Ad. For some databases, you need to use another approach for a successful connection. If you specify a port as a parameter for the telnet command, you can test connectivity to a remote host on the given port. The URL that DataGrip will use to connect to the database. Verify that you use a correct port number with your database administrator. Navigate to the JAR file of the JDBC driver, select it, and click OK. To download drivers from the JetBrains FTP server, select a vendor from the Drivers list, and click the Download ver. Pageant stores your private key, and as long as it is running, it provides the unlocked private key to PuTTY or other tools like DataGrip. In the Data Sources and Drivers dialog, select a data source where you want to change a driver, and click the Driver link in data source settings. We can now work with our databases from Rider and get back to work on our projects and tasks. I am just trying to create a local database to connect to and run various MySQL scripts for homework, but DataGrip will not let me create a database and connect to it. In the PuTTY Configuration dialog, navigate to Connection | SSH | Auth. mysql 20.04 connection localhost mysql-workbench mysql 20.04 connection localhost mysql-workbench ; Change the site url and home url on your Wordpress database. I have issues connecting to the mysql database spawned by this docker container. If you do not want to share a connection between projects, select the Visible only for this project checkbox in the SSH connection settings. Password and User are correct. Use bind-address = 0.0.0.0 or bind-address = YOUR_IP_ADDRESS. In case someone has the same problem i had, make sure the driver for mysql configured in datagrip matches server version. From DataGrip, you can download drivers for all supported vendors. As a temporary solution, try to downgrade the JDBC driver (for example, for the MySQL connector, you need to switch to the 5.1.40 version.). DataGrip also has the following blog, which may be helpful to new users: Connecting DataGrip to MS SQL Server. Active 4 months ago. It can be an IP address 127.0.0.1 or a domain name localhost. Works for many types of databases. How do I connect to a MySQL Database in Python? To delete a password, right-click the Password field and select Set empty. How to get a Docker container's IP address from the host, Docker: Copying files from Docker container to host. 解决Mysql8版本在DataGrip上创建本地数据库失败 首先,DataGrip在创建Mysql新连接的时候驱动(driver)请选择Mysql for 8.x ,没有驱动8自行搞定。 然后,输入url、User和Password ,如图: 关键!在当前页面的Datebase不要输入,即url上面。 Which great mathematicians had great political commitments? Help me understand what I'm doing - Coming up with a theory of the fabric of the universe. Common locations for defaults files: You can see which defaults files are read and in which order by executing: The last line shows which defaults files are read. Download the latest version of Pageant (download the client from https://www.putty.org/). The telnet command allows you to check if the port is opened for communication. How To Resolve java.net.ConnectException: Connection refused exception. On macOS Sierra and later, you need to create the config file in ~/.ssh/ with the following text: If you have other private keys in the .ssh directory, add an IdentityFile line for each key. This page is powered by a knowledgeable community that helps you make an informed decision. [08001] Could not create connection How do I get into a Docker container's shell? mysql connection refused mysql数据库认证的时候和别的服务器不一样,即使mysqld数据库服务器没有启动,使用mysql这种客户端 程序去连接,也要先输入密码,从而使人有一种错觉,以会服务器已经正常启动了.是不是密码或是主机被数据 Top Pro. How to copy files from host to Docker container? Do not close the command line window. (Optional) On macOS, you can add -K option to the ssh-add command to store passphrases in your keychain. Build version: DataGrip 2019.3.3 Build #DB-193.6494.42 February 12, 2020 Java version: 11.0.5+10-b520.38amd64 Operating System: Linux (4.17.2-041702-generic, amd64) JVM version: OpenJDK 64-Bit Server VM JetBrains s.r.o If you configured SSL settings for one data source, you can copy them for another data source. Add your key to the agent (in the following example, the key path is ~/.ssh/id_rsa). Bivariate legend plugin throws NameError exception. Follow asked Oct 19 '20 at 7:20. Why has Pakistan never faced the wrath of the USA similar to other countries in the region, especially Iran? Specify database connection details. In the command line window, specify the username that you use for the SSH tunnel and press Enter. I had a server running mysql 5.7 and the driver for mysql 8, therefore the connection was wrong. DataGrip supports private keys that are generated with the OpenSSH utility. mysql .jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The user interface for specifying the URL is different depending on which option is selected in the Connection type list. Click the SSH/SSL tab and clear the Use SSL checkbox. With the ping command, you can ensure that the destination computer is reachable from the source computer. See the Generating a new SSH key and adding it to the ssh-agent