mirror of
https://github.com/postgres/postgres.git
synced 2025-10-29 22:49:41 +03:00
f85f43dfb5
only remnant of this failed experiment is that the server will take SET AUTOCOMMIT TO ON. Still TODO: provide some client-side autocommit logic in libpq.
75 lines
1.6 KiB
Perl
Executable File
75 lines
1.6 KiB
Perl
Executable File
#!/usr/bin/perl -w
|
|
|
|
use strict;
|
|
# make sure we are in a sane environment.
|
|
use DBI();
|
|
use DBD::Pg();
|
|
use Time::HiRes qw( usleep ualarm gettimeofday tv_interval );
|
|
use Getopt::Std;
|
|
my %opt;
|
|
getopts('d:b:gv', \%opt);
|
|
|
|
if ( !( scalar %opt ) ) {
|
|
print <<EOT;
|
|
Usage:
|
|
$0 -d DATABASE -b N [-v] [-g]
|
|
-d DATABASE - DATABASE name
|
|
-b N -number of cycles
|
|
-v - print sql
|
|
-g -use GiST index( default built-in R-tree )
|
|
|
|
EOT
|
|
exit;
|
|
}
|
|
|
|
$opt{d} ||= 'TEST';
|
|
my $dbi=DBI->connect('DBI:Pg:dbname='.$opt{d}) || die "Couldn't connect DB: $opt{d} !\n";
|
|
|
|
my $setsql = qq{
|
|
SET search_path = public;
|
|
};
|
|
|
|
my $sth = $dbi->prepare($setsql);
|
|
$sth->execute();
|
|
|
|
my $sql;
|
|
my $notice;
|
|
my $sss = '(3000,3000,2990,2990)';
|
|
if ( $opt{g} ) {
|
|
$notice = "Testing GiST implementation of R-Tree";
|
|
$sql = "select count(*) from boxtmp where b && '$sss'::box;";
|
|
} else {
|
|
$notice = "Testing built-in implementation of R-Tree";
|
|
$sql = "select count(*) from boxtmp2 where b && '$sss'::box;";
|
|
}
|
|
|
|
my $t0 = [gettimeofday];
|
|
my $count=0;
|
|
my $b=$opt{b};
|
|
|
|
$b ||=1;
|
|
foreach ( 1..$b ) {
|
|
my @a=exec_sql($dbi,$sql);
|
|
$count=$#a;
|
|
}
|
|
my $elapsed = tv_interval ( $t0, [gettimeofday]);
|
|
print "$notice:\n";
|
|
print "$sql\n" if ( $opt{v} );
|
|
print "Done\n";
|
|
print sprintf("total: %.02f sec; number: %d; for one: %.03f sec; found %d docs\n", $elapsed, $b, $elapsed/$b, $count+1 );
|
|
$dbi -> disconnect;
|
|
|
|
sub exec_sql {
|
|
my ($dbi, $sql, @keys) = @_;
|
|
my $sth=$dbi->prepare($sql) || die;
|
|
$sth->execute( @keys ) || die;
|
|
my $r;
|
|
my @row;
|
|
while ( defined ( $r=$sth->fetchrow_hashref ) ) {
|
|
push @row, $r;
|
|
}
|
|
$sth->finish;
|
|
return @row;
|
|
}
|
|
|