couchbase

CAP Theorem for the distributed systems

A few days back I completed the certification for the 1st course of the Lightbend Reactive Architecture Advanced i.e. Building Scalable Systems. I found this course very helpful and informative to get the idea of Reactive architecture. So if you have not started yet, please go there and lets become reactive. There are few foundational courses as well to build the foundation of reactive architecture. Continue Reading

Distributed Transactions and Saga Patterns

In a Knolx session organized by Knoldus, we discussed the idea of following Saga Patterns. For that to be more accessible, I’d like to share the session with the help of this blog. Service-oriented architecture has given us enough advantages to be a predominant architecture in our Industry, but it can’t be all sunshine and rainbows. There are use cases where monoliths are not only Continue Reading

Scala, Couchbase, Spark and Akka-http: A combinatory tutorial for starters

Couchbase and Apache Spark are best so far , for the in-memory computation. I am using akka-http because its new in the business. If you are not a big fan of akka-http and don’t think it is yet ready for production then you can take a look on this blog, which displays how to do the same task using Spray. If you are new to all Continue Reading

Transfering Data from Couchbase to the ElasticSearch (Transport-Couchbase Plugin)

If we want to transfer the data persisted in your Couchbase to ElasticSearch and use the power of inverted indexing of Elastic Search along with Couchbase. Then we can do this in easy steps. Couchbase provides us a plugin for the Elastic search that makes your ElasticSearch node appear like a Couchbase Server node. After installation you can use the Cross-Datacenter Replication (XDCR) feature of Continue Reading

Couchbase: Quering data bucket with Partial id.

Introduction: In this article I am going to explain how to get documents from data bucket, if you only have partial Id, in other words using LIKE operation of Sql in couchbase by using Views of Couchbase. For Example: I have these four documents in my bucket, and I want to get all the documents having starting “abc”, then it must retrieve all the three Continue Reading

Easiest Way to connect with Couchbase using Scala

In this blog, we have explained how easily we can connect with Couchbase, store and fetch data  using scala through an example. Tools and technologies used : SBT 0.13.8 Scala 2.11.6 Couchbase Server 4.0 Beta Eclipse JDK 1.7 Please follow below instructions to use this example:- 1) Install and configure Couchbase a) Download the couchbase server from here. b)  If you are using ubuntu, then Install the Continue Reading

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