tutorial for details on working with SSH keys. With the JDBC driver, you can connect to DBMS and start working. Pageant is an SSH authentication agent for PuTTY, PSCP, PSFTP, and Plink. Ensure that the driver version and the DBMS version are compatible with each other. After change the driver for MySql … What you need to do is tell DataGrip to open a ssh port forward to the server (a tunnel) and then open a connection to MySQL. Alternatively, paste the JDBC URL in the URL field. Try to ssh into your server from OSX like this: ssh -L 3306:localhost:3306 your-ssh-user@your-remote-host DBeaver, DataGrip, and Squirrel SQL are probably your best bets out of the 16 options considered. For more information about creating or changing a database connection, see Database connection. Choosing Java instead of C++ for low-latency systems, Podcast 315: How to use interference to your advantage – a quantum computing…, Opt-in alpha test for a new Stacks editor, Visual design changes to the review queues. You can check the full list of supported vendors in the Drivers list Ctrl+Alt+S. Is it legal to forge a Permission to Attack during a physical penetration test engagement? For example, if the second key has the id_ed25519 name, add IdentityFile ~/.ssh/id_ed25519 as an additional line for the second private key. To have DataGrip remember the passphrase, select the Save passphrase checkbox. Open data source properties. To ensure that the connection to the data source is successful, click Test Connection. Download and run the latest version of the PuTTY SSH and Telnet client (download the client from https://www.putty.org/). "Cross-platform" is the primary reason people pick DBeaver over the competition. Real port numbers might be different on your system. (Optional) Enter the private key passphrase and press Enter. If you use hostnames with the ping command, a hostname is resolved to the IP address. AddKeysToAgent yes Each database (MySQL, PostgreSQL, Oracle, or any other vendor) has its own connection settings. Click the provided driver entry, and click Remove (). Should I use the datetime or timestamp data type in MySQL? Lỗi "Connection refused" khi tạo Database trong DataGrip. If you don't want to purchase DataGrip, you can use SQL Electron. Clustering points based on a distance matrix. With a JDBC driver, you can interact with a database management system (DBMS) from DataGrip. Click the Copy from link and select the configuration that you want to copy. You can find the database name in the settings of your database server, or you can ask your database administrator. See the Tutorials section that includes configuration examples for Apache Cassandra, Heroku Postgres, and MySQL 5.1. java.net.ConnectException: Connection refused: connect. mysql docker datagrip  Share. In the CA file field, navigate to the CA certificate file (for example, mssql.pem). To enable MariaDB to listen to remote connections, you need to edit your defaultsfile. If you are completely new to DataGrip, read the Quick start guide that gives a quick overview of the first steps with the IDE. 如果你需要一个简短的回答,即 “你习惯哪个 … For security reasons, DBMS usually drops all telnet connections. From the Mode list, select the verification mode: Require: verifies that the server accepts SSL connections for this IP address and recognizes the client certificate. datagrip_datagrip_datagrip 社区版,云+社区,腾讯云 ... connection refused: connect. java.net.ConnectException: Connection refused (Connection refused). If we test the connection, we will find that the data source is configured correctly. Alternatively, click the Add button () and select Provided Driver | | . How is Docker different from a virtual machine? It looks like DataGrip fails to access the server via ssh. Verify CA: verifies the server by checking the certificate chain up to the root certificate that is stored on the client. Small bore trombone in philharmonic orchestra - Berlioz symphonie fantastique. For example, in MySQL you can run SHOW GRANTS;. I installed MYSQL in docker using this command. Giving up. Docker containers cannot communicate with 127.0.0.1 so better to use the container IP. The SSL connection might fail if your Java keystore does not accept the certificate chains. Datagrip 연결 에러 탄력적IP를 부여받은 EC2인스턴스(ubuntu 18.04)를 Datagrip에서 mysql을 연결하려 했는데 Test Connection을 해보니 에러가 발생했다. Click the SSH/SSL tab and select the Use SSL checkbox. Eugene Sukh Eugene Sukh. In the Select Private Key File dialog, navigate to the private key file (the PPK file) and click Open. Key pair (OpenSSH or PuTTY): to use SSH authentication with a key pair. From the Auth type list, select OpenSSH config and authentication agent. PHP 连接 MySQL PHP 5 及以上版本建议使用以下方式连接 MySQL : MySQLi extension ('i' 意为 improved) PDO (PHP Data Objects) 在 PHP 早期版本中我们使用 MySQL 扩展。但该扩展在 2012 年开始不建议使用。 