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Remove pg_dump's --no-synchronized-snapshots switch.

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Server versions for which there was a plausible reason to
use this switch are all out of support now.  Leaving it
around would accomplish little except to let careless DBAs
shoot themselves in the foot.

Discussion: https://postgr.es/m/556122.1639520324@sss.pgh.pa.us
This commit is contained in:
Tom Lane
2021-12-15 18:44:47 -05:00
parent bf9a55c107
commit 2a712066d0
3 changed files with 3 additions and 23 deletions
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14
doc/src/sgml/ref/pg_dump.sgml
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@@ -387,7 +387,7 @@ PostgreSQL documentation
but to abort the dump.
</para>
<para>
For a consistent backup, the database server needs to support
To perform a parallel dump, the database server needs to support
synchronized snapshots, a feature that was introduced in
<productname>PostgreSQL</productname> 9.2 for primary servers and 10
for standbys. With this feature, database clients can ensure they see
@@ -931,18 +931,6 @@ PostgreSQL documentation
</listitem>
</varlistentry>
<varlistentry>
<term><option>--no-synchronized-snapshots</option></term>
<listitem>
<para>
This option allows running <command>pg_dump -j</command> against a
pre-v10 standby server, at the cost of possibly producing an
inconsistent dump. See the documentation of the <option>-j</option>
parameter for more details.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>--no-tablespaces</option></term>
<listitem>