In the previous blog I discussed transactions. In this blog I want to highlight the scalability and high availability features available in Redis. RDBMS’s are designed to run on big boxes. Scaling is done virtually by throwing more hardware at the server. This is in complete contract to NoSQL databases which are designed to be … More Redis Database – Part 08 – Scalability and High Availability
In the previous blog I highlighted the scalability and high availability features available in Redis. In this blog I will show how a demo application uses Redis to cache searches sent to Twitter. The code can be found on Github here. Demo Application In this last post I thought I would show one of the … More Redis Database – Part 09 – Twitter Redis Caching
In the last blog I discussed how we can apply filters to our data. In this blog I will discuss how we deal with transactions. Transactions If you come from a relational database background you will be very familiar with transactions. When a transaction starts, data is modified immediately and because RDBMS’s support full ACID … More Redis Database – Part 07 – Transactions
In the last blog I discussed NULLs and data denormalization. The code can be found on Github here. In this blog I will show how we can apply filters to our data. Filtering data is limiting the data returned based on conditions. In SQL this is accomplished by a WHERE clause. Doing filtering on the … More Redis Database – Part 06 – Query Filtering
In the last blog I covered how we create our first data model and some queries. The code can be found on Github here. In this blog I want to discuss handling NULL input data and data denormalization. NULL Data NOSQL databases do NOT have the concept of NULL. Since there is no schema enforcement, … More Redis Database – Part 05 – Handling NULLs and Data Denormalization
In the last blog I introduced the Redis data types. In this blog I will cover how we create our first data model and some queries. The code can be found on Github here. Relational Background A lot of people who come to a NoSQL database come from a relational database background and it’s no … More Redis Database – Part 04 – Inserting and Querying Data
In the last blog I introduced some Redis basics. In this blog I will cover the datatypes supported which is extremely important in order to create the correct data model. Data Types Redis has the following different datatypes that can be used for a keys value. String Hashes List Set Sorted Set HyperLogLogs Geospatial Bitmaps … More Redis Database – Part 03 – Datatypes
In the last blog I introduced Redis. In this blog I will cover some of the basics. Command Line Interface You can interact with the Redis server using the redis-cli command line interface. Here I am checking my Redis server is up and running. Note: I am using an installation by Jetware running on Ubuntu … More Redis Database – Part 02 – Basics
This is a blog series on using the Redis NoSQL database. Introduction I have been around databases for 30 years starting out with IDMS on ICL mainframes. That progressed into Sybase and Microsoft SQL Server. I have cut my teeth on relational databases however; the one size fits all no longer applies anymore. Those previous … More Redis Database – Part 01 – Foundation
Denham Coder 