Tag: tns

ORA-12505：TNS监听器当前不知道连接描述符中给出的SID

我正在使用Oracle数据库。 我用Java编写了一个小的JDBC连接程序，但是我遇到了一个监听器的问题。 import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; public class JdbcConnection { public static void main(String[] args) throws SQLException,ClassNotFoundException { String url = “jdbc:oracle:thin:@localhost:1521:orcl”; String user = “system”; String password = “password”; Connection connection = null; Class.forName(“oracle.jdbc.driver.OracleDriver”); connection = DriverManager.getConnection(url, user, password); if(connection!=null){ System.out.println(“Success in connnection”); } else { System.out.println(“failure in […]