Blocking and Hashing PII in Fivetran: Column-Level Governance Before Data Lands
September 9, 2026 · SyncSpur Team
A practical tutorial on Fivetran column blocking and hashing: how to decide what never leaves the source, what lands hashed, how to set schema change policies so new PII columns are not auto-synced, how to apply it all in Terraform, and how to prove it to an auditor.
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