concept

CH column metadata: omie.offer_complex.legacy_detail_flag_b

legacy_2017 ONLY (NULL in current_2025). TODO_VERIFY — second of two trailing S/N (Sí/No) letter flags at byte offset [56:57) of the old det layout. Co-varies with legacy_detail_flag_a ('SS' dominant at 98.7%, 'NS'/'SN'/'NN' rare) across 7109786 real rows; meaning not confirmed.

# `omie.offer_complex.legacy_detail_flag_b` legacy_2017 ONLY (NULL in current_2025). TODO_VERIFY — second of two trailing S/N (Sí/No) letter flags at byte offset [56:57) of the old det layout. Co-varies with legacy_detail_flag_a ('SS' dominant at 98.7%, 'NS'/'SN'/'NN' rare) across 7109786 real rows; meaning not confirmed. - **category**: unknown - ⚠️ **verify**: this entry needs expert review