On Thu, May 10, 2018 at 7:08 AM, Robert Haas <robertmh...@gmail.com> wrote: > [parallel-append-doc-v2.patch]
+ plans just as they can in any other plan. However, in a parallel plan, + it is also possible that the planner may choose to substitute a + <literal>Parallel Append</literal> node. Maybe drop "it is also possible that "? It seems a bit unnecessary and sounds a bit odd followed by "may <verb>", but maybe it's just me. + Also, unlike a regular <literal>Append</literal> node, which can only have + partial children when used within a parallel plan, <literal>Parallel + Append</literal> node can have both partial and non-partial child plans. Missing "a" before "<literal>Parallel". + Non-partial children will be scanned by only a single worker, since Are we using "worker" in a more general sense that possibly includes the leader? Hmm, yes, other text on this page does that too. Ho hum. -- Thomas Munro http://www.enterprisedb.com
