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provide relief to sites that are severely impacted by the slow ITEM_UNSEEN searches. This does not incorporate any other flag optimisations as that will require a major DB update and possibly involve significant downtime. This is just to bite off a little chunk now and provide some much needed relief.

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friendica
2015-02-12 17:45:25 -08:00
parent 94a9aa9610
commit da2349bb6a
20 changed files with 52 additions and 61 deletions
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12
install/update.php
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@@ -1,6 +1,6 @@
<?php
define( 'UPDATE_VERSION' , 1136 );
define( 'UPDATE_VERSION' , 1137 );
/**
*
@@ -1558,3 +1558,13 @@ function update_r1135() {
return UPDATE_SUCCESS;
return UPDATE_FAILED;
}
function update_r1136() {
$r1 = q("alter table item add item_unseen smallint(1) not null default '0' ");
$r2 = q("create index item_unseen on item ( item_unseen ) ");
$r3 = q("update item set item_unseen = 1 where ( item_flags & 2 ) > 0 ");
if($r1 && $r2 && $r3)
return UPDATE_SUCCESS;
return UPDATE_FAILED;
}