List/Grid Tag Archives: NoSQL

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MongoDB Pro Tip: Field Projections

Did you ever learn that select * from table in RDBMS-land is bad? Of course, you did! If you’re only looking for the email address of a user and not the other 15 columns worth of ...
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MongoDB Geo-Spatial Mobile Demo

Mongo: noun (pl mongo or mongos) – a monetary unit of Mongolia. Equal to one hundredth of a tugrik. Origin from Mongolian “silver” I’ve written about NoSQL DBMS [http://keyholesoftware.com/2012/10/01/is-nosql-the-sql-sequel/]. ...
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Practical NoSQL experiences with Apache Cassandra

Most of the backend systems I’ve worked with over the years have employed relational database storage in some role. Despite many application developers complaining about RDBMS performance, ...
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SQL to NoSQL : Copy your data from MySQL to Couchbase

Introduction During my last interactions with the Couchbase community, I had the question how can I easily import my data from my current database into Couchbase. And my answer was ...
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Setup MongoDB Replica Set in 4 steps

Introduction Before going into details of configuring MongoDB replica sets, let me give brief details about same:Replica Set is the feature provided by the Mongodb database to achieve ...
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Making Sense Out of Datomic, The Revolutionary Non-NoSQL Database

I have finally managed to understand one of the most unusual databases of today, Datomic, and would like to share it with you. Thanks to Stuart Halloway and his workshop! Why? Why?!? As ...
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MongoDB Primary Keys Are Your Friend

All documents in a MongoDB collection have a primary key dubbed _id. This field is automatically assigned to a document upon insert, so there’s rarely a need to provide it. What’s ...
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MongoDB to CSV

Every once in a while, I need to give a non-technical user (like a business analyst) data residing in MongoDB; consequently, I export the target data as a CSV file (which they can presumably ...
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A 3 Step Guide to Getting Started with NoSQL

I have been looking in to NoSQL databases for few months and would like to share my experience with it. This is a post might help you if you indent to start learning about the NoSQL ...
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Easy application development with Couchbase, Angular and Node.js

A friend of mine wants to build a simple system to capture ideas, and votes. Even if you can find many online services to do that, I think it is a good opportunity to show how easy ...
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