Solution : https://service.sap.com/sap/support/notes/1160166 (SAP Service marketplace login required)
Key words : 
oct/13/2009          vi          newoct/22/2009          vi          modifiedoct/22/2009          vii        newnov/13/2009          viii        newmay/18/2010          ix          newjul/20/2010, >\usr\sap\<sapsid>\sys\global\db6\jdbc repeat, alter tablespace <tbspace_name> dropped table recovery offfor, open file <upgdir>/abap/bin/db6param, open file <upgdir>/abap/bin/db6parin, >\usr\sap\<sapsid>\sys\global 3, component bc-db-db6-upg, log files <upgdir>/log/dbclone, 'standard parameter settings' sap notes, fix pack 6a db2 v9
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