Ingres 9.2 Migration Guide - Actian

How You Upgrade from Ingres 6.4 Using Upgradedb (Alternate)Run UnloaddbNote on Steps 2 through 4: You can omit Steps 2 through 4 if proceduresalready exist to recreate all database objects and storage structures. However,it will be necessary to make the appropriate changes to the oi_prep.sh scriptseethe step Remove Non-table Objects-for re-modifying all tables.Run unloaddb against each database. The unloaddb command does not unloadthe database; it simply creates scripts. You can edit these scripts to produce acollection of scripts that recreate various database objects and storagestructures.For Ingres Star databases, unload the CDB in the same way as for a localdatabase. For a DDB, use unloaddb/star.For a regular DB or CDB, issue this command:unloaddb dbnameFor an Ingres Star DDB, issue this command:unloaddb ddbname/starUpgrading from Ingres 6.4 109