Use the column checkboxes to build your query. Header columns sets/unsets all columns
SELECT MANDT, BUKRS, LAND1, STCEG, BUTXT, ADRNR, VMZL1, VMZL2, VMZL3, INKNR, INZNR, EXFNR, EXMNR, EXTKN, STCD1 FROM T001N