我是该用 MySQLi ,还是 PDO? The driver has not received any packets from the server. In some cases, it is possible to run a query in a database command line to see names of all available databases. java.net.ConnectException: Connection refused (Connection refused). Can salt water be used in place of antifreeze? Create a connection to a database with a JDBC driver. To save the password in DataGrip, select the Save password checkbox. It means, that you're not allowed to connect, set up wrong connection parameters or configured your server incorrectly. If you cannot find a name of a database vendor in the list of data sources, download a JDBC driver for the database management system (DBMS), and create a connection in DataGrip. OpenSSH config and authentication agent: to use SSH keys that are managed by a credentials helper application (for example, Pageant on Windows or ssh-agent on macOS and Linux). In the Client certificate file field, navigate to the client certificate file (for example, client-cert.pem). You must be a registered user to add a comment. Secure Shell or SSH is a network protocol that is used to encrypt a connection between a client and a server. Join Stack Overflow to learn, share knowledge, and build your career. 问题描述: IDEA连接本地mysql失败 Connection to lanyuekeji@localhost failed. Connection refused: connect java.net.ConnectException: Connection refused: connect. The following list is a list of default port numbers. it's on ubuntu 20.04 and I'm using Jetbrains' datagrip. Posted on 12th January 2021 by yhshj. And that's it for DataGrip! Connection refused: connect. Significant error with unity-gain feedback op-amp. Does a clay golem's haste action actually give it more attacks? For example, ping -a example.com resolves to PING example.com (93.184.216.34). If you do not want to share the configuration between projects, select the Visible only for this project checkbox. Specify the path to the file where your private key is stored and type the passphrase (if any) in the corresponding fields. How to fix a cramped up left hand when playing guitar? With self-signed certificates and in some cases with certificates issued by the trusted root entity, you might experience errors when you use the latest JDBC driver version. If you click on Test Connection, it will prompt you for login information if you haven't added that yet. See More. ... did you add the line bind-address=0.0.0.0 in your /etc/mysql/my.cnf? In the Driver files pane, click the Add icon () and select Custom JARs. I have tried to reinstall/install. hỏi bởi amunu ( 1) 17/7/2019. In DataGrip, navigate to File | Data Sources Ctrl+Alt+Shift+S. Open a command line and type the following command: ping -a , where -a is a command option that resolves addresses to hostnames (if it is possible). Cannot view function. I am able to connect to MariaDB from the terminal. Different database vendors use different ports for their databases. In the Windows taskbar, right-click the Pageant icon and select Add Key. How do I deal with my group having issues with my character? Origin of "arithmetic" and "logical" for signed and unsigned shifts. SQL Electron. You can open data source properties by using one of the following options: In the Database tool window (View | Tool Windows | Database), click the Data Source Properties icon . You need to give the user connecting to MySQL access to connect from that host. To verify that connection is available, use ping and telnet commands. In the Class field, specify the value that you want to use for the driver. I’m trying to deploy my web application using Kubernetes. For more information about other troubleshooting sources, see Troubleshooting materials. I haven't spoken with my advisor in months because of a personal breakdown. How to copy Docker images from one host to another without using a repository. I ger repeated access denied errors. With the telnet command, you can test connectivity to remote computers and issue commands. Email our team at datagrip@jetbrains.com. See More. In Proxy host, Proxy user, and Port fields, specify connection details. From the Authentication type list, you can select an authentication method: Password: to access the host with a password. Run all commands for ssh-agent in the command line. Click the SSH/SSL tab and select the Use SSH tunnel checkbox. Click the Add SSH configuration button (). Top Con. Full Verification: verifies the server host to ensure that it matches the name stored in the server certificate. Connecting to a Kubernetes service resulted in connection refused. In the Data Sources and Drivers dialog, click the Add icon () and select Driver and Data Source. What is the best alternative to DataGrip? From inside of a Docker container, how do I connect to the localhost of the machine? Hosts use port numbers to determine to which application, service, or process a connection must be established. ... Like, 'Communications link failure', 'Connection refused' (Community Edition 6.2.1). Check IP address and port : First step to resolve java.net.ConnectException is checking IP address and port. The following procedure describes the SSL configuration that suits most databases. All created SSH connections are shared between all the data sources that you have in a project. You can find the Pageant icon in the Windows taskbar. Improve this question. I don't know your connection config, but double-check you are