drpfu51608120170 2014-10-04 17:29
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如何使此查询运行得更快

I would like to know if this query can run faster or how to make it faster if possible.

$result = mysql_query("select
(select count(1) FROM videos WHERE title LIKE '%Cars%')as Cars,
(select count(1) FROM videos WHERE title LIKE '%Bikes%') as 'Bikes',
(select count(1) FROM videos WHERE title LIKE '%Airplanes%') as 'Airplanes',
(select count(1) FROM videos WHERE title LIKE '%Trucks%') as 'Trucks',
(select count(1) FROM videos WHERE title LIKE '%Games%') as 'Games'");

$row = mysql_fetch_assoc($result);

foreach($row as $title => $total)
{
  echo '<li>
<a href="search.php?search='. $title . '&submit= ">'. $title.'&nbsp;&nbsp;'. $total .'</a></li>';
}

echo '<li class="spaceIN"></li><li class="letter">A</li>';

I make a copy of this script and paste it like 100 times and it is really slow loading after doing that.

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4条回答 默认 最新

  • ds2321 2014-10-04 17:33
    关注

    Like this

    select sum(title LIKE '%Cars%') as cars,
           sum(title LIKE '%Bikes%') as bikes
    from videos
    
    本回答被题主选为最佳回答 , 对您是否有帮助呢?
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