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Update sorting for tag-filtered public timeline: needs notice_tag_tag_created_notice_id_idx index added to notice_tag

This commit is contained in:
Brion Vibber 2010-12-17 14:37:46 -08:00
parent 33daace6cb
commit 00a5a5342a
3 changed files with 11 additions and 9 deletions
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11
classes/Notice_tag.php
View File

@ -55,15 +55,10 @@ class Notice_tag extends Memcached_DataObject
$nt->selectAdd();
$nt->selectAdd('notice_id');
if ($since_id != 0) {
$nt->whereAdd('notice_id > ' . $since_id);
}
Notice::addWhereSinceId($nt, $since_id, 'notice_id');
Notice::addWhereMaxId($nt, $max_id, 'notice_id');
if ($max_id != 0) {
$nt->whereAdd('notice_id <= ' . $max_id);
}
$nt->orderBy('notice_id DESC');
$nt->orderBy('created DESC, notice_id DESC');
if (!is_null($offset)) {
$nt->limit($offset, $limit);

4
db/096to097.sql
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@ -1,3 +1,7 @@
-- Add indexes for sorting changes in 0.9.7
-- Allows sorting public timeline by timestamp efficiently
alter table notice add index notice_created_id_is_local_idx (created,id,is_local);
-- Allows sorting tag-filtered public timeline by timestamp efficiently
alter table notice_tag add index notice_tag_tag_created_notice_id_idx (tag, created, notice_id);

5
db/statusnet.sql
View File

@ -307,7 +307,10 @@ create table notice_tag (
constraint primary key (tag, notice_id),
index notice_tag_created_idx (created),
index notice_tag_notice_id_idx (notice_id)
index notice_tag_notice_id_idx (notice_id),
-- For sorting tag-filtered public timeline
index notice_tag_tag_created_notice_id_idx (tag, created, notice_id)
) ENGINE=InnoDB CHARACTER SET utf8 COLLATE utf8_bin;
/* Synching with foreign services */