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authorAlvaro Herrera <alvherre@alvh.no-ip.org>2021-05-06 17:17:57 -0400
committerAlvaro Herrera <alvherre@alvh.no-ip.org>2021-05-06 17:17:57 -0400
commit469116389e18dbf6be0bd555bc2055a26be91a48 (patch)
tree2da09e8a7bea711307c0cb45b3615b414a311730 /doc/src
parentdb6e1aeb952e9aed26ba2a56b4145293c72b8068 (diff)
downloadpostgresql-469116389e18dbf6be0bd555bc2055a26be91a48.tar.gz
postgresql-469116389e18dbf6be0bd555bc2055a26be91a48.zip
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
Diffstat (limited to 'doc/src')
-rw-r--r--doc/src/sgml/ref/alter_table.sgml3
1 files changed, 3 insertions, 0 deletions
diff --git a/doc/src/sgml/ref/alter_table.sgml b/doc/src/sgml/ref/alter_table.sgml
index 087f640dc07..1431d2649be 100644
--- a/doc/src/sgml/ref/alter_table.sgml
+++ b/doc/src/sgml/ref/alter_table.sgml
@@ -536,6 +536,9 @@ WITH ( MODULUS <replaceable class="parameter">numeric_literal</replaceable>, REM
(See <xref linkend="sql-altertable-notes"/> 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>