Mark,
That's not just a link walk, you're also performing a map operation there.
$client->add($bucketname, 'linkkey1')->
link()->
map(array("riak_kv_mapreduce", "map_object_value")) ->
run();
If the expected number of returned objects is small, performing the map
phase in PHP may be faster.
- Kev
c: +001 (650) 521-7791
On Tue, Aug 30, 2011 at 7:31 AM, Mark Steele <[email protected]>wrote:
> Hi folks,
>
> Just want to know if I'm doing something obviously dumb here.
>
> First the (PHP) code (Sorry of the API is different from the official API,
> we're using a heavily modified version):
>
> <snip>
> $obj1 = $bucket->newObject('linkkey1', array('link1'));
> $obj2 = $bucket->newObject('linkkey2', 'dataforlinkkey2');
> $obj1->addLink($obj2);
> $obj2->addLink($obj1);
> $obj1->store();
> $obj2->store();
>
> $start = microtime(true);
> $blargh = $bucket->get('linkkey2');
> $end = microtime(true);
> printf("Took : %04f\n",$end - $start);
>
> $start = microtime(true);
> $result =
> $client->add($bucketname, 'linkkey1')->
> link()->
> map(array("riak_kv_mapreduce", "map_object_value")) ->
> run();
> foreach ($result as $data) {
> //var_dump($data);
> }
> $end = microtime(true);
> printf("Took : %04f\n",$end - $start);
> <snip>
>
> So here's what I'm seeing:
>
> The simple key fetch takes 0.000661 seconds to execute, whereas the
> link-walk takes 0.042043. Ouch. Quite a bit slower. Any ways to speed this
> up?
>
> Cheers,
>
> Mark Steele
> Bering Media Inc.
>
>
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>
>
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