Jack is an experienced software engineer specializing in virtualization and data protection. With a background at leading companies like IBM and VMware, he currently serves as a technical consultant at Vinchin. Jack has designed and optimized enterprise-grade backup and recovery solutions for diverse virtualized environments. He has strong hands-on expertise in VMware and cloud infrastructure security. Jack specializes in building scalable, reliable systems that enhance data integrity and reduce downtime. He also creates technical documentation and shares best practices to help IT teams effectively manage virtual infrastructures.
Jack is passionate about new technologies and enjoys staying up-to-date with the latest innovations. Outside of work, he likes singing, traveling, and visiting art galleries. These hobbies help him relax and bring fresh inspiration to his life.
SQL Server database compatibility level controls features and behaviors for each database. This guide explains its role, how to check current settings, and steps to change it safely. Learn best practices for smooth upgrades and stable performance.
Oct 31 2025
The SQL Server Database Engine is vital for storing and managing business data. This article shows operations administrators how it works and offers clear steps to secure databases from loss or downtime.
Oct 24 2025
When a SQL Server database is stuck in restoring state, access halts and business suffers. This guide shows clear steps to resolve the issue and keep your data safe. Read on for practical fixes and prevention tips.
Oct 24 2025
SQL Server database restoring is vital for data recovery after loss or corruption. This guide shows four proven ways to restore databases and helps you avoid common mistakes. Read on to learn step-by-step solutions for reliable restores.
Oct 23 2025
A SQL Server database schema helps organize and secure your data by grouping related objects. This article explains schemas, their benefits, and step-by-step ways to create them using both graphical tools and scripts.
Oct 23 2025
SQL data types define what kind of information each column in a table can hold. This guide explains core categories and shows how to pick the best type for storage, speed, and accuracy. Read on to avoid mistakes and improve your database design.
Oct 23 2025
PgAdmin is a key tool for managing PostgreSQL databases. This guide shows you how to install pgAdmin, connect to servers, back up data safely, and monitor your database. Learn practical steps and best practices for smooth operations.
Oct 09 2025
Connecting with psql is key for managing PostgreSQL databases. This guide shows step-by-step methods for local and remote access, secure authentication, and error fixes so you can work with confidence.
Oct 09 2025
PostgreSQL administrators often need to see all databases on a server for audits or migrations. This guide shows clear steps to list databases with psql commands and custom SQL queries, plus tips for automation and troubleshooting.
Oct 09 2025
Cloud backup options help protect business data from loss due to disasters or attacks. This article explains key types of cloud backups and guides you in choosing the best fit for your needs.
Sep 30 2025
VMware hypervisors are vital for business IT systems. When failures happen, quick recovery is essential. This article explains practical steps for restoring your ESXi host and minimizing downtime.
Sep 29 2025
SQL Server databases power many business systems. This guide shows you how to download the software, import samples, and export your own data. Learn simple steps for each method and improve your database management skills.
Sep 29 2025
