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Changeset 21919


Ignore:
Timestamp:
09/19/2012 06:11:43 PM (6 years ago)
Author:
ryan
Message:

Improve performance of query in get_adjacent_post(). Get the ID and then call get_post(). Props apokalyptik, nacin, javert03. fixes #18120

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/wp-includes/link-template.php

    r21802 r21919  
    11671167    $sort  = apply_filters( "get_{$adjacent}_post_sort", "ORDER BY p.post_date $order LIMIT 1" );
    11681168
    1169     $query = "SELECT p.* FROM $wpdb->posts AS p $join $where $sort";
     1169    $query = "SELECT p.id FROM $wpdb->posts AS p $join $where $sort";
    11701170    $query_key = 'adjacent_post_' . md5($query);
    11711171    $result = wp_cache_get($query_key, 'counts');
    11721172    if ( false !== $result ) {
    1173         if ( is_object( $result ) )
    1174             $result = new WP_Post( $result );
     1173        if ( $result )
     1174            $result = get_post( $result );
    11751175        return $result;
    11761176    }
    11771177
    1178     $result = $wpdb->get_row("SELECT p.* FROM $wpdb->posts AS p $join $where $sort");
     1178    $result = $wpdb->get_var( $query );
    11791179    if ( null === $result )
    11801180        $result = '';
     
    11821182    wp_cache_set($query_key, $result, 'counts');
    11831183
    1184     if ( is_object( $result ) )
    1185         $result = new WP_Post( $result );
     1184    if ( $result )
     1185        $result = get_post( $result );
    11861186
    11871187    return $result;
     
    20582058        $url = WP_PLUGIN_URL;
    20592059
    2060    
     2060
    20612061    $url = set_url_scheme( $url );
    20622062
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