From d715b76d12fa516370ce0b56a708fe1521605b66 Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Wed, 17 Aug 2016 15:51:10 -0400
Subject: [PATCH] Fix -e option in contrib/intarray/bench/bench.pl.

As implemented, -e ran an EXPLAIN but then discarded the output, which
certainly seems pointless.  Make it print to stdout instead.  It's been
like that forever, so back-patch to all supported branches.

Daniel Gustafsson, reviewed by Andreas Scherbaum

Patch: <B97BDCB7-A3B3-4734-90B5-EDD586941629@yesql.se>
---
 contrib/intarray/bench/bench.pl | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/contrib/intarray/bench/bench.pl b/contrib/intarray/bench/bench.pl
index 8746291114..395d61655f 100755
--- a/contrib/intarray/bench/bench.pl
+++ b/contrib/intarray/bench/bench.pl
@@ -92,7 +92,8 @@ if ($opt{v})
 
 if ($opt{e})
 {
-	$dbi->do("explain $sql");
+	my @plan = map { "$_->[0]\n" } @{$dbi->selectall_arrayref("explain $sql")};
+	print @plan;
 }
 
 my $t0    = [gettimeofday];