Sql Server Profiler - SQL Server Profiler shows how SQL Server resolves queries internally.
ApexSQL Monitor - SQL Server performance monitor - Monitor, detect, and solve SQL Server performance problems on any device
Jet Profiler for MySQL - Query profiling tool for the MySQL database server, helps you spot performance bottlenecks, heavy sql queries and most accessed db tables.
dbForge Monitor - dbForge Monitor is a FREE add-in for Microsoft SQL Server Management Studio that allows you to track and analyse SQL server performance.
DataGrip - Tool for SQL and databases
Visual Expert - An all-in-one Static Code Analysis + SAST tool for PowerBuilder, Oracle and SQL Server