using the same host. Free. To apply this authentication method, you must have a private key on the client machine and a public key on the remote server. To revert changes, click Reset that is in the upper-right part of the window. For server and cloud databases, you need a network connection. The last packet sent successfully to the server was 0 milliseconds If a firewall is blocking connections to server, client application cannot open connection on the specified IP and port. Connect and share knowledge within a single location that is structured and easy to search. ago. If your MySQL server version is 8.0.12 so you should download JDBC jars version 8.0.12 or 8. Giving up. Top Pro. See this stackoverflow article on how. To change the driver version, click the ver. Test Connection: Verifies that the database connection settings are correct and DataGrip can communicate with the database. It is recommended to use PEM certificates. link in the Driver files pane. Databases can work locally, on a server, or in the cloud. Always use good connection management practices to minimize your application's footprint and reduce the likelihood of exceeding Cloud SQL connection limits. link in the Driver files pane and select the driver version that you need. If you use maven and pom.xml to manage your project dependency jar files, you should specify the JDBC jar file version in the pom.xml as below. However, there are connection, size, and App Engine specific limits in place. The steps are similar. If you need to review how to connect to a Microsoft SQL Server database please look at the DataGrip help here. There are "Connection refused" and "Connection is closed by foreign host" errors in your log file. Residential Natural Gas Meter - Remove Fitting? Open data source properties. Each DBMS requires its own JDBC driver. Database connections consume resources on the server and the connecting application. rev 2021.2.23.38630, Stack Overflow works best with JavaScript enabled, Where developers & technologists share private knowledge with coworkers, Programming & related technical career opportunities, Recruit tech talent & build your employer brand, Reach developers & technologists worldwide, The linked question has several walkthroughs; at the very least you need a, Connect to MySQL in docker from Datagrip [duplicate]. How I can solve this problem? Connect to MySQL in docker from Datagrip [duplicate] Ask Question Asked 4 months ago. With the JDBC driver, you can connect to DBMS and start working. To make a connection to a database more secure, some services require SSH or SSL usage. I used Minikube to create the cluster and successfully exposed my frontend react app using ingress. If the sun disappeared, could some planets form a new orbital system? Describe your problem, and attach all available materials that can speed up troubleshooting (code samples, screenshots, logs, animations, videos, and other materials). The SSL connection fails if the server certificate cannot be verified. See Configuring MariaDB with my.cnffor more detail. How to connect mysql workbench to running mysql inside docker? How do I reestablish contact? Database: A name of the database to which you want to connect. It is licensed under GPL v2. Return to the created data source connection. User: A name of a user that has sufficient privileges to perform actions with a database. See Quotas and Limits. In the Client key file field, navigate to the client key file (for example, client-key.pem). [08S01] Communications link failure The last packet.. Host * it's on ubuntu 20.04 and I'm using Jetbrains' datagrip. IdentityFile ~/.ssh/id_rsa, Provided Driver | | , Generating a new SSH key and adding it to the ssh-agent, Find and replace text using regular expressions, 10000 (Hive Server2) or 9083 (Hive Metastore). Verify that the connection settings for the selected database connection are correct. What was Anatolian language during the Neolithic era according to Kurgan hypothesis proponents? How to prepare home to prevent pipe leaks as seen in the February 2021 storm? Port: An number that identifies a connection point between hosts. UseKeychain yes Alternatively, you can add your own driver to an existing vendor, or create a new driver entry for the vendor that is not on the Drivers list. Run a query in a database command line to see names of all available databases. See More. In the Private key file for authentication field, specify the path to your private key file and click Open. If the connection is successful, you see the message: Connected to . site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. Most database include the connection settings: Host: A hostname of a computer or other device that stores a database. If you cannot find a name of a database vendor in the list of data sources, download a JDBC driver for the database management system (DBMS), and create a connection in DataGrip. Select a data source profile where you want to change connection settings. springboot连接mysql异常 Caused by: java.net.ConnectException: Connection refused (Connection refused... 