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Tenant-scoped Postgres backups with pg_dump, gzip, and object storage

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The article describes a backup design for a healthtech application that runs pg_dump in a background worker and gzips the output as a stream. Each backup is written to an object key containing the tenant scope and a unique run identifier, so retries cannot overwrite earlier artifacts. Run metadata is kept in the application database as a catalog, and short-lived signed download links are issued only after an authorization check. The author stresses that a real restore test is required, since merely storing a file does not constitute a recovery plan. The design also keeps database dumps and image objects as separate artifacts linked by a shared run identifier.

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