如何在addAttributeToFilter中创建多条件?
我想要这样的SQL查询结果(附有图像):
WHERE ((`e`.`news_from_date` > '2013-09-12') OR (`e`.`news_to_date` < '2013-09-12'))
AND ((((`e`.`special_price` IS NULL))) OR (((`e`.`special_price` IS NOT NULL)) AND ((`e`.`special_from_date` < '2013-09-12') OR (`e`.`special_to_date` > '2013-09-12'))))
$collection->addAttributeToFilter('special_price', array('null'=>'special_price'), 'left');
谢谢
我发现这非常有用:blog.chapagain.com.np/...
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nicolallias