![]() Use the cd command to navigate to the PostgreSQL directory. To uninstall a particular package, as well as any packages that depend on it, run the following command as root : yum remove packagename. Remove the PostgreSQL data in a terminal in macOSĪfter you’ve removed the PostgreSQL folder, open the Utilities folder in a Finder window, and then open the Terminal application. Look for the PostgreSQL folder and drag its contents to the Trash application folder in macOS. ![]() To uninstall PostgreSQL on macOS, open a new instance of Finder and navigate to the Applications directory. Be sure to empty the recycle bin afterwards to ensure that any sensitive data has been properly deleted.Īfter all of the data has been deleted, you should restart Windows 10. Right-click the data folder and click the Delete button. Delete the data folder for PostgreSQL in WindowsĪfter you’ve completed the removal process described in the previous section, open File Explorer for Windows and navigate to the data folder. Simply click “OK” to close the pop-up window, and do not select the option to restart your PC. You’ll see a pop-up stating something like: The data directory s(C:\Program Files\PostgreSQL\11\data) has not been removed. Then, follow the steps for the removal process, making sure to select the “Entire Components option when prompted. If you’re using Windows, type uninstall or remove into the search bar at the bottom left-hand side of the screen: ![]() Uninstall and remove PostgreSQL from Windows delete_old_cluster.Navigate to the assigned directory for the PostgreSQL data, and then use the rm command to delete all of your databases and tables. If you wish to remove PostgreSQL 9.x and its data. If everything is working, set the PostgreSQL 10 service to start automatically systemctl enable postgresql-10 Start the server systemctl start rviceĪnalyze and optimize the new cluster. View the old configuration nano /var/lib/pgsql/9.5/data/pg_hba.confĮdit the new configuration nano /var/lib/pgsql/10/data/pg_hba.conf Uninstalling PEM components from CentOS or RHEL or Rocky Linux or AlmaLinux hosts Include the -e option when invoking the rpm command to remove an installed. To (apostrophes may not survive copy/paste, may want to hand enter) listen_addresses = '*' If you need to connect from other servers, make sure to change: #listen_addresses = 'localhost' You can make your changes to the 10 configuration with: nano /var/lib/pgsql/10/data/nf You can view your 9.5 configuration with: nano /var/lib/pgsql/9.5/data/nf I’d recommend making the changes to the new version rather than copying over nf from 9.5, since there are a bunch of new options in the PostreSQL 10 version of the file. Migrate your database from the 9.x version to 10 /usr/pgsql-10/bin/pg_upgrade -old-datadir /var/lib/pgsql/9.5/data/ -new-datadir /var/lib/pgsql/10/data/ -old-bindir /usr/pgsql-9.5/bin/ -new-bindir /usr/pgsql-10/bin/ usr/pgsql-10/bin/initdb -D /var/lib/pgsql/10/data/ Initialize the PostgreSQL 10 database sudo su postgres ![]() Stop Postgresql 9.5 and Postgresql 10 sudo systemctl stop postgresql-9.5.service & sudo systemctl stop rvice Install PosgreSQL 10 sudo yum install postgresql10-server Install the repo RPM for PosgresSQL 10 sudo yum install ![]() If you’re upgrading from a different version, just replace 9.5 and 95 wherever you see it with your appropriate version number. In these examples, I’m using upgrading from PostgreSQL 9.5. Here’s a quick rundown on upgrading a very simply configured PostgreSQL 9.x server to PostgreSQL 10 running on Centos 7.įirst, and this goes without saying, backup your server! ( An updated version of this post for upgrading to PostgreSQL 11 is available here) ![]()
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