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From LocalStorage to IndexedDB: Upgrading Your Web App’s Storage Game
3 min readDec 1, 2024
IndexedDB is a browser-based database that allows web applications to store large amounts of structured data directly on the user’s device. It’s part of modern browsers and is used to create offline-ready applications or improve performance by reducing server requests.
Key Points:
- Client-Side Database: It’s for storing data in the browser, not on the server.
- Large Storage: Unlike cookies or LocalStorage, it can store much larger amounts of data.
- Structured Data: You can store complex objects, not just strings like in LocalStorage.
- Asynchronous: Operations like reading and writing data happen asynchronously to avoid slowing down the browser.
- Use Cases:
- Storing offline content for Progressive Web Apps (PWAs).
- Caching API responses.
- Keeping user preferences, game data, or form drafts locally.
Think of it like a mini-database inside your browser!
Getting Started
1. Connecting to IndexedDB
We can create connection like this
- Creates or opens a database named
"MyDatabase"
.