我试图加入两个表。一个是类别,另一个是子类别。 ID在类别表成为子类别表中的类别ID加入两个表来显示数据
类别
id name catimage
2 cat1 image1
子类别
id name subcatimage catid
1 subcat1 image2 2
代码
<?php
ob_start();
require_once('config.php');
$selectsubcategory = mysql_query("SELECT category.name, subcategory.name, category.catimage, subcategory.id, subcategory.catid FROM category INNER JOIN subcategory ON category.id=subcategory.catid ");
$posts = array();
if(mysql_num_rows($selectsubcategory))
{
while($post = mysql_fetch_assoc($selectsubcategory))
{
$posts[] = $post;
}
header('Content-type: application/json');
echo stripslashes(json_encode(array('subcategorylist'=>$posts)));
}
else
{
header('Content-type: application/json');
echo stripslashes(json_encode(array('subcategorylist'=>'No subcategory')));
}
?>
我让所有的细节,但问题是我没有得到category.name结果。谁能帮助
P.S我已经使用SQL,稍后会马上改变我关心的是部分功能
创建别名并检查'“SELECT category.name as catname,subcategory.name as subcatname,category.catimage,subcategory.id,subcategory.catid FROM category INNER JOIN subcategory ON category.id = subcategory.catid” – 2014-10-18 12:15:42