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Some optimizations in queries and code.

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git-svn-id: https://develop.svn.wordpress.org/trunk@2976 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Matt Mullenweg
2005-10-29 23:23:17 +00:00
parent 7cd02175ff
commit 2b2c2e6c03
3 changed files with 38 additions and 13 deletions
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23
wp-includes/functions.php
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@@ -1275,24 +1275,29 @@ function update_post_caches(&$posts) {
// Get the categories for all the posts
for ($i = 0; $i < count($posts); $i++) {
$post_id_list[] = $posts[$i]->ID;
$post_id_array[] = $posts[$i]->ID;
$post_cache[$posts[$i]->ID] = &$posts[$i];
}
$post_id_list = implode(',', $post_id_list);
$post_id_list = implode(',', $post_id_array);
update_post_category_cache($post_id_list);
// Do the same for comment numbers
$comment_counts = $wpdb->get_results("SELECT ID, COUNT( comment_ID ) AS ccount
FROM $wpdb->posts
LEFT JOIN $wpdb->comments ON ( comment_post_ID = ID AND comment_approved = '1')
WHERE ID IN ($post_id_list)
GROUP BY ID");
$comment_counts = $wpdb->get_results("SELECT comment_post_ID, COUNT( comment_ID ) AS ccount
FROM $wpdb->comments
WHERE comment_post_ID IN ($post_id_list)
AND comment_approved = '1'
GROUP BY comment_post_ID");
if ( $comment_counts ) {
foreach ($comment_counts as $comment_count)
$comment_count_cache["$comment_count->ID"] = $comment_count->ccount;
foreach ($comment_counts as $comment_count) {
$comment_count_cache["$comment_count->comment_post_ID"] = $comment_count->ccount;
$got_count[] = $comment_count->comment_post_ID;
}
foreach ( $post_id_array as $id )
if ( !in_array( $id, $got_count ) )
$comment_count_cache["$id"] = 0;
}
// Get post-meta info