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>

diff --git a/contrib/intarray/bench/bench.pl b/contrib/intarray/bench/bench.pl
index 87462911147451428e9aa7c3ee016fc40570e1d6..395d61655f27123fbcea9ac3de45abc9c57b3af9 100755 (executable)
--- 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];