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add event-id index to prevent large CPU loads when visiting the events page

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This commit is contained in:
Zach Prezkuta 2013-01-27 17:52:44 -07:00
parent c9cce9873d
commit 3f77eb80fe
3 changed files with 19 additions and 2 deletions
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2
boot.php
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@ -14,7 +14,7 @@ require_once('include/features.php');
define ( 'FRIENDICA_PLATFORM', 'Friendica');
define ( 'FRIENDICA_VERSION', '3.1.1601' );
define ( 'DFRN_PROTOCOL_VERSION', '2.23' );
define ( 'DB_UPDATE_VERSION', 1158 );
define ( 'DB_UPDATE_VERSION', 1159 );
define ( 'EOL', "<br />\r\n" );
define ( 'ATOM_TIME', 'Y-m-d\TH:i:s\Z' );

1
database.sql
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@ -589,6 +589,7 @@ CREATE TABLE IF NOT EXISTS `item` (
KEY `uid_commented` (`uid`, `commented`),
KEY `uid_created` (`uid`, `created`),
KEY `uid_unseen` (`uid`, `unseen`),
KEY `event_id` (`event-id`),
FULLTEXT KEY `title` (`title`),
FULLTEXT KEY `body` (`body`),
FULLTEXT KEY `allow_cid` (`allow_cid`),

18
update.php
View file

@ -1,6 +1,6 @@
<?php
define( 'UPDATE_VERSION' , 1158 );
define( 'UPDATE_VERSION' , 1159 );
/**
*
@ -1386,3 +1386,19 @@ function update_1157() {
return UPDATE_FAILED;
}
function update_1158() {
set_config('system', 'maintenance', 1);
// Wait for 15 seconds for current requests to
// clear before locking up the database
sleep(15);
$r = q("CREATE INDEX event_id ON item(`event-id`)");
set_config('system', 'maintenance', 0);
if($r)
return UPDATE_SUCCESS;
return UPDATE_FAILED;
}