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16 posts tagged with "fhir-datastore"

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Achieving a zero-downtime Postgres major version upgrade

· 14 min read
Matt Long
Medplum Core Team

Medplum is built on Postgres. Until recently, our hosted Medplum service was using an Amazon Web Services (AWS) RDS Aurora Postgres cluster running version 12.16. Since v12 is rather outdated and nearing the end of its standard support window on RDS, it was time to plan our upgrade to the newest version available on RDS, v16.4. Various methods to upgrade to a new major version on various places across the downtime vs level-of-effort continuum; we decided to upgrade our database with no downtime. This is how we did it.

Chamber Cardio - case study

· 6 min read
Andrew Dilling
Head of Product, Chamber Cardio

Chamber Cardio, a technology-enabled cardiology solution, helps enable and empower cardiologists and practices in their transition to value-based care. With our cloud-based technology platform, we offer a suite of tools designed specifically for cardiovascular care. These tools provide real-time insights, analytics and care coordination tools focused on improving outcomes for patients with chronic cardiovascular conditions.

Demystifying FHIR Systems

· 5 min read
Rahul Agarwal
Medplum Core Team

One of the main sources of confusion when starting an implementation is with FHIR system strings.

This field is ubiquitous across FHIR elements, but many developers who are new to healthcare don't understand its purpose or how to set it properly. They are used in even the most basic implementations, and even the sample data we provide for prototyping has many system identifiers.