Multitenant pluggable database cloning and moving – part 2 Posted on September 10, 2023, updated on October 24, 2023 by Yannick JaquierTable of contents Preamble Pluggable database cloning Cloning local Cloning remote Refreshable clone PDB Proxy PDB Moving pluggable database across containers Unplug/plug a PDB Relocating a PDB References Continue reading
Multitenant pluggable database upgrade – part 1 Posted on August 21, 2023, updated on August 7, 2023 by Yannick JaquierTable of contents Preamble Pluggable database upgrade from 19c (19.15) to 21c (21.6) Creating a split mirror clone pluggable database Cloning a pluggable database from a pluggable snapshot References Continue reading
Database Security Assessment Tool (DBSAT) hands-on Posted on July 31, 2023, updated on August 2, 2023 by Yannick JaquierTable of contents Preamble DBSAT running DBSAT reporting DBSAT result References Continue reading
Edition-Based Redefinition (EBR) for online application migration Posted on June 20, 2023, updated on June 20, 2023 by Yannick JaquierTable of contents Preamble Edition-Based Redefinition (EBR) and DBMS_REDEFINITION test case Edition-Based Redefinition (EBR) testing Application preparation for EBR Creating the new edition and new edition objects Testing the new edition and crossedition triggers Using service to point to desired edition DBMS_REDEFINITION for online table redefinition References Continue reading
How to online refresh BI tables with minimum impact to end users Posted on May 10, 2023, updated on May 10, 2023 by Yannick JaquierTable of contents Preamble Preparation of the test environment The old legacy technique The alter table switch technique The view technique The synonym technique The schema transfer technique Conclusion References Continue reading
Polymorphic Table Functions (PTF) hands-on Posted on April 20, 2023, updated on April 20, 2023 by Yannick JaquierTable of contents Preamble Polymorphic Table Functions (PTF) basic example Polymorphic Table Functions (PTF) manipulating output Polymorphic Table Functions (PTF) debugging References Continue reading