Make schema migrations are idempotent

[vishesh92]

ISSUE TYPE

• Improvement Request

COMPONENT NAME

Schema migrations

CLOUDSTACK VERSION

CONFIGURATION

OS / ENVIRONMENT

SUMMARY

Ensure that migrations are idempotent. Sometimes, there are some schema changes which are already applied in the database. This causes issues during upgrade. Especially if someone is maintaining a private fork.

STEPS TO REPRODUCE

EXPECTED RESULTS

ACTUAL RESULTS

[DaanHoogland]

@vishesh92 , do you mean "updates" (or schema changes) instead of "migrations"?

[rohityadavcloud]

Fixed in #9171 @shwstppr @vishesh92 in case some changes are needed, pl review and re-open to advise them, thank for the issue and the PR.