My Oracle Support Banner

ODBC: Slow Performance When ODBC Queries Fetching Data From "ALL_OBJECTS" and "ALL_SYNONYMS" in Database (Doc ID 2827942.1)

Last updated on FEBRUARY 09, 2022

Applies to:

Oracle ODBC Driver - Version 11.2.0.1 and later
Oracle Database - Enterprise Edition - Version 11.2.0.1 and later
Microsoft Windows (32-bit)
Microsoft Windows x64 (64-bit) - Version: 2008 R2

Symptoms


When running an application using the Oracle ODBC Driver a significant drop in performance  when it fetches the data from "all_objects", "all_synonyms" etc. is noticed when application connecting to a 11g and greater version.

Sample:


 

Changes

 

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.