SQL Performance Analyzer compares the performance of SQL statements before and after the change and produces a report identifying any changes in execution plans or performance of the SQL statements.

SQL Performance Analyzer enables you to assess the impact of system changes on the response time of SQL statements. Part I covers SQL Performance Analyzer and contains the following chapters: Introduction to SQL Performance Analyzer. Creating an Analysis Task. Creating a Pre-Change SQL Trial. Creating a Post-Change SQL Trial. Comparing SQL Trials

SQL Performance Analyzer: Overview • Helps users predict the impact of system changes on SQL workload response time • Builds different trials (experiment) of SQL workload performance (i.e., SQL execution plans and statistics) • Analyzes performance differences • Offers fine-grained performance analysis on individual SQL

Apr 6, 2020 · Oracle database has SQL Performance Analyzer ( DBMS_SQLPA Packages and procedures ) utility that assess the performance impact of any system change resulting in changes to SQL execution plans and Database performance.

The SQL Performance Analyzer provides a shortcut for setting up tests of initialization parameter changes on SQL tuning sets. Click the "Parameter" link on the "SQL Performance Analyzer" page. Enter a task name and the parameter you wish to test.

In this tutorial, you learn how to automate the process of analyzing the overall effect of a database change on a SQL workload. A SQL Performance Analyzer (SPA) task is a container that encapsulates all of the data about a complete SPA analysis. A SPA analysis comprises at least two SQL trials and a comparison.

We present the SQL Performance Analyzer, a novel approach in Oracle Database 11g to testing database changes, such as upgrades, parameter changes, schema changes, and gathering optimizer statistics. The SQL Performance Analyzer offers a comprehensive .....

After completing this lesson, you should be able to:• Identify the benefits of using SQL Performance Analyzer• Describe the SQL Performance Analyzer workflow phases• Use SQL Performance Analyzer to ascertain performance gains following a database change

Mar 17, 2025 · Information in this document applies to any platform. The goal of this note is show an example of SQL Performance Analyzer. To view full details, sign in with your My Oracle Support account. Don't have a My Oracle Support account? Click to get started!

SQL Performance Analyzer (SPA), a key feature of the Real Application Testing option introduced in Oracle Database 11g, can predict and prevent SQL execution performance problems caused by system changes.