concept

CH table metadata: esios.unit_physical_flat_versions

Point-in-time physical unit registry. sm_code is the UF owner, not its representative. NULL up_code identifies legacy/unlinked physical units, mostly retired records dating from 2014; these records are preserved and excluded from representative changes.

# `esios.unit_physical_flat_versions` Point-in-time physical unit registry. sm_code is the UF owner, not its representative. NULL up_code identifies legacy/unlinked physical units, mostly retired records dating from 2014; these records are preserved and excluded from representative changes.