docs: in mapping SQL to C data types, timestamp isn't a pointer

bmomjian · bmomjian · commit 2bf1bec58597 · 2020-08-31T17:05:53.000-04:00
It is an int64. Reported-by: ajulien@shaktiware.fr Discussion: https://postgr.es/m/159845038271.24995.15682121015698255155@wrigleys.postgresql.org Backpatch-through: 9.5
diff --git a/doc/src/sgml/xfunc.sgml b/doc/src/sgml/xfunc.sgml
@@ -2194,7 +2194,7 @@ memcpy(destination->data, buffer, 40);
         </row>
         <row>
          <entry><type>timestamp</type></entry>
-         <entry><type>Timestamp*</type></entry>
+         <entry><type>Timestamp</type></entry>
          <entry><filename>datatype/timestamp.h</filename></entry>
         </row>
         <row>
