```json { "table_name": "cleandata", "primary_key": "_unnamed_0", "candidates": [ { "rank": 0, "partition_key": "_unnamed_0", "partition_key_label": "primary_identifier", "partition_key_reasoning": "RPUV = 1.00 (perfectly unique), uniqueness = 1.000, monotonicity = 1.000. This is the unique identifier for each boxing match record. While RPUV=1 typically indicates one file per row, for a dimension table of 127 rows this is acceptable as the table is small and serves as a reference dataset.", "clustering_key": null, "clustering_key_label": null, "clustering_key_reasoning": "Dimension tables typically do not require internal sorting. No clustering key needed.", "world_line": null, "session_column": null, "confidence": "HIGH", "notes": "This is a dimension table containing boxing match records. Each row represents a unique fight with detailed statistics for both boxers. The _unnamed_0 column serves as the primary identifier. The table is small (127 rows) and appears to be a reference dataset for boxing matches involving specific fighters (Wladimir Klitschko, Kubrat Pulev, Tyson Fury). No temporal ordering or entity-based partitioning is needed for this dimension table." } ] } ```