concept

CH column metadata: omie.offer_complex.legacy_detail_flag_a

legacy_2017 ONLY (NULL in current_2025). TODO_VERIFY — first of two trailing S/N (Sí/No) letter flags at byte offset [55:56) of the old det layout. 98.7% 'S' across 7109786 real rows; meaning not confirmed, no current_2025 equivalent identified (current_2025's single side_flag digit may or may not be the same concept).

# `omie.offer_complex.legacy_detail_flag_a` legacy_2017 ONLY (NULL in current_2025). TODO_VERIFY — first of two trailing S/N (Sí/No) letter flags at byte offset [55:56) of the old det layout. 98.7% 'S' across 7109786 real rows; meaning not confirmed, no current_2025 equivalent identified (current_2025's single side_flag digit may or may not be the same concept). - **category**: unknown - ⚠️ **verify**: this entry needs expert review