Event Store blog
Posts tagged "Event Sourcing"
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CQRS stands for Command-Query Segregation Principle. Greg Young described (and named) the pattern thoroughly in 2010, but the...
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Event Sourcing is an alternative way to persist data. In contrast with state-oriented persistence that only keeps the latest...
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As software engineers, we have probably encountered situations where we needed to convince somebody to go with a particular...
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Last week on a call with someone the question came up about the Event Store about why can they not update and event and how...
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In the last post we introduced the new concept of fromStreams([]) that will join multiple streams into a single stream for your...
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Up until this point we have only used two event selection methods for our projections. We have used fromStream(‘stream’) which...
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We have gotten the question very often how the multi-node version works with replication. After typing it up about five times in...
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As we went through in Projections 5 : Indexing, the linkTo() function is capable of emitting pointers to another stream. This can...
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Now we can start getting to some of the interesting things in Projections. It was quite odd, as I was leading up to this post...
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In the “intermission” post we jumped ahead quite a bit in terms of the complexity of the projection we were building. Let’s jump...
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There was a pretty good question this morning when I checked comments on posts. “What is the difference between projections and,...
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Yesterday I was meeting with a company. We were going through some of their problems and looking at whether the Event Store and...
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In Projections 2 we looked at creating a very simple projection that would analyze our statistics inside of the Event Store. The...
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In the first post on projections we talked a bit about the theory behind projections. In this post we are going to try to create...
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Over at eventstore.com we have 1.0’d the Event Store database as an Event Store (i.e. storing/retrieving events/multinode...