--- title: "Meet ved (@mitzi) | Hashnode" description: "Meet ved (@mitzi) writes on Hashnode. Read their latest articles and follow their work." url: "https://hashnode.com/@mitzi" --- @mitzi # Meet ved @mitzi · Joined April 2022 ### [Safe SQL Updates & Deletes: Essential Techniques Every Analyst Must Know](https://sql-transaction-control-update-delete.hashnode.dev/safe-sql-updates-and-deletes-essential-techniques-every-analyst-must-know?utm_source=hashnode&utm_medium=feed) ⭐ Introduction As a Data Analyst or Data Engineer, writing SELECT queries is the easy part — the real responsibility begins when you modify data using UPDATE or DELETE statements. One wrong WHERE clause…One missing condition…One accidental full-table... 4 min read · [sql-transaction-control-update-delete.hashnode.dev](https://sql-transaction-control-update-delete.hashnode.dev/safe-sql-updates-and-deletes-essential-techniques-every-analyst-must-know?utm_source=hashnode&utm_medium=feed) [Dec 12, 2025](https://hashnode.com/posts/safe-sql-updates-and-deletes-essential-techniques-every-analyst-must-know/693c4fb2d20a1c515509d948) ### [Mastering SQL JOINs: A Complete Guide for Data Analysts (With Real Use Cases & Pros/Cons)](https://mastering-sql-joins-for-data-analysts.hashnode.dev/mastering-sql-joins-a-complete-guide-for-data-analysts-with-real-use-cases-and-proscons?utm_source=hashnode&utm_medium=feed) ⭐ Introduction For every Data Analyst, SQL is one of the most important tools for pulling insights from relational databases. But the real power of SQL comes from understanding JOINs — the operations that allow you to combine data across tables effic... 5 min read · [mastering-sql-joins-for-data-analysts.hashnode.dev](https://mastering-sql-joins-for-data-analysts.hashnode.dev/mastering-sql-joins-a-complete-guide-for-data-analysts-with-real-use-cases-and-proscons?utm_source=hashnode&utm_medium=feed) [Dec 12, 2025](https://hashnode.com/posts/mastering-sql-joins-a-complete-guide-for-data-analysts-with-real-use-cases-and-proscons/693b627be981861cf96e07a1) ### [🚀 Mastering SQL Performance: Optimized Queries, Indexing, and Smart Alternatives](https://sql-indexing-best-practices.hashnode.dev/mastering-sql-performance-optimized-queries-indexing-and-smart-alternatives?utm_source=hashnode&utm_medium=feed) A Practical Guide for Data Analysts SQL is easy to learn at first, but writing queries that scale efficiently is a different skill.Poorly optimized queries can slow dashboards, delay ETL pipelines, and increase server load. This blog covers: Warm-up... 4 min read · [sql-indexing-best-practices.hashnode.dev](https://sql-indexing-best-practices.hashnode.dev/mastering-sql-performance-optimized-queries-indexing-and-smart-alternatives?utm_source=hashnode&utm_medium=feed) [Dec 11, 2025](https://hashnode.com/posts/mastering-sql-performance-optimized-queries-indexing-and-smart-alternatives/693b2d8ac5b01ea908769e90) ### [Knowledge Mining with Azure Search](https://meet-ved-blog-azure-ai-search-coffee.hashnode.dev/knowledge-mining-with-azure-search?utm_source=hashnode&utm_medium=feed) Turning Coffee Reviews into Smart Data with Azure AI Search 4 min read · [meet-ved-blog-azure-ai-search-coffee.hashnode.dev](https://meet-ved-blog-azure-ai-search-coffee.hashnode.dev/knowledge-mining-with-azure-search?utm_source=hashnode&utm_medium=feed) [Jun 14, 2025](https://hashnode.com/posts/knowledge-mining-with-azure-search/684cd024ab02e8b7c95e3099) ### [Smart Receipt Reader with Azure AI 🤖🧾](https://azure-ai-receipt-data-extraction.hashnode.dev/smart-receipt-reader-with-azure-ai?utm_source=hashnode&utm_medium=feed) Automate document data extraction in minutes using Azure AI Document Intelligence — no code required! 4 min read · [azure-ai-receipt-data-extraction.hashnode.dev](https://azure-ai-receipt-data-extraction.hashnode.dev/smart-receipt-reader-with-azure-ai?utm_source=hashnode&utm_medium=feed) [Jun 5, 2025](https://hashnode.com/posts/smart-receipt-reader-with-azure-ai/6841b2b5bc95a6dc5d34a9ed)