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Column Collation and Case Insensitive Database - 12.2 Feature (Doc ID 2198234.1)

Last updated on JANUARY 10, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 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
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.


NOTE: In the images and/or the document content below, the user information and environment data used represents fictitious data from the Oracle sample or bulit-in schema(s), Public Documentation delivered with an Oracle database product or other training material.  Any similarity to actual environments, actual persons, living or dead, is purely coincidental and not intended in any manner.

Explain the column level collation option available in 12cR2. This feature can be extended further to have a Case Insensitive Database.


 This document explains the enhancements made to linguistic sorting and searching of character data or strings in Oracle Database 12cR2.


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In this Document
 Column Level Collation
 How to Specify Column Level Collation
 Case Insensitive Database
 Table Default Collation.
 Schema level Collation

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