sql-tap: Real-time SQL Traffic Monitoring Tool with TUI Interface
By
mickamy
Fresh out the oven, still warm. Top of the tray.
Summary
sql-tap is an open-source tool that acts as a proxy between applications and databases (PostgreSQL, MySQL, TiDB) to monitor SQL traffic in real-time. It features a terminal user interface (TUI) and web client for inspecting queries, viewing transactions, and running EXPLAIN commands without modifying application code. The article provides installation instructions via multiple methods (Homebrew, Go, Docker, Nix) and quick start guidance for setting up the proxy daemon and connecting applications to it.
Key quotes
· 4 pulledsql-tap sits between your application and your database (PostgreSQL, MySQL, or TiDB), capturing every query and displaying it in an interactive terminal UI
Inspect queries, view transactions, and run EXPLAIN — all without changing your application code
Real-time SQL traffic viewer — proxy daemon + TUI / Web client
Run as a sidecar alongside your database
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