时间:2021-07-01 10:21:17 帮助过:2人阅读
- {
- _id: 5150a1199fac0e6910000002,
- name: ‘some name,
- items: [{
- id: 23,
- name: ‘item name 23‘
- },{
- id: 24,
- name: ‘item name 24‘
- }]
- }
- 删除代码
- db.mycollection.update(
- {‘_id‘: ObjectId("5150a1199fac0e6910000002")},
- { $pull: { "items" : { id: 23 } } }
- );
MongoDB,从数组中删除对象
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