> db.createCollection("obj");
{ "ok" : 1 }
> db.obj.
insert({
... name: "obj1",
... arr: [{elemName: "elem1", elemValue: 1}, {elemName: "elem2", elemValue: 2}],
... subObj: {
... subName: "subName1",
... subArr: ["subElem1", "subElem2", "subElem3"]
... }
... });
WriteResult({ "nInserted" : 1 })
> db.obj.findOne()
{
"_id" : ObjectId("55029b16773fc1f962baf146"),
"name" : "obj1",
"arr" : [
{
"elemName" : "elem1",
"elemValue" : 1
},
{
"elemName" : "elem2",
"elemValue" : 2
}
],
"subObj" : {
"subName" : "subName1",
"subArr" : [
"subElem1",
"subElem2",
"subElem3"
]
}
}
var
objs = [
{
name: "obj2",
arr: [{elemName: "elem1", elemValue: 1}, {elemName: "elem2", elemValue: 2}],
subObj: {
subName: "subName2",
subArr: ["subElem1", "subElem2", "subElem3"]
}
},
{
name: "obj3",
arr: [{elemName: "elem1", elemValue: 1}, {elemName: "elem2", elemValue: 2}],
subObj: {
subName: "subName3",
subArr: ["subElem1", "subElem2", "subElem3"]
}
}
];
> db.obj.insert(
objs);
BulkWriteResult({
"writeErrors" : [ ],
"writeConcernErrors" : [ ],
"nInserted" : 2, "nUpserted" : 0,
"nMatched" : 0,
"nModified" : 0,
"nRemoved" : 0,
"upserted" : [ ]
})
> var
bulk = db.obj.initializeUnorderedBulkOp();
> bulk.
insert(
... {
... name: "bulkObj1",
... arr: [{elemName: "bulkElemName1", elemValue: 100}, {elemName: "bulkElemName2", elemValue: 200}],
... subObj: {
... subName: "bulkSubObj1",
... subArr: ["bulkSubElem1", "bulkSubElem2", "bulkSubElem3"]
... }
... }
... );
> bulk.
insert(
... {
... name: "bulkObj2",
... arr: [{elemName: "elem1", elemValue: 1}, {elemName: "elem2", elemValue: 2}],
... subObj: {
... subName: "bulkSubObj2",
... subArr: ["bulkSubElem1", "bulkSubElem2", "bulkSubElem3"]
... }
... }
... );
> bulk.
execute();
BulkWriteResult({
"writeErrors" : [ ],
"writeConcernErrors" : [ ],
"nInserted" : 2, "nUpserted" : 0,
"nMatched" : 0,
"nModified" : 0,
"nRemoved" : 0,
"upserted" : [ ]
})
来自 “ ITPUB博客 ” ，链接：http://blog.itpub.net/26239116/viewspace-1485423/，如需转载，请注明出处，否则将追究法律责任。