BulkWrite Operation in simple word perform CRUD operation in single collection. Which is mainly use in sharding but you can do in single node on single collection also below the command/Syntax.
> db.collection.bulkWrite()
Supports the following write operations:
- insertOne
- updateOne
- updateMany
- replaceOne
- deleteOne
- deleteMany
try {
db.student.bulkWrite(
[
{ insertOne : { “document” : {“name” : “Dimitry”, “rollno” : 106, “contact” : “89xxxxxxxx”}}}},
{ insertOne : { “document” : {“name” : “Dorian”, “rollno” : 107, “contact” : “88xxxxxxxxxx”}}},
{ updateOne : { “filter” : { “rollno” : 105 },”update” : { $set : { “name” : “Test Name” }}}},
{ deleteOne : { “filter” : { “rollno” : 101}}},
{ replaceOne :{ “filter” : { “rollno” : 102 },”replacement” : { “name” : “Karan”, “contact” : “77xxxxxxxxxx” }}}
]
);
}
catch (e) {
print(e);
}
BulkInsert Command
> db.student.insertMany()
try {
db.student.insertMany( [
{ “name”: “A”, “rollno” : 201 },
{ “name”: “B”, “rollno” :202 },
{ “name”: “C”, “rollno” :203 },
{ “name”: “D”, “rollno” :204 },
{ “name”: “E”, “rollno” :205 }
] );
} catch (e) {
print (e);
}
For more details about BulkWrite/BulkInsert: Click Here
