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Doc: improve documentation about ALTER LARGE OBJECT requirements. 

Unlike other ALTER ref pages, this one neglected to mention that
ALTER OWNER requires being a member of the new owning role.
Per bug #15546 from Stefan Kadow.

Discussion: https://postgr.es/m/15546-0558c75fd2025e7c@postgresql.org
This commit is contained in:
Tom Lane 2018-12-11 11:21:36 -05:00
parent 73822b8c97
commit 9fbe7d9740
1 changed files with 9 additions and 3 deletions
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12
doc/src/sgml/ref/alter_large_object.sgml
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@ -30,9 +30,15 @@ ALTER LARGE OBJECT <replaceable class="parameter">large_object_oid</replaceable>
<para>
<command>ALTER LARGE OBJECT</command> changes the definition of a
large object. The only functionality is to assign a new owner.
You must be superuser or owner of the large object to use
<command>ALTER LARGE OBJECT</command>.
large object.
</para>
<para>
You must own the large object to use <command>ALTER LARGE OBJECT</command>.
To alter the owner, you must also be a direct or indirect member of the new
owning role. (However, a superuser can alter any large object anyway.)
Currently, the only functionality is to assign a new owner, so both
restrictions always apply.
</para>
</refsect1>