Category Archives: database

Blending Cucumber, Cassandra and Akka-Http


Folks, Knoldus has always pioneered the deep diving into the best ways to use cutting edge technologies. In the past few days, one of our team carried this deed by integrating Cucumber with Akka-Http, Cassandra and of course, Scala. In … Continue reading

Posted in Akka, akka-http, Cassandra, Cucumber, database, knoldus, sbt, Scala, scalatest, Test, testing, tests | Tagged | 6 Comments

Neo4j vs ElasticSearch & Full Text Search In Neo4j


Hello Graphistas, Are you missing this series ūüôā ? Welcome back again in the series of Neo4j with Scala ūüėČ . Let’s start our journey again. Till now we have talked and learnt about the use of Neo4j with Scala … Continue reading

Posted in database, Elasticsearch, fulltextsearch, graph, Scala | Tagged , , , | 8 Comments

Knolx : Realm Mobile Database


Hi guys, Knoldus organized a knolx session on the topic : Realm Mobile Database. A better mobile database means better apps. Realm is a mobile database that runs directly inside phones, tablets or wearables. It saves data in minutes so … Continue reading

Posted in database, Java | Leave a comment

Knolx : MongoDB – Replication And Sharding


Hello all, Knoldus organised a knolx session on the topic ‚ÄúMongoDB – Replication And Sharding‚ÄĚ on Friday, 4th november and¬† 11th November 2016. MongoDB¬† is a free and open-source cross-platform document-oriented database program. Classified as a NoSQL database program, MongoDB … Continue reading

Posted in database, MongoDB, NoSql, Scala | Leave a comment

Cassandra Data Modeling – Primary , Clustering , Partition , Compound Keys


In this post we are going to discuss more about different keys available in Cassandra . Primary key concept in Cassandra is different from Relational databases. Therefore it is worth spending time to understand this concept. Lets take an example … Continue reading

Posted in Best Practices, big data, Cassandra, database, NoSql, Scala | Tagged , , , , , , | 2 Comments

Neo4j With Scala: Awesome Experience with Spark


Lets start our journey again in this series. In the last blog we have discussed about the Data Migration from the Other Database to the Neo4j. Now we will discuss that how can we combine Neo4j with Spark? Before starting … Continue reading

Posted in apache spark, database, Scala, Spark | Tagged , , | 2 Comments

Neo4j With Scala : Migrate Data From Other Database to Neo4j


Hello Folks; Lets continue the Neo4j with Scala. We have earlier discuss about the use of Neo4j with Scala and Neo4j APOC with Scala. In this blog we are going to discuss about how we can migrate data from the … Continue reading

Posted in database, Scala | Tagged , , , , , | 5 Comments

Apache PIG : Installation and Connect with Hadoop Cluster


Apache PIG, It is a scripting platform for analyzing the large datasets. PIG is a high level scripting language which work with the Apache Hadoop. It enables workers to write complex transformation in simple script with the help PIG Latin. … Continue reading

Posted in database, Scala | Tagged , , , | 1 Comment

Hive-Metastore : A Basic Introduction


As we know database is the most important and powerful part for any organisation. It is the collection of Schema, Tables, Relationships, Queries and Views. It is an organized collection of data. But can you ever think about these question … Continue reading

Posted in database, Scala | Tagged , , , , | 1 Comment

Building Analytics Engine Using Akka, Kafka & ElasticSearch


In this blog , I will share my experience on building scalable, distributed and fault-tolerant¬† Analytics engine using Scala, Akka, Play, Kafka and ElasticSearch. I would like to take you through the journey of ¬†building an analytics engine¬†which was primarily … Continue reading

Posted in Akka, akka-http, Amazon, Amazon EC2, Apache Kafka, Architecture, AWS, AWS Services, Batch, Best Practices, big data, Cassandra, database, Elasticsearch, Java, Non-Blocking, NoSql, Reactive, S3, Scala, Streaming, Web | 9 Comments