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How do I change the data directory in PostgreSQL?

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How do I change the data directory in PostgreSQL?

  1. Step 1: Stop The PostgreSQL Service. Close all application that are currently connected to your database, then go to Windows Services Management and stop the PostgreSQL service:
  2. Step 2: Change Registry Values.
  3. Step 3: Move the data folder to a new the location.
  4. Step 4: Restart The PostgreSQL Service.

Where is PostgreSQL data directory?

A common location for PGDATA is /var/lib/pgsql/data. Multiple clusters, managed by different server instances, can exist on the same machine. The PGDATA directory contains several subdirectories and control files, as shown in Table 54-1. In addition to these required items, the cluster configuration files postgresql.

Where does PostgreSQL store data Linux?

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PostgreSQL configuration files are stored in the /etc/postgresql//main directory. For example, if you install PostgreSQL 12, the configuration files are stored in the /etc/postgresql/12/main directory.

How do I change my data directory?

  1. Stop mysql by “sudo service mysql stop”
  2. change the “datadir” variable to the new path in “/etc/mysql/mariadb.
  3. Do a backup of /var/lib/mysql : “cp -R -p /var/lib/mysql /path_to_my_backup”
  4. delete this dir : “sudo rm -R /var/lib/mysql”
  5. Move data to the new dir : “cp -R -p /path_to_my_backup /path_new_dir.

How do I change the data directory in PostgreSQL 12?

The following are an easy to follow steps to change the data directory in PostgreSQL 12.

  1. FIND THE LOCATION OF POSTGRES CONFIG FILE. In your DB console execute the following query: SHOW config_file.
  2. FIND THE LOCATION OF POSTGRES DATA DIRECTORY. SHOW data_directory.
  3. CHANGE THE PATH FROM OLD TO NEW DATA DIRECTORY.

How do I change the PostgreSQL data directory in Linux?

Changing data directory for PostgreSQL

  1. Connect to your servers via SSH.
  2. Stop the PostgreSQL service by issuing the following command: $ (sudo -u postgres pg_ctl stop -D /usr/local/pgsql/data -m i -t 5 || true) && sudo stop postgresql.
  3. Make sure that PostgreSQL is no longer running: $ ps aux | grep pgsql.
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How do I view PostgreSQL databases?

Use \l or \l+ in psql to show all databases in the current PostgreSQL server. Use the SELECT statement to query data from the pg_database to get all databases.

How move Postgres data Directory Linux?

How to change PostgreSQL database data directory

  1. Step 1 – Identify current data directory path.
  2. Step 2- Stop Postgresql services.
  3. Step 3 – create a blank directory on the target path.
  4. Step 4 – Use initdb to create creates a new PostgreSQL database cluster.

Where is PostgreSQL installed on Centos?

If you are running PostgreSQL version 10, the path to the file is /var/lib/pgsql/10/data/postgresql. conf . If you are running PostgreSQL version 10, restart the PostgreSQL service with systemctl restart postgresql-10 .