Ingres 9.2 Migration Guide - Actian

How You Perform an Upgrade Using Unload/Reload(Optional) Checkpoint the DatabaseNote: This step is optional. You can omit this step if you can rely on thesystem backup to be taken in the later step Shut Down Ingres and Back UpSystem.Follow these steps:1. Checkpoint each database, including the iidbdb2. Copy the checkpoint files to a permanent medium such as tape. Use freshtape.3. Verify that the tape can be read.Disable User AccessDuring the upgrade, the production system is not available for use. Make surethat users are not able to access the databases until the upgrade is complete.Disable Remote Command ServerThe Remote Command Server component of Visual DBA must be disabled forthe duration of the upgrade. The Remote Command Server uses the iidbdbdatabase as a communications mechanism in versions of Ingres prior to 2.6,so it will interfere with upgrading.Note: If you are upgrading from early versions of OpenIngres 1.x, and you donot see an entry in CBF for the Remote Command Server, skip this step.To disable the Remote Command Server1. Run Configuration-By-Forms.2. Locate the row for the Remote Command Server.3. Note the startup count and record this value for later.4. Use the EditCount function to set the startup count to zero.Upgrading Using Unload/Reload 59