EGL Reference Guide for iSeries


Logical unit of work

When you change resources that are categorized as non-recoverable (such as serial files on Windows 2000), your work is relatively permanent; neither your code nor EGL run-time services can simply rescind the changes. When you change resources that are categorized as recoverable (such as relational databases), your code or EGL run-time services either can commit the changes to make the work permanent or can rollback the changes to return to content that was in effect when changes were last committed.

Recoverable resources are as follows:

A logical unit of work identifies input operations that are either committed or rolled back as a group. A unit of work begins when your code changes a recoverable resource; and ends when the first of these events occurs:


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