User stories are represented as work items in Azure DevOps, allowing you to manage and track them effectively throughout the development lifecycle. Creating a User story in Azure DevOps is a straightforward Process. This guide will walk you through the process of creating user stories in Azure DevOps, covering each step in detail. Navigate to…
PostgreSQL is a powerful, open-source object-relational database management system (ORDBMS) that is known for its reliability, feature richness, and performance. It is a popular choice for a wide variety of applications, from small web applications to large enterprise databases. In this content, we will show you how to start the PostgreSQL server on Ubuntu. We…
When attempting to execute PowerShell scripts, users may encounter the error message “PS1 Cannot Be Loaded Because Running Scripts Is Disabled.” This error arises due to a security measure implemented by PowerShell to prevent unauthorized script execution. Here goes the ‘why’s and ‘how’s on it. Root Cause Analysis: Why Scripts Are Disabled by Default PowerShell…
Incremental statistics and histograms are two important concepts in data analysis and database management. Incremental statistics are a method of updating statistics on a table or partition without having to scan the entire dataset. This can be a significant time savings, especially for large datasets. Histograms, on the other hand, are a way of representing…
Power Query, a data manipulation tool integrated with Excel, enables users to perform various data transformations, including adding columns from another table. This capability is particularly useful when combining data from multiple sources and enriching existing datasets with additional information. The methodologies and associated issues will be discussed in the following sections. Prerequisites for Adding…
Operational data is produced by day-to-day business activities like transactions, user interactions, IoT sensors, etc. This high-velocity data needs specialized infrastructure for storage and analysis. Operational data stores built on Amazon S3 and Amazon Redshift provide a powerful and flexible cloud architecture for real-time analytics. In this step-by-step guide, we will dive into how to…
Apache Spark is a powerful open-source distributed computing system that is widely used for big data processing and analytics. Hive, another Apache project, is a data warehouse infrastructure built on top of Hadoop for providing data summarization, query, and analysis. Connecting Spark to a remote Hive instance allows users to leverage the capabilities of both…
Three methodologies have emerged as prominent approaches to software design and implementation: Test-Driven Development (TDD), Behavior-Driven Development (BDD), and Domain-Driven Design (DDD). Each methodology brings a unique perspective and set of practices to the software development process. Let’s see. Test-Driven Development (TDD): A Focus on Code Quality TDD advocates for writing tests first, before implementing…
SQL Server Reporting Services (SSRS) has been a cornerstone for many organizations, offering robust reporting capabilities within the SQL Server ecosystem. However, as businesses migrate their infrastructure to the cloud, exploring alternatives to SSRS within Amazon Web Services (AWS) becomes crucial. AWS offers a variety of reporting solutions that cater to different requirements, providing flexibility…
Using strings effectively is crucial for making accurate and powerful requests to a database. CHARINDEX and LIKE are important tools for this task. They each have special abilities for dealing with parts of text and patterns in strings. This investigation is meant to help you fully grasp how to use these functions, understand their language…