere server java-forums.orgHi, i configured websphere server for database connection and also i mentioned the connection url with user name and pwd in the persistence.xml file of JPA.once i try to get the data, i got the following error. EJB threw an unexpected (non-declared) exception org.apache.---.persistence.PersistenceException: There were errors initializing your configuration.A connection could not be obtained for driver class "com.microsoft.sqlserver.jdbc.SQLServerDriver" and URL ... |
6. jdbc connectivity error java-forums.orgprivate void jButton1MouseClicked(java.awt.event.MouseEvent evt) { String user= new String(jTextField1.getText()); String pass= new String(jPasswordField1.getPassword()); if(a<4) { Connection con = null; String driver = "oracle.jdbc.driver.OracleDriver"; String user1 = "system"; String pass1 = "manager"; try{ Class.forName(driver); con = DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521/test",user1,pass1); Statement s=con.createStatement(); ResultSet password=s.executeQuery("Select pass from login where username="+user); s.close(); con.close(); if(pass.contentEquals(password.getString(1))) { a=0; JOptionPane.showMessageDialog(rootPane, "Access Granted"); ResultSet access=s.executeQuery("Select access_power from login where username="+user); access_power=access.getString(1); ... |
7. Database Connectivity error java-forums.orgimport java.io.*; import java.util.*; import java.sql.*; import javax.servlet.*; import javax.servlet.http.*; import java.awt.*; public class orderEx extends HttpServlet { public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { response.setContentType("text/html"); PrintWriter out = response.getWriter(); out.println(""); out.println(" "); out.println(" |