Re: Question about pg_wal.tar.gz generated by pg_basebackup

On 5/10/23 03:41, Dhirendra Singh wrote:
> Hi All,
> I am taking backup using pg_basebackup for the purpose of point in time 
> recovery in case something goes wrong with the data.
> The backup generates pg_wal.tar.gz which contains the wal file generated 
> during the backup.
> Is it of any use in the point in time recovery? do i have to archive it?
> According to the documentation, any wal files in pg_wal directory has to 
> be deleted after the base backup is restored and before the recovery starts.
> So if i understand it correctly, pg_wal.tar.gz is not required for point 
> in time recovery...but just want to confirm if my understanding is correct.
>
> My sole purpose of taking the backup is for point in time recovery. I am 
> not going to use it to create a standby server.

Use a dedicated tool instead of writing your own.  I like PgBackRest, but 
there are others.

-- 
Born in Arizona, moved to Babylonia.