Articles


MySQL Python: About MySQL

  • MySQL is a fast, easy-to-use relational database. It is currently the most popular open-source database
  • MySQL is used for many small and big businesses. It is developed, marketed, and supported by MySQL AB, a Swedish company. It is written in C and C++.
  • MySQL is an open-source database, so you don’t have to pay a single penny to use it.

Download MySQL

Follow these steps:

  1. Go to the official MySQL website

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If you’re a database developer, you know that you need different SQL statements for creating schemas, ad-hoc querying, initiating backups, or troubleshooting. For these scenarios, finding the right graphical tool can speed up these tasks and make you more productive. Over the years, the PostgreSQL community has developed several open-sourced graphical tools for managing PostgreSQL databases, visualizing the datasets it contains, and running queries. You can find a comprehensive list of tools on the PostgreSQL wiki here.

This post is the first in a series of on-going articles that will show you how to work with Yugabyte DB using popular PostgreSQL GUI tools.

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With the release of Red Hat Decision Manager 7.3, I’ve started updating my free online workshop, a beginners guide to building an online retail web shop.

The previous article covered installing the tooling and setting up a project. This update is the for the third lab in this workshop, with more to follow. Learn how to create a domain model with Red Hat Decision Manager.

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Problem Statement

Recently, while working with MuleSoft 4 (AnyPoint Platform – 7.3.1), I had come across a scenario that requires invocation of another REST API, which is also implemented on MuleSoft. This API requires input in the form of URI parameters. This API works well when invoked from an external client like Postman, however, exceptions are observed when the same API is invoked from MuleSoft.

Implementation Details

App – Currency Conversation is implemented for providing currency conversion details in real-time , this APP can be invoked by URL  -http://<<hostname>> /api/ currenyconversion /baseCcy /<<value>> /targetCcy/<<value>>

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A developer journey starts with building the app, testing it, maintaining it, and then moving it into production.

RingCentral deals with different kinds of APIs that offer reliable VoIP calling, web meetings, fax, and more features over cloud communication with reliability, security, and quality.

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The SQL Prompt Best Practice rule checks whether a comparison or expression includes a NULL literal (‘NULL’), which in SQL Server, rather than result in an error, will simply always produce a NULL result. Phil Factor explains how to avoid this, and other SQL NULL-related calamities.

SQL Prompt has a code analysis rule (BP011) that checks whether a comparison or expression includes a NULL literal ('NULL'). These will always produce a NULL result. To determine whether a datatype is or isn’t NULL, use ISNULLor ISNOTNULL.

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In this article, we will discuss the Java persistence API configuration with EclipseLink and MySQL.

The Java Persistence API is a standard specification for ORM (Object Relational Mapping) implementations. Also, it shows how to define a PLAIN OLD JAVA OBJECT (POJO) as an entity and how to manage entities with relations.

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MUnit is a Mule Application Testing Framework that allows you to easily build automated tests for your Integration and APIs. It provides a full suite of integration and unit test capabilities, and it is fully integrated with Maven.

MUnit is fully integrated with Anypoint Studio and allows you to create, design, and test your MUnit tests just like you would Mule Applications.

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See how Spring Boot Batch Application saves an XML to the database and moves error/success files to error/success folder and archives error/success files.

This example covers multiple Spring Batch concepts that we need in most of our daily routine batch job implementations.

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@FeignClient(name = "service-provider")
public interface EchoService { @RequestMapping(value = "/echo/{str}", method = RequestMethod.GET) String echo(@PathVariable("str") String str);
}

What Is Sentinel

Sentinel is an open source circuit breaker. It can be part of Spring Cloud Alibaba or as an individual package.

What Is Feign

Feign is a Java to HTTP client binder. It’s aiming to simplify the REST API process.

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