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Programmatic Backup and Restore Operations in RavenDB with Node.js

Programmatic Backup and Restore Operations in RavenDB with Node.js

July 30, 2024

At RavenDB, we continuously strive to expand our documentation to cover all use cases and client preferences. As part of this effort, we’re excited to share some practical examples and tips on using RavenDB’s powerful backup and restore capabilities with the Node.js client. Setting Up Your Environment To get started, make sure you have the…

backupsapinode jsadministration
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With bugs, failures and errors: ever chugging forward

With bugs, failures and errors: ever chugging forward

July 29, 2024

A customer called us about some pretty weird-looking numbers in their system: You’ll note that the total number of entries in the index across all the nodes does not match. Notice that node C has 1 less entry than the rest of the system. At the same time, all the indicators are green. As far as the administrator can tell, there is no issue,…

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Deploying RavenDB Accelerator to Azure Container Apps using azd up

Deploying RavenDB Accelerator to Azure Container Apps using azd up

July 28, 2024

King David Consulting just published a two parts series about RavenDB, AI and Azure: Unleashing the Power of Generative AI: Why RavenDB is Your Ultimate Database Solution Deploying RavenDB Accelerator to Azure Container Apps using azd up You can also inspect the code in their GitHub repository, showing you how you can spin a Proof of…

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Indexing only recent data – adventures with large datasets & archiving

Indexing only recent data – adventures with large datasets & archiving

July 26, 2024

We recently got a support request from a user in which they had the following issue: We have an index that is using way too much disk space. We don’t need to search the entire dataset, just the most recent documents. Can we do something like this? from d in docs.Events where d.CreationDate >= DateTime.UtcNow.AddMonths(-3) select new {…

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Postmortem: 250% cluster-wide transaction speed improvement

Postmortem: 250% cluster-wide transaction speed improvement

July 8, 2024

This tale starts with a customer opening a support ticket. His application is struggling to keep up with the load during peak hours. Those sorts of tickets are taken very seriously, so we sat down to understand exactly what is going on. The scenario was simple, under load, the customer started getting errors similar to this: …

performancetransactionspost mortemcluster widenosql-database
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Cloned Dictionary vs. Immutable Dictionary vs. Frozen Dictionary in High Traffic Systems

Cloned Dictionary vs. Immutable Dictionary vs. Frozen Dictionary in High Traffic Systems

July 3, 2024

Key Takeaways ImmutableDictionary is easy to use for publishing state across transactions, but it suffers from high memory and performance overhead due to its AVL tree structure. Cloning a regular dictionary is conceptually simple and thread-safe, but comes with high allocation costs, especially as data size grows. Builder-based…

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RavenDB News: June, 2024

RavenDB News: June, 2024

June 28, 2024

We recently published an article on Getting started with GraphQL and RavenDB, it will walk you through setting up Hot Chocolate to create a RavenDB-based GraphQL endpoint in your system. Here is what this looks like: Another new feature is the New Database Wizard, which was completely redesigned and made much simpler. We have a great number of…

Articles
Getting started with GraphQL and RavenDB

Getting started with GraphQL and RavenDB

June 25, 2024

GraphQL is a query language that lets clients request precisely the data they need, offering an efficient alternative to traditional REST APIs. By batching multiple queries, GraphQL can fetch nested and related data in a single network request, optimizing bandwidth usage and improving performance. Integrating GraphQL with RavenDB allows your…

architectureguidegraphqlgetting startedgetting-started
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Recording: Building a Database Engine in C# & .NET

Recording: Building a Database Engine in C# & .NET

June 19, 2024

Watch Oren Eini, CEO of RavenDB, as he delves into the intricate process of constructing a database engine using C# and .NET. Uncover the unique features that make C# a robust system language for high-end system development. Learn how C# provides direct memory access and fine-grained control, enabling developers to seamlessly blend high-level…