Sage-Tips

Is MongoDB good for file storage?

Large objects, or “files”, are easily stored in MongoDB. It is no problem to store 100MB videos in the database. This has a number of advantages over files stored in a file system. Unlike a file system, the database will have no problem dealing with millions of objects.

What is the best way to store time series data in MongoDB?

Write Performance and Disk Usage summary: TimescaleDB outperforms both methods of storing time-series data in MongoDB, by between 69\% (vs. Mongo-naive) and 160\% (vs. Mongo-recommended). Mongo-naive shows better write performance (154\% the ingest rate) and uses less disk space (85\% as much disk) than Mongo-recommended.

How does MongoDB store data files?

In MongoDB, use GridFS for storing files larger than 16 MB. In some situations, storing large files may be more efficient in a MongoDB database than on a system-level filesystem. If your filesystem limits the number of files in a directory, you can use GridFS to store as many files as needed.

How much data can be stored in a MongoDB database?

With its 16Mb limit, a MongoDB document can easily store around 2 million values of 64-bit numbers (also dates and booleans).

Can MongoDB store blobs?

2 Answers. Absolutely not. And before some fool just responds “GridFS”, please read the documentation in the link. Now that you have actually read the docs, consider that your blob (binary) data is probably under the 16MB BSON limitation.

What is the best way to store time series data?

Time series data is best stored in a time series database (TSDB) built specifically for handling metrics and events that are time-stamped. This is because time series data is often ingested in massive volumes that require a purpose-built database designed to handle that scale.

Is MongoDB good for time series?

From the very beginning, developers have been using MongoDB to store time-series data. MongoDB can be an extremely efficient engine for storing and processing time-series data, but you’d have to know how to correctly model it to have a performant solution, but that wasn’t as straightforward as it could have been.

Can we save image in MongoDB?

MongoDB BSON documents are capped at 16 MB. So if the total size of your array of files is less than that, you may store them directly in your document using the BinData data type. Videos, images, PDFs, spreadsheets, etc. – it doesn’t matter, they are all treated the same.

How many writes per second can MongoDB handle?

MongoDB supports 250 million ticks per second, at 40x lower cost than the legacy technologies it replaced. Qihoo uses MongoDB to support over 100 applications deployed on over 1,500 nodes, serving 20 billion operations per day.

What is the best MongoDB database for large datasets?

MongoDB is great for large datasets. MongoDB Atlas can handle federated queries across object storage (e.g., Amazon S3) and document storage. Without further ado, let’s go over the top 5 best practices for getting peak performance out of your MongoDB databases.

How do I get sample data for my MongoDB database?

There are many datasets to choose from if you are looking for sample or testing data in JSON format for your MongoDB database. But if you have an Atlas account, you don’t have to look very far for the data you need. Atlas has eight available sample datasets and makes it easy to load that sample data directly into your cluster.

How do I create a collection in MongoDB Compass?

In MongoDB Compass, you create a database and add its first collection at the same time: The next step is to insert one or more documents into your database. Click on your database’s name to see the collection you created, then click on the collection’s name to see the Documents tab:

How do I switch to a different database in MongoDB?

The db command displays the name of the current database. To switch to a different database, type the use command and specify that database. Option 2: Using the GUI, MongoDB Compass Some users would rather work with a GUI to create and update their data and collections.