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Using Execution Plan to Verify Materialized View Query Rewrite (Doc ID 245635.1)

Last updated on FEBRUARY 02, 2022

Applies to:

Oracle Database - Personal Edition - Version 10.2.0.1 and later
Oracle Database - Enterprise Edition - Version 10.2.0.1 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
Information in this document applies to any platform.

Purpose

This article provides step-by-step instructions on how to use the execution plan of a query to determine if a Materialized View has been accessed to retrieve data.This is particulary useful when trying to determine if your queries have been rewritten to utilize a Materialized View rather than direct table access.

Scope

The article may be of interest to Data Warehouse Application Developers, Database Administrators and Oracle Support Engineers working with Summary Materialized View Query Rewrite in Oracle10g.

Details

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