Bonjour à tous, j'essaye de me connecter à ma db pour écrire une table (test). J'ai écrit ce code :
Je ne sais pas pourquoi j'obtiens cette erreur :
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47 package game; import java.sql.DriverManager; import java.sql.SQLException; import com.mysql.jdbc.Connection; import com.mysql.jdbc.Statement; public class Annagramme { public static void main( String[] args ) { String url = "jdbc:mysql://db701563717.db.1and1.com"; // ou "jdbc:mysql://db701563717.db.1and1.com:3306/db701563717"; String login = "****************"; String pass = "****************"; String personne = "Max"; Connection cn = null; Statement st = null; try { DriverManager.registerDriver(new com.mysql.jdbc.Driver ()); System.out.println("Driver chargé"); cn = (Connection) DriverManager.getConnection(url, login, pass); System.out.println("Connecté"); st = (Statement) cn.createStatement(); String sql = "INSERT INTO `javadb` (`personnes`) VALUES ('" + personne + "')"; st.executeUpdate(sql); } catch (SQLException e) { e.printStackTrace(); } finally { try { cn.close(); st.close(); } catch (SQLException e) { e.printStackTrace(); } } } }
Pouvez-vous m'aider ?
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39 Driver chargé com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception: ** BEGIN NESTED EXCEPTION ** java.net.UnknownHostException MESSAGE: db701563717.db.1and1.com STACKTRACE: java.net.UnknownHostException: db701563717.db.1and1.com at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method) at java.net.InetAddress$2.lookupAllHostAddr(Unknown Source) at java.net.InetAddress.getAddressesFromNameService(Unknown Source) at java.net.InetAddress.getAllByName0(Unknown Source) at java.net.InetAddress.getAllByName(Unknown Source) at java.net.InetAddress.getAllByName(Unknown Source) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:163) at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:267) at com.mysql.jdbc.Connection.createNewIO(Connection.java:2739) at com.mysql.jdbc.Connection.<init>(Connection.java:1553) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:266) at java.sql.DriverManager.getConnection(Unknown Source) at java.sql.DriverManager.getConnection(Unknown Source) at game.Annagramme.main(Annagramme.java:24) ** END NESTED EXCEPTION ** Last packet sent to the server was 11 ms ago. at com.mysql.jdbc.Connection.createNewIO(Connection.java:2814) at com.mysql.jdbc.Connection.<init>(Connection.java:1553) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:266) at java.sql.DriverManager.getConnection(Unknown Source) at java.sql.DriverManager.getConnection(Unknown Source) at game.Annagramme.main(Annagramme.java:24)
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