Store and Retrieve Large Files with GridFS
Learn and practice storing and retrieving large files with GridFS.
We'll cover the following...
We'll cover the following...
Why use GridFS
GridFS is a specification used to store large files.
In MongoDB, we cannot store a file larger than 16MB, as that is the maximum document size it allows. We use GridFS to overcome this drawback.
GridFS collections
GridFS uses these two collections to store a file:
- Metadata collection:
fs.files - File chunks collection:
fs.chunks
Metadata collections store the metadata of a file. For a single file, there is one document in the fs.files collection while there could be multiple collections in the fs.chunks collection. File chunks ...