ShopShield: Zero-Downtime Store Ops

The scenarios I have taken extended downtime for. When an OLTP's DB needed a serious overhaul for some reason and it was cheaper for rollout to plan operational downtime than risk loosing data or inconsistent transactions. Generational platform migration to complete system rewrites (something I am generally against, but that is its own soapbox). Migrating from on-prem to cloud infra, which required design changes. In all cases data integrity/consistency is the critical aspect. Migrating from one db technology to another (MySQL -> PostgreSQL).In all those cases there is serious planning done

They are putting out a lot of stuff that to me is very obvious to read between the lines what led to this because I've been brought in to clean messes like this before:>The goal of the current maintenance is to fix a lot of long-standing issues with the site. The underlying infrastructure was getting very fragile as technical debt accumulated over time. A team is working very hard right now to make sure that once the site is back up, it's on much better footing and will be solid and reliable for the long term. Despite the unfortunate amount of time this is taking, it will be a major benefit to