Show HN: QueryTuner – SQL diagnostics across 5 DBs, no database connection (www.querytuner.com)

QueryTuner has launched a groundbreaking SQL diagnostics tool that caters to the 99.7% of developers who are not database administrators. This innovative solution leverages a heuristic engine combined with a large language model (LLM) to analyze SQL queries without needing a direct connection to any database. It supports five major database systems: PostgreSQL, MySQL, Oracle, SQL Server, and SQLite, making it a versatile resource for a wide array of developers. This tool is significant for the AI/ML community as it democratizes SQL performance optimization, allowing developers to enhance their database queries intuitively. By simplifying the diagnostics process, QueryTuner empowers even those with limited database expertise to identify and rectify performance issues in their SQL statements. The ability to paste queries directly and receive instant analysis signifies a major step towards improving developer productivity and fostering a deeper understanding of SQL performance across diverse database platforms. This could lead to more efficient applications, ultimately benefiting end users and enhancing overall software performance.