Docsp 32718 code whisperer bulk write (mongodb#757)

* Bulk Write Snippet Update

* Bulk Write Snippet Update

* Update source/code-snippets/usage-examples/bulkWrite.js

Co-authored-by: Nora Reidy <[email protected]>

---------

Co-authored-by: Nora Reidy <[email protected]>

Author: 2 people

source/code-snippets/usage-examples/bulkWrite.js

@@ -1,6 +1,9 @@
+/* Bulk write operation */ 
+
+// Import MongoClient from the MongoDB node driver package
 const { MongoClient } = require("mongodb");
 
-// Replace the uri string with your MongoDB deployment's connection string.
+// Replace the uri string with your MongoDB deployment's connection string
 const uri = "<connection string uri>";
 
 const client = new MongoClient(uri);
@@ -10,6 +13,7 @@ async function run() {
     const database = client.db("sample_mflix");
     const theaters = database.collection("theaters");
 
+    // Insert a new document into the "theaters" collection
     const result = await theaters.bulkWrite([
       {
         insertOne: {
@@ -40,19 +44,22 @@ async function run() {
         },
       },
       {
+        // Update documents that match the specified filter
         updateMany: {
           filter: { "location.address.zipcode": "44011" },
           update: { $set: { is_in_ohio: true } },
           upsert: true,
         },
       },
       {
+        // Delete a document that matches the specified filter
         deleteOne: { filter: { "location.address.street1": "221b Baker St" } },
       },
     ]);
-
+    // Log the result of the bulk write operation 
     console.log(result);
   } finally {
+    // Close the database connection when the operations are completed or if an error occurs
     await client.close();
   }
 }