以下脚本可以用于收集SQL调优的相关信息，包括统计信息、优化器参数等。 When executed for one SQL_ID, this script generates an HTML report with the results of a set of health-checks around the one SQL statement provided. Health-checks are performed over:

• CBO Statistics for schema objects accessed by the one SQL statement being analyzed
• CBO Parameters
• CBO System Statistics
• CBO Data Dictionary Statistics
• CBO Fixed-objects Statistics

  下载sqlhc脚本   示例输出HTML:  

本文转自maclean_007 51CTO博客，原文链接:http://blog.51cto.com/maclean/1278209