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Re: Migration from CentOS7 to RHEL red hat Linux - Mailing list pgsql-admin

From Tom Lane
Subject Re: Migration from CentOS7 to RHEL red hat Linux
Date
Msg-id 1674846.1722003731@sss.pgh.pa.us
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In response to Migration from CentOS7 to RHEL red hat Linux  (Wasim Devale <wasimd60@gmail.com>)
Responses Re: Migration from CentOS7 to RHEL red hat Linux
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Wasim Devale <wasimd60@gmail.com> writes:
> I want primary and secondary running on CentOS7 in sync with primary and
> secondary running on RHEL. Is it possible by any chance that postgresql
> allows.

If you mean you want to sync something on CentOS7 with something on
RHEL8 or RHEL9, that's pretty dangerous because glibc's collations
will not be the same [1].  You might get away with doing logical
replication, but don't try physical replication.

            regards, tom lane

[1] https://wiki.postgresql.org/wiki/Locale_data_changes

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