Test instrumentation of Hash nodes with parallel query.
Commit
8526bcb2df76d5171b4f4d6dc7a97560a73a5eff fixed bugs related
to both Sort and Hash, but only added a test case for Sort. This
adds a test case for Hash to match.
Thomas Munro
Discussion: http://postgr.es/m/CAEepm=2-LRnfwUBZDqQt+XAcd0af_ykNyyVvP3h1uB1AQ=e-eA@mail.gmail.com