hydra-init: Warn about the schema version migration

Dependencies

• [2] AMFMXR52 Provide a command ‘hydra-init’ to initialise/upgrade the database

Change contents

• edit in src/script/hydra-init at line 47
  [2.3998]

  [2.3998]
  + if ($schemaVersion <= 60) {

  + print STDERR <<QUOTE;

  + WARNING: Schema version 62 and 63 make nullable jobset_id fields on

  + Builds and Jobs non-nullable. On big Hydra servers, this

  + migration will take many hours. Because of that, the

  + migration is not automatic, and must be performed manually.

  +

  + To backfill these IDs, run: hydra-fill-ids

  + QUOTE

  + }

  +