Common Questions on Indexes on Partitioned Table
(Doc ID 1481609.1)
Last updated on JULY 10, 2024
Applies to:
Oracle Database Cloud Schema Service - Version N/A and later Oracle Database Exadata Express Cloud Service - Version N/A and later Gen 1 Exadata Cloud at Customer (Oracle Exadata Database 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
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To answer common questions, provide directions to readers to the relevant information related to indexes on partitioned table.
Types of indexes of our focus in this article:
Local index: the index is equipartitioned with its table
Local prefixed (partition key is the leading column in the index definition)
Local nonprefixed (partition key is not the leading column in the index definition)
Global partitioned: partitioned index which is not local. (You can have global partitioned index on non partitioned table as well).
Global non partitioned index: any index that is not partitioned
Questions and Answers
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