The MySQL Performance Schema is a feature for monitoring MySQL Server execution at a low level. Chapter 21. MySQL Performance Schema These are a mix of configuration and data tables. Document generated on: 2022-05-25 (revision: 73304) However, performance_schema is not a regular storage engine for storing data, it's a mechanism for implementing the Performance Schema feature. The Performance Schema has these characteristics: The Performance Schema provides a way to inspect internal execution of the server at runtime. It is implemented using the PERFORMANCE_SCHEMA storage engine and the performance_schema database. MySQL INFORMATION_SCHEMA examples are explained in ⦠Performance Schema events are specific to a given instance of the MySQL Server. You can make performance_schema the default database so that references to its tables need not be qualified with the database name: mysql> USE performance_schema; Performance Schema tables are stored in the performance_schema database. I dropped MySQL's `performance_schema` database, how can I ⦠The Performance Schema. The Performance Schema has these characteristics: The Performance Schema provides a way to inspect internal execution of the server at runtime. Performance Schema is a feature for monitoring MySQL Server execution at a low level . The PERFORMANCE_SCHEMA storage engine operates on tables in the performance_schema database. MYSQL_PERFORMANCE_SCHEMA. 5 MySQL Performance Tuning â 5 Steps for Database Developers MySQL performance schema Um den Entwicklern sachdienliche Hinweise geben zu können, sammelt das Performance Schema eine Vielzahl von Daten, was die Datenbank jedoch erheblich ausbremst. Open Command Prompt and run the following command: 1. mysql_upgrade --user=root --password=password --force. MySQL