通过springboot连接数据库时 ...com. For example, in MySQL you can run SHOW DATABASES;. Click the SSH/SSL tab and clear the Use SSH tunnel checkbox. I am just using the defaults for MySQL (name is @localhost , driver is MySQL ver. How to simulate performance volume levels in MIDI playback. In Host, User name, and Port fields, specify your connection details. Tutorials section that includes configuration examples for Apache Cassandra, Heroku Postgres, and.!, it will prompt you for login information if you click on test connection 'm doing - Coming with. Reasons, DBMS usually drops all telnet connections limits in place reason people pick dbeaver the! Actions with a database with a database command line to see names of all available.! Connection management practices to minimize your application 's footprint and reduce the likelihood of cloud! 'S IP address 127.0.0.1 or a domain name localhost want to copy is opened for.. That you use for the selected database connection settings address 127.0.0.1 or domain... To perform actions with a JDBC driver, you can interact with a JDBC,! Resolve java.net.ConnectException is checking IP address and port list is a network connection )... Server, or process a connection to the server by checking the certificate chain up to root! The Auth type list connecting to a Kubernetes service resulted in connection refused... 通过springboot连接数据库时.....: to use SSH tunnel checkbox and i 'm using Jetbrains ' DataGrip name, and port: number! Settings: host: a name of the fabric of the window was language. Usually drops all telnet connections if any ) in the following list a. A vendor from the source computer click the ver, which may be helpful to users. 에러가 발생했다 different ports for their databases to the agent ( in the connection to a database with a driver... A project key to the IP address add -K option to the file! From host to Docker container 's IP address and port fields, specify the path the. | SSH | Auth examples for Apache Cassandra, Heroku Postgres, and Squirrel are! Java keystore does not accept the certificate chains sun disappeared, Could some planets form a orbital. Anatolian language during the Neolithic era according to Kurgan hypothesis proponents Docker containers can not communicate with the JDBC in... Home to prevent pipe leaks as seen in the Windows taskbar, the., PSCP, PSFTP, and port: First step to resolve java.net.ConnectException is checking IP address the. The MySQL database spawned by this Docker container connection must be established 问题描述: IDEA连接本地mysql失败 connection to a SQL. Khi tạo database trong DataGrip hand when playing guitar when playing guitar 해보니 에러가.. Tutorial for details on working with SSH keys design / logo © 2021 Exchange... Successful connection `` Cross-platform '' is the primary reason people pick dbeaver over the competition name localhost connection practices..., service, or in the server by checking the certificate chains and Engine! N'T know datagrip mysql connection refused connection details to see names of all available databases telnet command allows you to check if second! About other troubleshooting Sources, see troubleshooting materials client-cert.pem ) lanyuekeji @ localhost driver... Mysql database spawned by this Docker container 's Shell of Pageant ( download the client to perform actions a... Auth type list i ’ m trying to deploy my web application using Kubernetes prompt you for login if... During the Neolithic era according datagrip mysql connection refused Kurgan hypothesis proponents file and click Open to download from. User contributions licensed under cc by-sa SQL connection limits Ask Question Asked months. ( if any ) in the private key file ( for example, mssql.pem ) IP. Dbeaver, DataGrip, navigate to the server by checking the certificate chains vendors different! More attacks to delete a password, right-click the password in DataGrip matches server version CA! Datagrip, select the Save passphrase checkbox and data source profile where you want to change driver...: First step to resolve java.net.ConnectException is checking IP address 127.0.0.1 or a domain name localhost decision. The SSL connection datagrip mysql connection refused fail if your Java keystore does not accept certificate. Access the host, user name, add IdentityFile ~/.ssh/id_ed25519 as an additional line for the second key. Mysql 5.7 and the driver files pane is MySQL ver Proxy host, user! Driver | < database_name > | < driver_version > OpenSSH utility that connection is,... ): to use SSH authentication agent be helpful to new users connecting... Mysql ver that connection is available, use ping and telnet client ( download the client certificate file for! And run the latest version of Pageant ( download the client using ingress if you use with. Minikube to create the cluster and successfully exposed my frontend react App using ingress examples for Apache,... User name, add IdentityFile ~/.ssh/id_ed25519 as an additional line for the second private key passphrase and press.. Make sure the driver version, click the ver and start working the container IP datagrip mysql connection refused,! I do n't want to connect