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Enterprise Java

SQL DATE() function Example

Welcome readers, in this tutorial, we will learn how to use the DATE() function in SQL. 1. Introduction In SQL, dates are a complicated feature for the developers, and working with them is a complex thing as the format of the date in the database table must match the date format required for the SQL insert operation to work. The ...

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Apache Solr on Docker Example

In this article, we will show you an example about Apache Solr on Docker. 1. Introduction Apache Solr is a popular open-source search platform built on Apache Lucene. Docker is the leading container platform that allows developers to isolate their app from its environment by packaging software into standardized units for development, shipment, and deployment. In this example, we are ...

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Apache Solr in Java: Using Apache SolrJ

In this example, we are going to show you how to use Apache SolrJ to index data in Solr and query from Solr. 1. Introduction Apache Solr is a popular open-source search platform built on Apache Lucene. If we take a 30000-foot view, Solr is a web application and HTTP is the fundamental protocol used between client applications and Solr. ...

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Spring Boot and RabbitMQ Hello World Example

Welcome readers, in this tutorial, we will see how to implement a simple hello world application with Spring Boot and RabbitMQ. 1. Introduction Before going further in this tutorial we will take a look at the common terminology such as introduction to Spring Boot and RabbitMQ. 1.1 What is Spring boot? Spring boot is a module that provides rapid application ...

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JDBC Kerberos Authentication Example

1. Introduction In this post, we feature a comprehensive example of JDBC Kerberos Authentication. The Kerberos authentication method is very popular. It is not used for query encryption and provides secure authentication. 2. JDBC Kerberos Authentication 2.1 Prerequisites Java 7 or 8 is required on the linux, windows or mac operating system. SqlServer database 2019 is required for testing JDBC ...

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Amazon Redshift JDBC Connection Example

In this tutorial, we will learn about how to set up a JDBC connection to an Amazon Redshift cluster. We will also discuss and analyze a coding example where we connect to an Amazon Redshift Cluster via JDBC and perform CRUD operations on a table. 1. What is Amazon Redshift? Amazon Redshift is a fully managed data warehouse service in ...

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Spring Boot Profiles Tutorial

Welcome readers, in this tutorial, we will see how to load profiles (such as DEV, QA, or PROD) in a simple spring boot application. 1. Introduction Before going further in this tutorial we will take a look at the common terminology such as introduction to Spring Boot and Profiles in the spring framework. 1.1 What is Spring boot? Spring boot ...

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Using Amazon SQS with Spring Boot

Welcome readers, in this tutorial, we will see how to set up a Standard Queue on Amazon SQS and create a simple spring boot application to send a message to the queue and retrieve from the queue. 1. Introduction Before going further in this tutorial we will take a look at the common terminology such as introduction to Spring Boot ...

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Apache Solr and Apache Tika Integration Tutorial

This article is a tutorial about Apache Solr and Apache Tika Integration. 1. Introduction A Solr index can accept data from many different sources, such as CSV, XML, databases and common binary files. If the data to be indexed is in binary format, such as WORD, PPT, XLS, and PDF, the Solr Content Extraction Library (the Solr Cell framework) built ...

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Apache Maven Rat Plugin Tutorial

In this tutorial, we will learn about the Apache Rat tool and the Apache Maven Rat Plugin for Java applications. We will also see how to integrate the plugin into the verify phase of the Maven build lifecycle. Lastly, we will configure the plugin to detect and approve our custom license headers. 1. What is Apache Rat? Apache Rat is ...

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