Some examples of implementing Data Redaction using DBMS_REDACT
(Doc ID 1588270.1)
Last updated on OCTOBER 10, 2022
Applies to:
Oracle Database - Enterprise Edition - Version 11.2.0.4 to 12.1.0.1 [Release 11.2 to 12.1]Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud 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.
Goal
This document shows some examples creating Data Redaction policies using package DBMS_REDACT. The DBMS_REDACT package is a new feature in RDBMS release 12c however it has also been made available in patchset 11.2.0.4. The use of the Data Redaction feature requires a license for the Advanced Security Option (that also covers Transparent Data Encryption).
Solution
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In this Document
| Goal |
| Solution |
| 1) The first example: FULL redaction for the SAL column: |
| 2) Second example: replace the SAL column with a fake value: |
| 3) The third example, alter the existing policy and redact the SSN column with a regular expression (regexp) mask: |
| References |