Tag Archives: NoSQL

With the release of latest influxdb-java driver version came along the InfluxbMapper. To get started we need to spin up an influxdb instance, and docker is the easiest way to do so. We just follow the steps as described here. Now we have a database with some data and we are ready to execute our queries. We have the measure ...

1. What are NoSql Databases? NoSql (Not only Sql) databases are non-relational databases that are horizontally scalable, persist semi or unstructured data and have flexible schemas. These databases support multiple data models such as key-value, document, column-family, graph based, in-memory etc. for managing and accessing data. NoSql databases are best suited for building modern applications, which require large data and ...

1. Introduction to MongoDB In this post, we feature a comprehensive MongoDB Tutorial that integrates with a Java-based application. Whenever we read about NoSQL databases, we need to know why were they ever developed when SQL databases were working excellent. NoSQL foundations grew upon relaxed ACID (atomicity, consistency, isolation, durability) guarantees in favour of performance, scalability, flexibility and reduced complexity. ...

A natural interface for Java-based data integration with CRM, ERP, Accounting, Marketing Automation, NoSQL, flat files and more Jdbi is a SQL convenience library for Java that provides JDBC with a more natural Java database interface that’s easy to bind to domain data types. The library includes building blocks that allow developers to more easily map relationships and objects within ...

In-memory approaches can achieve blazing speed by putting the working set of the data into the system memory. When all data is kept in memory, the need to deal with issues arising from the use of traditional spinning disks disappears. This means, for instance, there is no need to maintain additional cache copies of data and manage synchronization between them. ...

Apache Mesos is an open source cluster manager developed at UC Berkeley. It provides resource isolation and sharing across distributed applications. Mesos consists of a master daemon that manages slave daemons running on each cluster node.Mesos frameworks are applications that runs on Mesos and run tasks on these slaves. Marathon is a container orchestration platform running on Mesos.Multiple container formats are supported ...

In the previous post we set up a spring security configuration by providing custom queries for user and authority retrieval from an sql database. Nowadays many modern applications utilize NoSQL databases. Spring security does not come with an out of the box solution for NoSQL databases. In those case we need to provide a solution by Implementing a Custom UserDetailsService. ...

With stories of the thefts of millions of credit card records and sensitive employee data at some of the world’s largest companies and government agencies dominating recent headlines, it’s not surprising that organizations are doubling down on security. Security is finally starting to get top management’s attention. Ponemon Institute’s 2015 security report found that 55 percent of top executives rated ...

In this article we will explore what it means to have a converged data platform for building and delivering business applications. This sample application will be to create blog articles for a personal website. The following picture illustrates the the flow of data and how the MapR-DB Rest application utilises the OJAI API to interact with the MapR-DB JSON tables. ...