Tag: MongoDB

MongoDB - Tutorial

MongoDB is an open-source document archive and leading NoSQL database. MongoDB is written in C++. This tutorial will give you a gr...

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MongoDB Advantages

MongoDB is a robust database with excellent capabilities and stands out in-built functions. Today, IT sectors, e-commerce, banking...

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MongoDB - GridFS

GridFS is the MongoDB specification for storing and retrieving large files such as images, audio files, video files, etc.

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MongoDB - Regular Expression

Regular Expressions are frequently used in all languages to search for a pattern or word in any string. MongoDB also provides func...

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MongoDB - Map Reduce

As per the MongoDB documentation, Map-reduce is a data processing paradigm for condensing large volumes of data into useful aggreg...

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MongoDB - ObjectId

MongoDB uses ObjectIds as the default value of each document's id field, which is provided when any document is created. The compl...

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MongoDB - Advanced Indexing

Creating an index on array in turn creates separate index entries for each of its fields. So in our case when we create an index o...

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MongoDB - Atomic Operations

The recommended atomicity preservation approach would be to store all relevant information that is regularly modified in a single ...

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MongoDB - Covered Queries

You've probably heard that column indexing is a great way to optimize query performance by minimizing the number of disk accesses ...

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MongoDB - Database References

As seen in the last chapter of MongoDB relationships, to implement a normalized database structure in MongoDB, we use the concept ...

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MongoDB - Auto-Increment Sequence

This is a guide to MongoDB Auto Increment. Here we discuss an introduction to MongoDB Auto Increment, syntax, how it works, and th...

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MongoDB - Array

The array is significant and useful in MongoDB to define a set of elements in a single set. Different types of array operator avai...

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