how to set postgres password

POSTGRES-XL Cluster construction and testing CentOS6.5 192.168.0.101 CentOS6.5 192.168.0.102 CentOS6.5 192.168.0.103 CentOS6.5 192.168.0.104 First, host planning Cnode1 (GTM) cnode2 (Gtm_proxy,coordinator,datanode) cnode3

Sometimes, what if I forget the password of the default user Postgres when PostgreSQL is installed?Linux shell command input below: sudo-u postgres psql (so that you can directly login into the Postgres, and then in the inside can be added users,

Problem: Fatal error: User "Postgres" Ident authentication failedNote: This is because there is no remote access configured and authentication method has not changed, only need to change the use of account password authentication.Workaround: Locate

Psql: Fatal error: User "Postgres" Ident authentication failed1 after installing the PostgreSQL database, you need to initialize and some configuration rails project to connect PostgreSQL.After the PostgreSQL data is installed (the Yum command is

One: Command line Backup and recovery Postgres database①: First switch to Postgres userSu Postgres ②: Backing up a database named host to a temporary file Host.dumpPg_dump-w Host >/tmp/host.dump ③: Import data from backup file infile to database

Reference: http://my.oschina.net/dddpeter/blog/116153 1. Create a user 1 Sudo-s-U postgres 2 Psql 3 postgres# CREATE USER xxxx1 with PASSWORD ' xxxx '; 4

Our company has developed a database product based on Postgres, needless to say we have changed the source code of OSS, and have also integrated and written some plugins. Therefore, when PostgreSQL and related plugins are upgraded, we also need to

postgres8.4 Installation configuration:1. Installing postgres8.4~$ sudo apt-get install PostgreSQL2. Modify the Super admin Postgres Password:Run Psql as a system user~$ sudo-u postgres psql postgresModify Postgres password

Summary of Postgres operations in Ubuntu 1.Basic operation commands After the installation is complete, PostgreSQL creates a database user account named Postgres by default. It is a super Administrator account like the root account of MySQL

1. Fully Automated backupNeed to install postgres (preferably the same version) on the backup machineIn the Postgres directory to create a password to save the file (plaintext, so confidentiality is important), if not established, because each