publication_filtering_warning.diff

diff --git a/doc/src/sgml/ref/create_publication.sgml b/doc/src/sgml/ref/create_publication.sgml
index 1a828e8d2ff..b74ba625649 100644
--- a/doc/src/sgml/ref/create_publication.sgml
+++ b/doc/src/sgml/ref/create_publication.sgml
@@ -94,6 +94,16 @@ CREATE PUBLICATION <replaceable class="parameter">name</replaceable>
       list is specified, it must include the replica identity columns.
      </para>
 
+     <warning>
+      <para>
+       If you are using the <literal>WHERE</literal> clause or the column list
+       to omit some table data from the replication for security reasons,
+       please make sure that the same data is not exposed via other
+       publications which contain the same table and have different (or
+       none) <literal>WHERE</literal> clause or column list.
+     </para>
+     </warning>
+
      <para>
       Only persistent base tables and partitioned tables can be part of a
       publication.  Temporary tables, unlogged tables, foreign tables,