Here we show how to set up a MongoDB cluster. In the previous post we showed how to install it on...
Author - Walker Rowe
MongoDB Memory Usage, Management, & Requirements
If you put too much data in your MongoDB database, it will run your server out of memory. It can...
How To Track Tweets by Geographic Location
Here we explain how to track users and tweets by their location. As we will see, there are some...
MongoDB GeoLocation Query Examples
Here we explain how to query and working with geolocation data in MongoDB. (This article is part of...
How to Install MongoDB on Ubuntu and Mac
Here we explain how to install MongoDB in a stand-alone configuration on Ubuntu and Mac. Setting up...
Partition Key vs Composite Key vs Clustering Columns in Cassandra
Here we explain the differences between partition key, composite key and clustering key in...
Using Tokens to Distribute Cassandra Data
Cassandra distributes data based on tokens. A token is the hashed value of the primary key. When...
Configuring Apache Cassandra Data Consistency
Let’s look at how Apache Cassandra handles data consistency. If you write data to n – 1...
Using JSON with Cassandra
Cassandra provides support for JSON. You can, of course, store JSON text into Cassandra text...
Stress Testing and Performance Tuning Apache Cassandra
Here we show how to stress test a Cassandra cluster using the cassandra-stress tool. What this tool...