Use the column checkboxes to build your query. Header columns sets/unsets all columns
SELECT MANDT, IGN_SCE, EXT_SET, NREG_CLRG, NWA_WBS, NO_ZERO, HOR_COR, THRESHOLD, WAIT, BTCSYSTEM, PRCTR_TRC_0, PRCTR_TRC_1, PRCTR_DIR_0, PRCTR_DIR_1, RLDNR_FROM, RLDNR_TO_1, LOG_AMODAL, LOG_GRID, REP_GRID, PATHS_MAX FROM FERC_C0