oracle怎样去掉sqlplus查询结果中列名下的虚线？如图所示

oracle怎样去掉sqlplus查询结果中列名下的虚线？如图所示

SQL> set linesize 200 pagesize 1400
SQL> select * from tab where rownum<10;

TNAME TABTYPE CLUSTERID
-------------------------------------------------------------------------------------------------------------------------------- ------- ----------
ACCESS$ TABLE
ACLMV$ TABLE
ACLMV$_BASE_VIEW VIEW
ACLMV$_MVINFO VIEW
ACLMV$_REFLOG TABLE
ACLMVREFSTAT$ TABLE
ACLMVSUBTBL$ TABLE
ADMINAUTH$ TABLE
ALERT_QT TABLE

9 rows selected.

SQL> set linesize 200 pagesize 0
SQL> select * from tab where rownum<10;
C_OBJ# CLUSTER
TAB$ TABLE 1
CLU$ TABLE 2
C_TS# CLUSTER
C_FILE#_BLOCK# CLUSTER
C_USER# CLUSTER
FET$ TABLE 1
UET$ TABLE 1
SEG$ TABLE 2

9 rows selected.

设置以下即可
set pagesize 0 ;