title: How to run pg_dump/pg_dumpall command on Linux?
body: <p>Hello everyone i am try to create backup in postgres through dump. when i run the command through command line it wants password when i give the password it will give some error</p>
  
  <pre><code>pg_dump: [archiver (db)] connection to database "nsdgpkidb" failed: FATAL:  password authentication failed for user "root" 
  </code></pre>
  
  <p>if any one have some valuable time please help me thanks.</p>