Home » Author Archives: Florian Motlik

Author Archives: Florian Motlik

Discovering the Computer Science Behind Postgres Indexes

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This is the last in a series of Postgres posts that Pat Shaughnessy wrote based on his presentation at the Barcelona Ruby Conference. You can also watch the video recording of the presentation. The series was originally published on his personal blog, and we are republishing it on Codeship with his kind permission. You can also read posts one, two, ...

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Following a Select Statement Through Postgres Internals

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This is the third in a series of Postgres posts that Pat Shaughnessy wrote based on his presentation at the Barcelona Ruby Conference. You can also watch the video recording of the presentation. The series was originally published on his personal blog, and we are republishing it on Codeship with his kind permission. You can also read posts one and ...

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Long-term log analysis with AWS Redshift

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You will aggregate a lot of logs over the lifetime of your product and codebase, so it’s important to be able to search through them. In the rare case of a security issue, not having that capability is incredibly painful. You might be able to use services that allow you to search through the logs of the last two weeks ...

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Heroku PostgreSQL vs. Amazon RDS for PostgreSQL

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PostgreSQL is becoming the relational database of choice for web development for a whole host of good reasons. That means that development teams have to make a decision on whether to host their own or use a database as a service provider. The two biggest players in the world of PostgreSQL are Heroku PostgreSQL and Amazon RDS for PostgreSQL. Today ...

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Containerizing Opinionated Applications

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Containerizing an in-house application can be complex; a great resource for guiding this process is Docker’s list of Dockerfile best practices. Wrapping an application in a container is the easy part. Extracting your application into multiple components and deploying those components in a way that gives all the benefits of containerization is a little more complicated. With an internal application, ...

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Batch Deployment in AWS Elastic Beanstalk

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Zero downtime deployment — i.e., making sure your application can be deployed without negative impact to your customers — is something most of us strive for. It is a prerequisite for successful continuous delivery, so you’re able to deploy at any time and never fear pushing a new release. ElasticBeanstalk, the Platform as a Service component of AWS, has great ...

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godep Dependency Management in Go

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Go differs from many other languages in that a wide range of dependency management methods and tools exist for it. The approach endorsed by the Go team involves vendoring dependencies within the project folder and modifying the the import statements to support the new location. Godep works differently than the endorsed approach… Instead of requiring changes to be made to ...

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Continuous Integration and Delivery with Docker

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Continuous delivery is all about reducing risk and delivering value faster by producing reliable software in short iterations. As Martin Fowler says, you actually do continuous delivery if:                 Your software is deployable throughout its lifecycle. Your team prioritizes keeping the software deployable over working on new features. Anybody can get fast, automated ...

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Monolithic core vs full microservice architecture

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Martin Fowler recently released another article on microservices, specifically about the hype surrounding them. He states that though microservices are a hot topic right now, they add unnecessary complexity to systems that would do just fine with a single monolithic application built with good modularity. While I agree with his point that microservices do add complexity, especially when it comes ...

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Building Minimal Docker Containers for Go Applications

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There are several great official and community-supported containers for many programming languages, including Go, but these containers can be quite large. Let’s walk through a comparison of methods for building containers for Go applications, then I’ll show you a way to statically build Go apps for containerization that are extremely small. Part One: Our “app” We need something to test ...

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