Core (SQL) API Archives | Azure Cosmos DB Blog

Understanding the difference between null and undefined in Azure Cosmos DB

Tim SanderNovember 25, 2020Nov 25, 202011/25/20

This blog is part two of a series of three blogs where we’ll demystify commonly confused concepts for developers learning how to query in the SQL (core) API in Azure Cosmos DB. We’ll look at the difference between null and undefined values.

Creating Mobile Applications with Azure Cosmos DB

Jason AmosNovember 19, 2020Nov 19, 202011/19/20

A step-by-step guide to building a mobile application with Azure Cosmos DB and React Native.

Now in preview – Support for Synapse SQL serverless in Azure Synapse Link for Azure Cosmos DB

Ramnandan KrishnamurthyOctober 28, 2020Oct 28, 202010/28/20

Azure Synapse Link now supports querying Azure Cosmos DB data using Synapse SQL serverless. This capability, available in public preview, allows you to use familiar analytical T-SQL queries and build powerful near real-time BI dashboards on Azure Cosmos DB data.

Understanding the difference between point reads and queries in Azure Cosmos DB

Tim SanderOctober 22, 2020Oct 22, 202010/22/20

In this blog, we'll look at the differences between point reads and queries in Azure Cosmos DB.

Azure Cosmos DB Repository .NET SDK v.1.0.4

David PineOctober 7, 2020Oct 7, 202010/7/20

David Pine shares the unofficial Azure Cosmos DB Repository .NET SDK. The repository SDK aims to simplify the consumption of Azure Cosmos DB by abstracting away some of the complexities of the existing .NET SDK and exposes a modern generic repository pattern-based interface.

New date and time system functions in Azure Cosmos DB

Tim SanderOctober 1, 2020Oct 1, 202010/1/20

Learn about new system functions for working with dates and times in Azure Cosmos DB

Optimizing bandwidth in the Azure Cosmos DB .NET SDK

Matias QuarantaSeptember 24, 2020Sep 24, 202009/24/20

Learn how to optimize the network bandwidth usage in your application by taking advantage of EnableContentResponseOnWrite to avoid getting unneeded content as part of your operations with the Azure Cosmos DB .NET SDK

Bulk Updates with Optimistic Concurrency Control

Theo van KraaySeptember 15, 2020Sep 15, 202009/15/20

How to support bulk updates in Azure Cosmos DB with Optimistic concurrency control. In this sample, we use Core (SQL) API to bulk update vertices in a graph hosted in Gremlin API!

Azure Cosmos DB for the SQL Professional – Referencing Tables

James SerraAugust 24, 2020Aug 24, 202008/24/20

How should you handle reference tables that are common in the relational database world when working in Azure Cosmos DB? This post walks through some of the differences SQL professionals will encounter, and how developing in a Azure Cosmos DB environment compares to a relational database management service (RDBMS).

HttpClientFactory in the Azure Cosmos DB .NET SDK

Matias QuarantaAugust 19, 2020Aug 19, 202008/19/20

In this post, learn about HTTPClientFactory and how you can use it to pool HTTP connections with Azure Cosmos DB clients.

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