Azure Cosmos DB

vCore Mongo not accessible over PE

Hello Team, Order Developer support plan with idea to have Microsoft support engineer to check my resources in Azure but I guess I can only use Q&A community, I hope someone will be able to help me. I have created some Infra with terraform, for…

Unknown cause for failing CosmoMongo DB

{ "code": "DeploymentFailed", "target":…

i am receiving error while connect with containers

Cannot view data in the Azure Cosmos DB Data Explorer in Microsoft Edge

Hello im getting Access to fetch at 'https://[name-of-cosmos-db].documents.azure.com/' from origin 'https://cosmos.azure.com' has been blocked by CORS policy: Permission was denied for this request to access the unknown address space. on microsoft…

System Metrics Not Updating After Scaling Azure DocumentDB (MongoDB vCore) from M10 to M20

Problem Description: We are experiencing an issue with system-level metrics (CPU percent, Memory percent, Storage percent, IOPS, and overall Resource Utilization metrics) for our Azure DocumentDB (with MongoDB compatibility) cluster, deployed in Central…

Indexing strategy for Cosmos DB

Hello , Need some help with how do indexing policies work in Azure Cosmos DB, and how do you design an efficient indexing strategy ? Thanks Himanshu

Cannot create or view agents in new Foundry | Cosmos DB error

I need to restore my cosmos db backup

My cosmos db is setup as periodic backup and I need to restore the last backup to retrieve some deleted documents.

Why Can’t I Reduce Cosmos DB Throughput After Scaling Up? (Physical Partitions / Minimum RU Limits)

For testing purposes, I scaled the throughput of one of our Cosmos DB Databases from 200–2,000 RUs up to 15,000–150,000 RUs. Unfortunately, I'm now unable to scale it back down below 15,000 RUs. My assumption is that this happened because the database…

Cannot view data in the Azure Cosmos DB Data Explorer in Chrome

Using Chrome, I was previously able to view data in my Cosmos Databases using the Data Explorer in Azure. However, ever since the Azure outage on October 29th, 2025, the data never loads - it just spins. In the browser console, I can see that I'm…

Azure Cosmos DB for PostgreSQL future?

I'm seeing a notification on all the Azure Cosmos DB for PostgreSQL documentation in learn.microsoft.com saying: Azure Cosmos DB for PostgreSQL is no longer supported for new projects. I've done a few searches, but haven't seen any other announcements…

Partial indexes support is currently not enabled, please reach out to Cosmos DB support to enable this feature.

How can I contact the support to enable this feature without paying for a support plan? Shouldn't it be a feature flag to be enabled?

How to restore Azure cosmos MongoDB after accidentally being deleted

Hi, i accidentally delete Azure Cosmos DB vCore - MongoDB with terraform and now i can't restore it back. Im wondering is there anyway to restore this?

Consistent timeouts connecting to Azure Cosmos DB for PostgreSQL Cluster

All of a sudden our application is having consistent connection timeouts connecting to our Azure Cosmos DB for PostgreSQL Cluster. We have not had any change in load or configuration. I have performed many of the basic troubleshooting measures, restart…

Not able to create Azure DocumentDB (with MongoDB compatibility) resource in South Central US region.

Deployment fails with the error message says "Operation could not be completed as it results in exceeding approved Total Regional Cores quota. Additional details,\nLocation: southcentralus,\nSubscription:…

Cannot deploy free tier DocumentDB due to Total Regional Cores current limit = 0

Hello, I am trying to deploy an Azure DocumentDB free tier for testing migration out of MongoDB. However, when attempting to deploy, I consistently get this error: ` Operation could not be completed as it results in exceeding approved Total Regional…

How to drop a Gremlin vertex that contains "/" in the id field.

I cannot drop vertices that contain the "/" character in the id field. I get an error message…

My cosmosDB network settings are stuck on Updating since a week. Means we cannot update from public to IP-limited access.

My cosmosDB network settings are stuck on Updating since a week. Means we cannot update from public to IP-limited access.

Azure DocumentDB read-write access to specific databases

We were excited to see the announcement of Azure DocumentDB at the recent Azure Ignite. Currently we are doing a small POC and we were able to successfully connected our Spring Boot application to the cluster using Microsoft Entra ID authentication.…

Connection String for individual databases in Azure CosmosDB for MongoDB vCore

Hi, As advised in the response to my question at https://learn.microsoft.com/en-gb/answers/questions/5629583/how-to-create-a-custom-role-for-secondary-user-in, created secondary users at cluster level in Azure CosmosDB for MongoDB vCore. In our setup, we…