Oracle Database 12c Performance Tuning Recipes

Oracle Database 12c Performance Tuning Recipes

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Performance problems are rarely qproblemsq per se. They are more often qcrisesq during which youa€™re pressured for results by a manager standing outside your cubicle while your phone rings with queries from the help desk. You wona€™t have the time for a leisurely perusal of the manuals, nor to lean back and read a book on theory. What you need in that situation is a book of solutions, and solutions are precisely what Oracle Database 12c Performance Tuning Recipes delivers. Oracle Database 12c Performance Tuning Recipes is a ready reference for database administrators in need of immediate help with performance issues relating to Oracle Database. The book takes an example-based approach, wherein each chapter covers a specific problem domain. Within each chapter are qrecipes, q showing by example how to perform common tasks in that chaptera€™s domain. Solutions in the recipes are backed by clear explanations of background and theory from the author team. Whatever the task, if ita€™s performance-related, youa€™ll probably find a recipe and a solution in this book. Provides proven solutions to real-life Oracle performance problems Offers relevant background and theory to support each solution Gets straight to the point for when you're under pressure for results What youa€™ll learn Optimize the use of memory and storage Monitor performance and troubleshoot problems Identify and improve poorly-performing SQL statements Adjust the most important optimizer parameters to your advantage Create indexes that get used and make a positive impact upon performance Automate and stabilize using key features such as SQL Tuning Advisor and SQL Plan Baselines Who this book is for Oracle Database 12c Performance Tuning Recipes is aimed squarely at Oracle Database administrators. The book especially appeals to those administrators desiring to have at their side a ready-to-go set of solutions to common database performance problems. Table of Contents Optimizing Table Performance Choosing and Optimizing Indexes Optimizing Instance Memory Monitoring System Performance Minimizing System Contention Analyzing Operating System Performance Troubleshooting the Database Creating Efficient SQL Manually Tuning SQL Tracing SQL Execution Automated SQL Tuning Execution Plan Optimization and Consistency Configuring the Optimizer Implementing Query Hints Executing SQL in ParallelExecute the dbms_auto_task_admin.enable procedure to enable the automatic statistics collection task: SQLagt; begin ... procedurea€”the big difference is that the database will collect the statistics only during the maintenance window youanbsp;...

Title:Oracle Database 12c Performance Tuning Recipes
Author: Sam Alapati, Darl Kuhn, Bill Padfield
Publisher:Apress - 2013-12-03

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