比如集合有这样的一个字段,
contacts:{ [ { address: "address1", name: "张三" }, { address: "address2", name: "李四" }, ..... ] }
那么我应该怎么样通过"张"搜索到包含姓张的联系人的文档呢?
Can be obtained through db.collection.find({'contacts.name':{$regex:'张'}})
db.collection.find({'contacts.name':{$regex:'张'}})
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Can be obtained through
db.collection.find({'contacts.name':{$regex:'张'}})