My Oracle Support Banner

Optimizer Underestimate Cost For View With FIRST_ROWS_N Mode (Doc ID 2567356.1)

Last updated on NOVEMBER 21, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 and later
Information in this document applies to any platform.

Symptoms

Cost based optimizer underestimates the cost with following conditions:-

Changes

 Upgrade to 12.1 or higher

Cause

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!


In this Document
Symptoms
Changes
Cause
Solution
References


My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.