1.1 Introduction
Patch set Installation with Zero downtime (ZDT) requires Installer to use Editions in a Database Schema.
Installer is enhanced to use Database Schema Editions and apply the Patch set DB compilation in patch set edition and then Base edition in a staggered manner to achieve Zero Downtime.
Installer support establishing JDBC connections through Application, Gateway, ATM etc. To be pointing to a specific edition.
The approach is discussed in detail under the following heads.