dongzu0742
dongzu0742
2014-09-01 07:52

如何限制_id字段在MongoDB中返回使用Thinkphp / PHP?

I use Thinkphp to develope a web project.Now i need query the mongodb with specified fields and suppress the '_id' field.But the '_id' field is include in result set by default.I know in mongodb client can use follow code to suppress '_id' field,but what about use PHP/Thinkphp?

db.inventory.find( { type: 'food' }, { _id:0 } )
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  • doubianyan9749 doubianyan9749 6年前

    You can use MongoModel to query, usage like Mysql Model.

    M('CollectionName')->where(array('type'=>'food'))->field('_id')->select();

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