DBA Scripts and Articles

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This blog is intended to share my knowledge on Oracle and various scripts that I use as an oracle DBA.
Updated: 7 hours 22 min ago

OCP 12C – Oracle Data Redaction

Mon, 2014-10-27 08:00

What is Oracle Data Redaction ? Oracle Data Redaction is meant to mask (redact) sensitive data returned from application queries. Oracle Data Redaction doesn’t make change to data on disk, the sensitive data is redacted on the fly before it is returned to the application. You can redact column data by using one of the following methods: Full … Continue reading OCP 12C – Oracle Data Redaction

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OCP 12C – Resource Manager and Performance Enhancements

Fri, 2014-10-24 08:16

Use Resource Manager for a CDB and a PDB Managing Resources between PDBs The Resource Manager uses Shares ans Utilization limit to manage resources allocated to PDBs. The more “Shares” you allocate to a PDB, the more resource it will have. Shares are allocated through DBMS_RESOURCE_MANAGER.CREATE_CDB_PLAN_DIRECTIVE. One directive can only concern one PDB and you can’t … Continue reading OCP 12C – Resource Manager and Performance Enhancements

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OCP 12C – SQL Enhancements

Thu, 2014-10-23 09:20

Extended Character Data Type Columns In this release Oracle changed the maximum sixe of three data types  In Oracle 12c if you set a VARCHAR2 to 4000 bytes or less it is stored inline, if you set it to more than 4000 bytes then it is transformed in extended character data type and stored out … Continue reading OCP 12C – SQL Enhancements

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OCP 12C – DataPump, SQL*Loader, External Tables Enhancements

Wed, 2014-10-22 14:57

Oracle DataPump Enhancements Full Transportable Export and Import of Data In Oracle 12c you now have the possibility to create full transportable exports and imports. A full transportable export contains all objects and data needed to create a copy of the database. To create a fully transportable export of your database you need to specify … Continue reading OCP 12C – DataPump, SQL*Loader, External Tables Enhancements

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