![]() ![]() So we will comment the line with the localhost address (or you can simply delete it) and add the network address of the clients machines that you will use to connect to the server. You will need to edit the default configuration file /etc/postgresql/10/main/pg_hba.conf, so open the file with your command line editor and edit the lines of the local IPv4 local connections. Now you need to configure postgresql because by default it works only for localhost authentication. Main PID: 15875 (code=exited, status=0/SUCCESS)ĬGroup: /system.slice/rvice Configuring Role and Authentication Loaded: loaded (/lib/systemd/system/rvice enabled vendor preset: enabled)Īctive: active (exited) since Wed 16:43:59 UTC 3min 28s ago Now check if the postgresql is running $ systemctl status postgresql Īs you have seen, it's the version 10 which is install by default. Processing triggers for libc-bin (2.27-3ubuntu1). Processing triggers for systemd (237-3ubuntu10.15). Processing triggers for ureadahead (0.100.0-20). Update-alternatives: using /usr/share/postgresql/10/man/man1/postmaster.1.gz to provide /usr/share/man/man1/postmaster.1.gz (postmaster.1.gz) in auto mode ![]() Ver Cluster Port Status Owner Data directory Log fileġ0 main 5432 down postgres /var/lib/postgresql/10/main /var/log/postgresql/postgresql-10-main.log usr/lib/postgresql/10/bin/pg_ctl -D /var/lib/postgresql/10/main -l logfile start You can now start the database server using: Libpq5 libsensors4 postgresql postgresql-10 postgresql-client-10 postgresql-client-common postgresql-common ssl-cert sysstatĠ upgraded, 9 newly installed, 0 to remove and 28 not upgraded.Īfter this operation, 21.0 MB of additional disk space will be used. The following NEW packages will be installed: Lm-sensors postgresql-doc locales-all postgresql-doc-10 libjson-perl openssl-blacklist isag Libpq5 libsensors4 postgresql-10 postgresql-client-10 postgresql-client-common postgresql-common ssl-cert sysstat The following additional packages will be installed: Now open your terminal and run the installation process $ sudo apt install postgresql In our case, we will use the default version of postgresql which means the 10 version so we will not follow the wiki page but you can do it if you want another version depending on what you need. The roles allow to assign privileges to database objects they own, enabling access and actions to those objects and have the ability to grant membership to another role. Postrgresql also use sthe system of role to handle efficiently the permissions for the database access which can be a group of DB users, or simply a DB user, etc. That one can be particularly helpful on local connections when you have a multi-users machine. The peer authentication is used for database administrators and is only supported for local connections because it tries to obtain the client's operating system user name from the kernel to use it as the allowed database user name while the md5 authentication works the same but is used across the connection. ![]() When writing this article, the default version of postgresql present by default in the repository is postgresql 10 which means that if you want another version like 9 or 11, you will need to follow the steps of this postresql wiki page recommended by the official website.īy default, postgresql creates a basic user postgres and database administrator with the same name and uses many authentications methods of which the most used are peer and md5. the default version of php that it will install is php 7.2 Postgresql is present in the default repositories of Ubuntu 18.04 and for PhpPgAdmin, it works with apache and php which means that if it's not already installed, it will download and install automatically. In this article, we will see how you can install PostgreSql and PhpPgAdmin on Ubuntu 18.04 to handle your database through the web interface. This can save you some times in your work. If offers many features like the possibility to backup and restore your databases. It's a web interface helping you to manage your PostgreSql database in an easy way. To solve this issue, there is another open source tool called PhpPgAdmin which can help you to graphically manage your databases. Most of the Linux professional open source tools work with command line such as postgresql which can give you quite difficulties to manage all your databases if you are a novice in the area. It can use and extend the SQL language to handle workloads from small to large applications. It's a free and open source relational database management system which is mostly in production environment. There are many object-relational database system and one which is famous and powerful among them is PostgreSql. You can need to manage a database in other to store some information regarding your operations. By Alain Francois, Alibaba Cloud Community Blog author ![]()
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