How to Handle Customer Records That Have No Stable Identifier

11/11/2026

Records without reliable identifiers can be difficult to deduplicate and may be incorrectly merged.

Checks to make

Assess available attributes and their reliability, define a matching confidence threshold, and route ambiguous cases for review. Preserve source records and match decisions, and avoid using sensitive fields beyond approved purpose.

When to get help

Data engineering can design identity resolution with auditable confidence. Informatix Systems can assess the symptoms, evidence, and next steps. Contact Informatix Systems to discuss this issue.