yuyang-ok opened a new issue, #41123: URL: https://github.com/apache/arrow/issues/41123
### Describe the usage question you have. Please include as many useful details as possible. I am new to arrow flight jdbc driver. I have beed doing some with flight sql protocol. I have encountered this problem. [flight-jdbc.log](https://github.com/apache/arrow/files/14930109/flight-jdbc.log) Mine code is kind of like this. ~~~ package org.example; import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.Statement; // Press Shift twice to open the Search Everywhere dialog and type `show whitespaces`, // then press Enter. You can now see whitespace characters in your code. public class Main { public static void main(String[] args) throws Exception { Class.forName("org.apache.arrow.driver.jdbc.ArrowFlightJdbcDriver"); Connection connection = DriverManager.getConnection("jdbc:arrow-flight-sql://192.168.0.220:33453/?useEncryption=false", "admin", "password"); System.out.println("obtain connection ok"); Statement statement = connection.createStatement(); String str = "select 100;"; ResultSet result = statement.executeQuery(str); System.out.println("execute query ok"); while (result.next()) { int a = result.getInt(0); System.out.println(a); } } } ~~~ I see this error msg ~~~ Caused by: cfjd.io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection timed out: no further information: /10.233.105.111:3454 Caused by: java.net.ConnectException: Connection timed out: no further information ~~~ I don't know the host and port come from wired. anyone know the reason?? ### Component(s) Java -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
