The perfect mix of technology and knowledge.
Clear, practical guides to help you solve real database problems, explore AI, build cloud skills, and grow your technology career — one useful lesson at a time.
Built for database professionals, data practitioners, cloud engineers and curious learners.
Explore topics that move you forward
Start with the problem you need to solve today, or follow a topic to build skills step by step.
Databases & SQL
SQL Server, query optimization, execution plans, indexing, HA/DR and real-world DBA troubleshooting.
Explore database guides →AI & Machine Learning
Generative AI, embeddings, vector databases, vector search and practical AI for data professionals.
Explore AI topics →Cloud & Azure
Azure SQL, cloud architecture, monitoring, performance, security and operational best practices.
Explore cloud guides →Data Analytics & Power BI
Power BI reports, DAX, data modeling, dashboards and ways to turn data into decisions.
Explore analytics →Certifications & Interview Prep
Structured revision, interview questions and preparation for database, Azure and data roles.
Prepare with confidence →Career & Learning Paths
Build a learning plan, strengthen practical skills and make thoughtful next moves in tech.
Plan your next step →Practical guides to explore
Examples below are starter highlights. Connect each card to the matching published article before launch.
SQL Server Execution Plans: A Practical Guide
Learn how to read operators, identify costly work, and decide what to investigate next.
Explore execution plan articles →Embeddings and Vector Search in SQL Server
Understand how text becomes vectors and how similarity search can support retrieval workflows.
Explore AI and vector guides →Power BI Learning and Performance Tips
Build a stronger foundation in data models, DAX, reports and performance practices.
Explore Power BI articles →From quick answers to deeper skills
Use the format that fits your time, experience and learning goal.
Learning paths
Follow topic-based sequences for SQL Server, Azure SQL, AI and data analytics.
Browse learning resources →Videos and demonstrations
See concepts explained through practical examples, walkthroughs and troubleshooting demos.
Visit YouTube ↗Cheat sheets and checklists
Keep concise references handy for daily database and data-platform work.
Explore quick references →Certification and interview prep
Review concepts and practice questions to help prepare for your next technical milestone.
Start preparing →Knowledge shaped by real-world database experience.
TechMixing is created by Vivek Johari, a database architect and technical educator focused on SQL Server, Azure SQL performance, cloud technologies and the evolving role of AI in data platforms. Visit his personal website to learn more about his professional journey and work.
