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Reactor Expand vs ExpandDeep: Directory Traversal Strategies

Published on 2024-04-10 | Updated on 2025-12-02 | 8 mins read | Tutorial Reactive Programming

When exploring directory structures in a reactive programming environment, the strategies of breadth-first and depth-first traversal play a crucial role. This guide explores how to use Reactor’s expand and expandDeep operators to traverse and emit paths in a reactive stream.

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Bulk Update With Spring Data MongoDB Reactive

Published on 2022-06-20 | Updated on 2025-12-02 | 10 mins read | Tutorial Reactive Programming

In order to update documents in a MongoDB collection, we often use update requests, if the volume of data is too large, it could lead to performance issues and overconsumption of hardware resources.

We will implement a solution to enrich and update efficiently a large amount of data using Spring Data MongoDB Reactive.

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