Tag: mongodb

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Database

What Is MongoDB’s _id Field and How to Use It

December 22, 2019

MongoDB’s users are well known for valuing the database’s capacity for growth. After all, the system’s tagline is “for giant ideas,” and for good reason.  The system supports extreme scalability and has been designed to store exceptionally large numbers of documents. Among all the data that …


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Database

The Basics of Sharding in MongoDB

September 6, 2017

Sharding is a mechanism widely used in today’s most popular database systems, an effective way to divide, categorize, and organize data into manageable chunks. In some database types, such as MySQL, the use of sharding is an architectural decision, while in other databases, such …


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Database

An Introduction to MongoDB Replication and Replica Sets

August 25, 2017

Replication is a process common to virtually all modern-day database systems. As you very likely know, it can be a complex subject, especially when dealing with nuances that vary from database type to database type. In this post we’d like to offer an introduction …


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Database

Why WiredTiger Is the Default MongoDB Storage Engine

June 14, 2017

When we published our blog post about working-sets in MongoDB, one of our colleagues told us he’d been aware that MMAPv1 had previously been MongoDB’s default storage engine, but he didn’t know why WiredTiger had since taken its place. We saw this as an …



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Database

JSON Support in PostgreSQL, MySQL, MongoDB, and SQL Server

February 10, 2017

If you’ve been watching the evolution of database technologies over the past few years, you’ve seen how quickly JSON has quickly cemented its position in major database servers. Due to its use in the web front-end, JSON has overtaken XML in APIs, and it’s spread through all the …