TanStack Query: Efficient Data Fetching and State Management

1h 31mIntermediate2025-04-18

Authors

Eve Porcello

Software Developer and Instructor

Course details

Get an introduction to TanStack Query, a powerful library for efficient data fetching and state management in modern web applications. Instructor Eve Porcello shows you how to optimize API requests, manage server and client state, and improve performance. The course covers both basic and advanced techniques, including real-time updates, pagination, and optimistic updates. Check out this course to find out how you can simplify complex state management and build responsive, dynamic web applications.

Learning objectives
Learn the core concepts of TanStack Query.
Apply efficient data fetching strategies.
Analyze and manage server and client state.
Utilize advanced features for real-time and optimistic updates.

Skills covered

TanStack QueryTanStack LLCFront-End Web DevelopmentWeb DevelopmentOne-Off

Concepts

0. Introduction

01 - Managing data in React applications
02 - Setting up your environment

1. Working with TanStack Start

03 - Generating a project
04 - Installing TanStack Query
05 - Sending a Q query
06 - Displaying data
07 - Creating parallel queries
08 - Optimizing with useQueries
09 - Building components for query results

2. Customizing Queries

10 - Managing server and client state
11 - Updating client state
12 - Enhancing CSS styles
13 - Viewing query keys
14 - Setting up developer tools
15 - Nesting query keys hierarchically
16 - Refetching query data

3. Advanced Best Practices

17 - Working with mutations
18 - Handling mutation errors
19 - Working with optimistic UI
20 - Improving performance with cache control
21 - Fetching repo data
22 - Rendering repository data
23 - Implementing pagination

Conclusion

24 - Next steps