CQRS stands for Command and Query Responsibility Segregation. Basically, this pattern separates read and update operations for a database. Normally, in monolithic applications, most of the time we have 1 database and this database should respond to both query execution and update operations. That means a database is both working…

A microservice-based application is a distributed system. The overall system consists of multiple smaller services, and together these services provide the overall application functionality. This architectural style provides numerous benefits, it has several limitations as well. One of the major problems in a microservice architecture is how to handle a…

Here we can explore the SAML authentication with example. We will cover all about SAML in this article. What is SAML? SAML stands for Security Assertion Markup Language. It is an XML-based open-standard for transferring identity data between two parties: an identity provider (IdP) and a service provider (SP). Identity Provider Performs authentication and passes…

Containers are usually immutable and ephemeral. Running just as long as it takes for the command issued in the container to complete. By default, any data created inside the container is only available from within the container and only while the container is running. Docker volumes are a widely used…

Here we are discussing the very basics of docker. #1. What is Docker? Docker is an open-source project for automating the deployment of applications as portable, self-sufficient containers that can run on the cloud or on-premises. Docker containers can run anywhere, on-premises in the customer data center, in an external service provider or in…

Here we are talking about different AWS application integration services such as Amazon SNS, Amazon SQS, Amazon SWF, Amazon MQ and AWS Step Functions. #1. Amazon SNS Amazon Simple Notification Service (Amazon SNS) is a web service that makes it easy to set up, operate, and send notifications from the cloud. Amazon SNS…

Here we discuss about different AWS Migration Services such as AWS Snowball, Data Migration and DataSync. #1. AWS Snowball Petabyte scale data transport solution for transferring data into or out of AWS. Uses a secure storage device for physical transportation. AWS Snowball Client is software that is installed on a local computer and…

Here we discuss different AWS Analytics and Media Services such asn Amazon EMR, Amazon Kinesis, Amazon Athena, Glue and Amazon Workspace. #1. Amazon EMR Amazon EMR is a web service that enables businesses, researchers, data analysts, and developers to easily and cost-effectively process vast amounts of data. EMR utilizes a hosted Hadoop framework…

Here we are discussing different networking and content management services in AWS. #1. AWS VPC Amazon VPC lets you provision a logically isolated section of the Amazon Web Services (AWS) cloud where you can launch AWS resources in a virtual network that you define. Analogous to having your own DC inside AWS. The…