Complete Notes on Magento

Does MongoDB database have tables for storing records?

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No. Instead of tables, MongoDB uses “Collections” to store data. No, MongoDB does not use tables for storing records like traditional relational databases. Instead, MongoDB is a NoSQL database that stores data in flexible, JSON-like documents. The data is organized into collections, and each document within a collection can have a different structure. MongoDB’s data … Read more

What language you can use with MongoDB?

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MongoDB client drivers supports all the popular programming languages so there is no issue of language, you can use any language that you want. MongoDB supports various programming languages for interacting with its database. The primary and official programming language for MongoDB is JavaScript. MongoDB uses a JavaScript-based query language, and the MongoDB shell, which … Read more

Does MongoDB need a lot space of Random Access Memory (RAM)?

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No. MongoDB can be run on small free space of RAM. The amount of Random Access Memory (RAM) required by MongoDB depends on various factors such as the size of your dataset, the nature of your queries, and the complexity of your workload. MongoDB generally benefits from having enough RAM to hold the working set, … Read more

In which language MongoDB is written?

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MongoDB is written and implemented in C++. MongoDB is primarily written in C++.

If you remove an object attribute, is it deleted from the database?

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Yes, it be. Remove the attribute and then re-save() the object. In MongoDB, if you remove an attribute (field) from a document using an update operation with the $unset operator or by any other means, the attribute will be removed from that specific document, but the document itself will still exist in the database. The … Read more