Special Upgrade and Downgrade Instructions

Get last-minute instructions for upgrading, downgrading, and migrating different versions of Adaptive Server .

• Upgrading Job Scheduler
  During the upgrade from Adaptive Server version 12.5.x to 15.5 and later, Job Scheduler increases the size of sybmgmtdb from 50MB to 90MB.
• Upgrading Adaptive Server
  A minor change was made to the format of a log record in both the cluster and nonclustered editions of Adaptive Server 15.5 and later versions.
• Downgrading Adaptive Server
  Adaptive Server 15.7 transaction logs may contain data that older server versions cannot interpret correctly.
• Migrating from Adaptive Server 12.5.1 to 15.7
  Migration from Adaptive Server 12.5.1 to 15.5 and later versions using sybmigrate may generate an error message.
• Loading Database Dumps During Downgrade
  You cannot use dump and load to downgrade directly from Adaptive Server 15.7 to an earlier version.