SQL Diff Viewer by Patilweb is a robust Chrome extension designed for developers needing to compare SQL queries effectively. This tool offers side-by-side comparison functionality, allowing users to analyze differences in SQL syntax with ease. Key features include intelligent diff analysis that highlights line-by-line changes, automatic SQL formatting for improved readability, and real-time syntax validation to catch errors as they occur. The extension also supports both unified and split views, providing flexibility in how differences are displayed.

In addition to its comparison capabilities, SQL Diff Viewer includes useful features such as syntax highlighting for better visualization of SQL components, a change-only view to focus on modifications, and accurate line numbering for reference. Users can save and load their SQL comparisons, export results as text files, and utilize built-in sample queries for testing purposes. The responsive design ensures a seamless experience within the Chrome extension popup, making it a practical tool for database professionals.