DB2 9 & 10 for z/OS Overview

Migration Planning WorkshopNOT LOGGED Tables• A FULL COPY should be taken– Just before ALTERing to NOT LOGGED– Just after ALTERing to LOGGED• If changes are made while NOT LOGGED– The space is marked ICOPY– An ALTER to LOGGED will set COPYP• Image copies can be SHRLEVEL NONE or REFERENCE– Full or incremental• Be careful with a CANCEL command that impacts a thread acting onNOT LOGGED objects• CANCEL, ROLLBACK, LOAD RESUME failures, and Restart– Can cause the object (and XML space) to end up in a RECP state and inthe LPL– Indexes often end up in RBDP & in the LPL115© 2011 IBM Corporation