Try something like this:

08:43:42 01/28 PMIS.QUERY[mdlux20(32)-CHOOSE:8.1.7.2]
>l
1 SELECT DECODE (column_id , 1 , NULL , '||CHR (9)||') || column_name
2 FROM user_tab_columns
3 WHERE table_name = 'JUNK'
4 ORDER BY column_id
08:43:48 01/28 PMIS.QUERY[mdlux20(32)-CHOOSE:8.1.7.2]
>/

DECODE(COLUMN_ID,1,NULL,'||CHR(9)||')||C
----------------------------------------
REL_NAME
||CHR(9)||REL_ID
||CHR(9)||REL_TABLE_TYPE
||CHR(9)||APP_NAME
||CHR(9)||APP_ID
||CHR(9)||OSUSER
||CHR(9)||SID

Elapsed: 00:00:00.10
08:43:51 01/28 PMIS.QUERY[mdlux20(32)-CHOOSE:8.1.7.2]
>desc junk
Name
--------------------------------------------------------------------------
REL_NAME
REL_ID
REL_TABLE_TYPE
APP_NAME
APP_ID
OSUSER
SID

08:43:55 01/28 PMIS.QUERY[mdlux20(32)-CHOOSE:8.1.7.2]
>

Oracle LazyDBA home page