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GoldenMatch

v2.5.1 Breaking

This release includes 2 breaking changes for platform teams planning a safe upgrade.

Published 25d Data Pipelines & ETL
✓ No known CVEs patched
Read the diff → Tool health → What is this tool? →

✓ No known CVEs patched in this version

Topics

data-cleaning data-engineering data-matching data-quality deduplication entity-resolution
+14 more
fellegi-sunter fuzzy-matching knowledge-graph llm master-data-management mcp-server polars pprl python record-linkage rust splink typescript zero-config

Affected surfaces

auth rbac

Summary

AI summary

PPRL becomes opt‑in for sensitive data, requiring allow_pprl=True to enable.

Full changelog

Fixed

  • PPRL is now opt-in instead of the default for sensitive data (#1342, #1344). select_strategy() auto-routed any dataset with sensitive fields (PII/health) to privacy-preserving record linkage, returning empty strong_ids/fuzzy_fields even for a user deduping their own list. PPRL now fires only when the caller opts in via allow_pprl=True; sensitive data otherwise gets a normal weighted/fuzzy strategy, with StrategyDecision.pprl_available=True flagging that PPRL can be opted into. allow_pprl is threaded through AgentSession.analyze/deduplicate/match_sources/compare_strategies, a2a.dispatch_skill, and the A2A _handle_send_task HTTP handler (reads allow_pprl from the request body). MCP tool args (mcp/agent_tools.py) are a tracked follow-up. Non-sensitive-data behavior is unchanged.

Changed

  • StrategyDecision gains a pprl_available: bool field.

Breaking Changes

  • PPRL is now disabled by default for datasets containing sensitive fields (PII/health); it only runs when `allow_pprl=True` is explicitly supplied in the API calls (`analyze`, `deduplicate`, `match_sources`, `compare_strategies`, `a2a.dispatch_skill`, and `_handle_send_task`).
  • The default behavior of `select_strategy()` for sensitive data changed from automatically routing to privacy‑preserving record linkage (returning empty `strong_ids`/`fuzzy_fields`) to using the normal weighted/fuzzy strategy unless `allow_pprl=True` is provided.

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Related context

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Earlier breaking changes

  • v3.1.0 `GOLDENMATCH_FRAME=polars` now requires the `[polars]` extra; raises error without it.
  • vgoldencheck-v3.0.0 `inferred_type` emits neutral dtype vocabulary (str/int/uint/float/date/datetime/bool/other) instead of raw Polars dtypes.
  • vgoldencheck-v3.0.0 'inferred_type' now emits a neutral dtype vocabulary instead of raw Polars dtype strings.
  • vgoldencheck-v3.0.0 `scan_file`, `scan_dataframe`, and CLI `check` now run without Polars, using Arrow-native pyarrow.Table.
  • v3.0.0 Result frames now return pyarrow.Table instead of Polars DataFrame.

Beta — feedback welcome: [email protected]