CNV FCI Dim Clase to Fund MapPRO

Bridge table connecting each mutual fund share class (clase_id, defined in CNV FCI Dim Clases (50956)) to its parent fund's CNV identifier (cnv_fund_id, defined in CNV FCI Fund Catalog (50915)). Required to join class-level NAV data with fund-level holdings data. The mapping_status column flags confidence: auto for high-confidence exact matches, review for manual validation pending, catalog_fallback for matches resolved via the CNV catalog without independent confirmation....