HEADING

功能

控制查询结果集是否输出列头信息。

语法格式

SQL> set HEADING on|off

示例

SQL> select 1 from dual;

EXPR1 |
------------------------------------------------------------------------------
1 |

Total 1 records.
Use time:1 ms.

SQL> set heading off;
HEADING OFF

SQL> select 1 from dual;
1 |

Total 1 records.
Use time:0 ms.