PostgreSQL is a powerful, open source SQL database with the object-relational structure and numerous robust features to ensure excellent performance and reliability. In this tutorial, we’ll show how to connect PostgreSQL database with Java application hosted with Jelastic PaaS. 1. Log into Jelastic dashboard, create New Environment with the Java application server and the PostgreSQL…
In the modern world, the importance of data availability cannot be underestimated. Herewith, you want to maintain immediate access to any required information at a moment’s notice. Thus, for any production solution of any meaningful size, it is highly recommended to configure a cluster. Software clustering is the technique of using at least two instances…
The situation with COVID-19 and global quarantine pushed many businesses to remote interaction among team members, as well as with partners and clients. Such a drastic change without thorough preparation can negatively impact business performance, which is especially true for companies with a lot of employees and departments. Herewith, specialized tools like Mattermost can significantly…
Jelastic PaaS provides automatic clusterization for the MongoDB stack, which allows you to create a reliable replica set for your database with a single click. The implemented solution provides a set of benefits: redundancy and data high availability – multiple copies of data on different database servers offer a high level of fault tolerance against…
The first step of any application hosting is a creation of the environment with the required isolated containers. Jelastic PaaS provides a powerful and intuitive UI to create and configure environments based on your specific needs. This article will guide you through all the needed steps, giving an extended explanation of available specifics and features….
Hasura is an open-source engine based on the GraphQL query language for API. It allows you to create a connection, manage, and configure event triggers for the PostgreSQL database in minutes. Hasura helps you build GraphQL applications backed by PostgreSQL or incrementally move your existing projects. In this tutorial, we’ll overview two examples of the…
ModSecurity is an open-source, cross-platform web application firewall (WAF) module that helps to detect and prevent various attacks against web applications. The module can block common code injection attacks that ensures higher level of server security. It comes with a set of rules for cross website scripting, SQL injection, bad user agents, session hijacking, trojans, …
Have you ever felt a moment of panic when you realize that your data might be lost? Human errors, malicious attack, systems crash or disasters happen when least expected. So it is highly important to be always prepared to such situations by keeping up-to-date backups that can help with data recovery. Automated backups ensures in-time…
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