دانلود کتاب Oracle SQL tuning with Oracle SQLTXPLAIN
by Stelios Charalambides
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عنوان فارسی: تنظیم SQL Oracle با Oracle SQLTXPLAIN |
دانلود کتاب
جزییات کتاب
Firmly based in real world problems, this book helps you reclaim system resources and avoid the most common bottleneck in overall performance, badly tuned SQL. You'll learn how the optimizer works, how to take advantage of its latest features, and when it's better to turn them off.
* Quickly tune any SQL statement no matter how complex.
* Build and tune test cases without affecting production.
* Use the latest tuning features with confidence.
What you’ll learn
* How and why complex SQL goes wrong
* When statistics are crucial and when they are not
* How and when the tuning facilities of the database can help or hinder
* When to tune and when not to tune
* Which steps in an execution plan are crucial to performance
* How the optimizer works out the execution plan
Who this book is for
Oracle SQL Tuning with SQLTXPLAIN is ideal for everyone who deals with SQL and SQL tuning. Both developers and DBA's will benefit from learning how to use the SQLTXPLAIN tool along with the problem solving approach described in this book.