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如何在albums
數組中將「album1」設置爲「我的相冊」?我只知道它的_id
。MongoDB更新數組中的字段
{
"_id": ObjectId("4f41a5c7c32810e404000000"),
"albums": {
"0": {
"_id": ObjectId("4f545d1bc328103812000000"),
"name": "album1"
},
"1": {
"_id": ObjectId("4f545f56c328103c12000000"),
"name": "album2"
},
"2": {
"_id": ObjectId("4f545f68c328103012000000"),
"name": "album3"
},
"3": {
"_id": ObjectId("4f546642c328103c12000001"),
"name": "album4"
}
}
閱讀本文http://www.mongodb.org/display/DOCS/Updating#Updating – Anshul 2012-03-05 11:14:35