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Adaptive Cursor Sharing: Overview (Doc ID 740052.1)

Last updated on AUGUST 03, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 11.1.0.6 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.

Purpose

The purpose of this document is to provide an overview to the Adaptive Cursor Sharing (ACS) feature that was introduced in 11g

Scope

The document contains a basic overview and background as well as issues that customers should be aware of.

Details

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In this Document
Purpose
Scope
Details
 Introduction
 Advantages and Disadvantages of Adaptive Cursor Sharing
 Advantages of Adaptive Cursor Sharing
 Disadvantages of Adaptive Cursor Sharing
 Adaptive Cursor Sharing (Bind Sensitivity)
 Extended Cursor Sharing (Bind Aware)
 Monitoring
 Known Issues with Excessive Child Cursors
 Known Issues
References

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