SQLHC是一款非常强大的性能分析工具,它是单一SQL级别的,根据我们提供一个SQL_Id来生成HTML报告。
官方介绍
The SQL Tuning Health-Check Script is a tool developed by the Oracle Server Technologies Center of Expertise. The tool, also known as SQLHC, is used to check the environment in which a single SQL Statement runs, checking checks Cost-based Optimizer (CBO) statistics, schema object metadata, configuration parameters and other elements that may influence the performance of the one SQL being analyzed.
参考文档
- SQL Tuning Health-Check Script (SQLHC) [ID 1366133.1]
- FAQ: SQL Health Check (SQLHC) Frequently Asked Questions [ID 1417774.1]
http://www.luocs.com/archives/364.html
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