concept

CH column metadata: esios.archives_i90.market_participant

BSP / Participante del Mercado. Post-2024-11-20 the BS programs use this column (and `unit` is empty); pre-PICASSO migration the BS rows used `unit`.

# `esios.archives_i90.market_participant` BSP / Participante del Mercado. Post-2024-11-20 the BS programs use this column (and `unit` is empty); pre-PICASSO migration the BS rows used `unit`. - **category**: dimension