From: Alvaro Herrera <alvherre@alvh.no-ip.org>
Date: Thu, 6 May 2021 21:17:56 +0000 (-0400)
Subject: Document lock level used by ALTER TABLE VALIDATE CONSTRAINT
X-Git-Tag: REL_10_17~7
X-Git-Url: http://git.postgresql.org/gitweb/?a=commitdiff_plain;h=f414bd8e4efed6d7fd2a56789cdf56116539b595;p=postgresql.git

Document lock level used by ALTER TABLE VALIDATE CONSTRAINT

Backpatch all the way back to 9.6.

Author: Simon Riggs <simon.riggs@enterprisedb.com>
Discussion: https://postgr.es/m/CANbhV-EwxvdhHuOLdfG2ciYrHOHXV=mm6=fD5aMhqcH09Li3Tg@mail.gmail.com
---

diff --git a/doc/src/sgml/ref/alter_table.sgml b/doc/src/sgml/ref/alter_table.sgml
index 7d652541d2c..09a8794ac89 100644
--- a/doc/src/sgml/ref/alter_table.sgml
+++ b/doc/src/sgml/ref/alter_table.sgml
@@ -422,6 +422,9 @@ ALTER TABLE [ IF EXISTS ] <replaceable class="PARAMETER">name</replaceable>
       endterm="sql-altertable-notes-title"> below for an explanation of the
       usefulness of this command.)
      </para>
+     <para>
+      This command acquires a <literal>SHARE UPDATE EXCLUSIVE</literal> lock.
+     </para>
     </listitem>
    </varlistentry>