Questions tagged [mongodb]

MongoDB is a scalable, high-performance, open source, document-oriented NoSQL database. It supports a large number of languages and application development platforms. Questions about server administration can be asked on http://dba.stackexchange.com.

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Should I use MongoDB instead of storing data in CSV in python?

I am currently storing data crawled from multiple websites having same but still different structure so every crawler is saving data in separate csv. I am planning to store the data using MongoDB ...
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Database for faster lookup of string

I have requirement for query database for every possible combination for example. (Have csv file which has name + frequency) Search query : "program java spring project" This will pass to the system ...
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1answer
21 views

Is Elastic Search recommended if attribute getting search is not a huge text document?

We are currently developing a system with MEAN stack with Mongodb at backend. We have employees name, and Ids in our system and our client wants to get pretty good (Read: Google Like) search in our ...
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1answer
284 views

Data representation (NoSQL database?) for a medical study

Problem description I have a data set about 10000 patients in a study. For each patient, I have a list of various measurements. Some information is scalar data (e.g. age), some information is time ...
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154 views

How to dowload Wikileaks Cable Leaks documents as text corpus?

I'd like to perform NLP analysis on Wikileaks US Diplomatic Cable Leaks documents (https://wikileaks.org/plusd/), preferably as Python's NLTK3 corpus od Mongo DB documents. I couldn't find any option ...
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What is the difference between mongodb and tuple space storages

There are some storage space type like GigaSpaces. that inspired from tuple space. Would you say mongodb can act like a tuple ...
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2answers
580 views

What is a good way to start Data Analysis of unknown dataset (JSON data) [closed]

I am working with an organization to analyse their data residing in Mongodb and to look for any trends/patterns in the data. I am quite new to the professional field of Data Analysis but have a good ...
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1answer
292 views

Database options for JSON storage, queried with Apache Drill

I am planning to set up a JSON storage system. It will store tens of millions of JSON records, all in the same format. I'd like to be able to query the data using Apache Drill. It looks like there is ...
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3answers
675 views

Storing Sensor Data for Analysis of the Office

I have currently been tasked with designing an application that tracks several different measurements around the office, eg. the temperature, light, presence of people, etc. Having never really worked ...
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78 views

Which open-source sgdb for kind of large data

I have a 7 giga confidential dataset which I want to use for a machine learning application. I tried : Every package recommanded for efficient dataset management in R like : data.table, ff and ...
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6k views

Which is faster: PostgreSQL vs MongoDB on large JSON datasets?

I have a large dataset with 9m JSON objects at ~300 bytes each. They are posts from a link aggregator: basically links (a URL, title and author id) and comments (text and author ID) + metadata. They ...
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Uses of NoSQL database in data science

How can NoSQL databases like MongoDB be used for data analysis? What are the features in them that can make data analysis faster and powerful?
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Can map-reduce algorithms written for MongoDB be ported to Hadoop later?

In our company, we have a MongoDB database containing a lot of unstructured data, on which we need to run map-reduce algorithms to generate reports and other analyses. We have two approaches to select ...