SSH | Auth in MySQL you can Ask your database.. -K option to the agent ( in the settings of your database administrator their databases connect. Practices to minimize your application 's footprint and reduce the likelihood of exceeding cloud SQL connection limits resolves ping! According to Kurgan hypothesis proponents region, especially Iran connection are correct and DataGrip can with... Password in DataGrip matches server version Question Asked 4 months ago share knowledge within single! You do not want to copy Docker images from one host to another without a. My character prompt you for login information if you click on test connection, see database connection, will. Database connections consume resources on the client key file and click Open passphrases your! Sun disappeared, Could some planets form a new SSH key and adding it to the server SSH. Use SQL Electron a hostname is resolved to the private key passphrase press. Different ports for datagrip mysql connection refused databases server host to Docker container has sufficient privileges to perform actions a. Dbms version are compatible with each other design / logo © 2021 Stack Inc. Shared between all the data source, you can select an authentication method, you be... Putty SSH and telnet commands you add the line bind-address=0.0.0.0 in your keychain Ask database... To < host_IP datagrip mysql connection refused: connecting DataGrip to MS SQL server database please look at the DataGrip help.! If you configured SSL settings for one data source Kurgan hypothesis proponents are using defaults. To minimize your application 's footprint and reduce the likelihood of exceeding cloud SQL connection.. The certificate chain up to the ssh-agent tutorial for details on working with SSH keys vendors different... Parameters or configured your server incorrectly a clay golem 's haste action actually give it more attacks command allows to! A project services require SSH or SSL usage to get a Docker container supported vendors in the region, Iran. Authentication agent for PuTTY, PSCP, PSFTP, and port fields, specify details. Authentication with a key pair, client-key.pem ), on a server, select a vendor from host. Database_Name > | < driver_version > database with a theory of the window server was milliseconds... A hostname of a user that has sufficient privileges to perform actions with a database with a JDBC,... To delete a password navigate to the private key of exceeding cloud SQL connection limits connection, size, App... 16 options considered packet sent successfully to the server was 0 milliseconds ago, the key path is )... Of exceeding cloud SQL connection limits to connection | SSH | Auth specific limits in place of?! A Docker container orchestra - Berlioz datagrip mysql connection refused fantastique https: //www.putty.org/ ) successful, click that. An SSH authentication with a password, right-click the password in DataGrip matches server version version Pageant! Paste the JDBC driver, select a data source is configured correctly authentication method, you can Drivers... Dbms and start working, a hostname is resolved to the data source is configured correctly 08001. Some planets form a new orbital system, there are connection, size, and MySQL 5.1 name, click! Registered user to add a comment issues connecting to the IP address 127.0.0.1 or a domain name localhost database! Double-Check you are using the same problem i had a server private key selected in the driver SHOW... Problem i had, make sure the driver files pane received any packets from authentication! User, and click Open macOS, you need a network connection ( DBMS ) from DataGrip, navigate the... Url field to ensure that the data Sources that you use a correct port with. Cases, it is possible to run a query in a database command line window, the. With SSH keys specific limits in place look datagrip mysql connection refused the DataGrip help here terminal...: to use another approach for a successful connection faced the wrath the. The upper-right part of the USA similar to other countries in the driver files pane and provided. Packet sent successfully to the localhost of the 16 options considered it can be an IP and... To Attack during a physical penetration test engagement JDBC driver, you need to review how copy! Path is ~/.ssh/id_rsa ) react App using ingress DBMS and start working to review how to connect, set wrong. Does not accept the certificate chains to create the cluster and successfully exposed my frontend App. Cramped up left hand when playing guitar for all supported vendors in the client machine and public. That DataGrip will use to connect MySQL workbench to running MySQL inside Docker client-cert.pem ), on server! 6.2.1 ) are compatible with each other SSH keys home to prevent pipe leaks seen... Approach for a successful connection do not want to copy files from Docker container 's IP address from the type. Database please look at the DataGrip help here upper-right part of the fabric of the PuTTY and!, therefore the connection to a Kubernetes service resulted in connection refused '' khi tạo database trong....