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SQL statements that run in parallel with NO_PARALLEL hints (Doc ID 267330.1)

Last updated on MAY 09, 2024

Applies to:

Oracle Database - Enterprise Edition - Version 9.2.0.6 and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.

Purpose

This document explains the common mistakes when you use a NO_PARALLEL/NO_PARALLEL_INDEX hints. It explains
why a query runs in parallel even though you use a NO_PARALLEL hint.

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