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authorz0rglub <z0rglub@piwigo.org>2004-01-19 21:18:34 +0000
committerz0rglub <z0rglub@piwigo.org>2004-01-19 21:18:34 +0000
commit982bc009b6879ea78d0fd1eec6469c713be2f1dc (patch)
tree791dfa8fc38e5286c19cca894843a4a30f502ed7 /picture.php
parentb81a4dbc62f9746b5861fd2d472b79f8a410c8dd (diff)
Performances improved : replacing the useless LEFT JOIN by INNER JOIN
git-svn-id: http://piwigo.org/svn/branches/release-1_3@301 68402e56-0260-453c-a942-63ccdbb3a9ee
Diffstat (limited to '')
-rw-r--r--picture.php14
1 files changed, 9 insertions, 5 deletions
diff --git a/picture.php b/picture.php
index de4adb2a3..9430ef538 100644
--- a/picture.php
+++ b/picture.php
@@ -43,7 +43,8 @@ if ( is_numeric( $page['cat'] ) )
$query.= ',category_id';
}
$query.= ' FROM '.PREFIX_TABLE.'images';
-$query.= ' LEFT JOIN '.PREFIX_TABLE.'image_category AS ic ON id = ic.image_id';
+$query.= ' INNER JOIN '.PREFIX_TABLE.'image_category AS ic';
+$query.= ' ON id = ic.image_id';
$query.= $page['where'];
$query.= ' AND id = '.$_GET['image_id'];
$query.= $conf['order_by'];
@@ -77,7 +78,8 @@ $page['storage_category_id'] = $row['storage_category_id'];
// retrieving the number of the picture in its category (in order)
$query = 'SELECT DISTINCT(id)';
$query.= ' FROM '.PREFIX_TABLE.'images';
-$query.= ' LEFT JOIN '.PREFIX_TABLE.'image_category AS ic ON id = ic.image_id';
+$query.= ' INNER JOIN '.PREFIX_TABLE.'image_category AS ic';
+$query.= ' ON id = ic.image_id';
$query.= $page['where'];
$query.= $conf['order_by'];
$query.= ';';
@@ -139,7 +141,7 @@ if ( isset( $_GET['add_fav'] ) )
}
$query = 'SELECT id';
$query.= ' FROM '.PREFIX_TABLE.'images';
- $query.= ' LEFT JOIN '.PREFIX_TABLE.'image_category AS ic';
+ $query.= ' INNER JOIN '.PREFIX_TABLE.'image_category AS ic';
$query.= ' ON id = ic.image_id';
$query.= $page['where'];
$query.= $conf['order_by'];
@@ -168,7 +170,8 @@ if ( $page['num'] < $page['cat_nb_images']-1 )
$next = $page['num'] + 1;
$query = 'SELECT DISTINCT(id),name,file,tn_ext,storage_category_id';
$query.= ' FROM '.PREFIX_TABLE.'images';
- $query.= ' LEFT JOIN '.PREFIX_TABLE.'image_category AS ic ON id=ic.image_id';
+ $query.= ' INNER JOIN '.PREFIX_TABLE.'image_category AS ic';
+ $query.= ' ON id=ic.image_id';
$query.= $page['where'];
$query.= $conf['order_by'];
$query.= ' LIMIT '.$next.',1';
@@ -276,7 +279,8 @@ if ( $page['num'] >= 1 )
$prev = $page['num'] - 1;
$query = 'SELECT DISTINCT(id),name,file,tn_ext,storage_category_id';
$query.= ' FROM '.PREFIX_TABLE.'images';
- $query.= ' LEFT JOIN '.PREFIX_TABLE.'image_category AS ic ON id=ic.image_id';
+ $query.= ' INNER JOIN '.PREFIX_TABLE.'image_category AS ic';
+ $query.= ' ON id=ic.image_id';
$query.= $page['where'];
$query.= $conf['order_by'];
$query.= ' LIMIT '.$prev.',1';