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revert "warn of SECURITY DEFINER schemas for non-sql_body funcs"

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doc revert of commit 1703726488.  Change was applied to irrelevant
branches, and was not detailed enough to be helpful in relevant
branches.

Reported-by: Peter Eisentraut, Noah Misch

Discussion: https://postgr.es/m/a2dc9de4-24fc-3222-87d3-0def8057d7d8@enterprisedb.com

Backpatch-through: 10
This commit is contained in:
Bruce Momjian 2022-09-28 13:05:21 -04:00
parent 0937f6d172
commit f77becbe5a
1 changed files with 1 additions and 4 deletions
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5
doc/src/sgml/ref/create_function.sgml
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@ -779,10 +779,7 @@ SELECT * FROM dup(42);
<para>
Because a <literal>SECURITY DEFINER</literal> function is executed
with the privileges of the user that owns it, care is needed to
ensure that the function cannot be misused. This is particularly
important for non-<replaceable>sql_body</replaceable> functions because
their function bodies are evaluated at run-time, not creation time.
For security,
ensure that the function cannot be misused. For security,
<xref linkend="guc-search-path"/> should be set to exclude any schemas
writable by untrusted users. This prevents
malicious users from creating objects (e.g., tables, functions, and