Hi, I am from Cosmos DB engineering team. For SQL API, the collection names have a limit of 255 bytes (we will update the documentation). For Mongo API, we hon

Hi, I am from Cosmos DB engineering team. For SQL API, the collection names have a limit of 255 bytes (we will update the documentation). For Mongo API, we honor the limit prescribed by the API for the combination of <database>.<collection> to be 120 bytes as explained here - https://docs.mongodb.com/manual/reference/limits/#Restriction-on-Collection-Names https://docs.mongodb.com/manual/reference/limits/#Restrictio... We continue to optimize our indexing layout – there are several key improvements being rolled out. Please share the details of your expensive query (askcosmosdb@microsoft.com) to help us investigate. OFFSET/LIMIT (Skip/Take) is currently in private preview. It will be broadly available by 5/15/2019. We are working on customer controlled PITR, which will be available later this year. Thank you for the feedback!