March 2013
Intermediate to advanced
344 pages
9h 37m
English
Content preview from Oracle SQL Tuning with Oracle SQLTXPLAIN
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CHAPTER 14
Running a Health Check
The SQL health check script is not SQLT. It is a completely separate utility downloaded from a different Metalink note and used in a different way. Why is it even mentioned in this book? SQLHC is considered a backup option when SQLT cannot be installed. This does not happen very often, but when it does it is usually because of site restrictions. There are many reasons for this:
- Not allowed to install anything on production (security reasons).
- Not allowed to install anything on production (fear of affecting production).
- Installation and testing procedures take too long and you have a problem on production.
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