Sqlplus,设置 不换行,列宽，隐藏标题

set heading off,隐藏列标题
set line 1000，设置行长度
col XXX format a40(XXX为列名称，根据实际情况调整a40这个值)，设置列宽

SQL*Plus: Release 11.2.0.3.0 Production on Wed Dec 13 10:03:55 2017
Copyright (c) 1982, 2011, Oracle.  All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL>  SELECT SEGMENT_NAME AS TABLE_NAME,
2          SUM(BYTES) / (1024 * 1024 * 1024) "TABLE_SIZE[GB]"
3     FROM DBA_SEGMENTS T
4    WHERE T.SEGMENT_NAME = 'BUSTB_TESTRESULT'
5      AND SEGMENT_TYPE = 'TABLE SUBPARTITION'
6      AND PARTITION_NAME LIKE 'RESULT_PART_201301%'
7    GROUP BY SEGMENT_NAME;

TABLE_NAME
--------------------------------------------------------------------------------
TABLE_SIZE[GB]
--------------
BUSTB_TESTRESULT
8.19140625
SQL> set wrap off;
SQL>  SELECT SEGMENT_NAME AS TABLE_NAME,
2          SUM(BYTES) / (1024 * 1024 * 1024) "TABLE_SIZE[GB]"
3     FROM DBA_SEGMENTS T
4    WHERE T.SEGMENT_NAME = 'BUSTB_TESTRESULT'
5      AND SEGMENT_TYPE = 'TABLE SUBPARTITION'
6      AND PARTITION_NAME LIKE 'RESULT_PART_201301%'
7    GROUP BY SEGMENT_NAME;
rows will be truncated

TABLE_NAME
--------------------------------------------------------------------------------
BUSTB_TESTRESULT

SQL> set line 4000;
SQL>  SELECT SEGMENT_NAME AS TABLE_NAME,
2          SUM(BYTES) / (1024 * 1024 * 1024) "TABLE_SIZE[GB]"
3     FROM DBA_SEGMENTS T
4    WHERE T.SEGMENT_NAME = 'BUSTB_TESTRESULT'
5      AND SEGMENT_TYPE = 'TABLE SUBPARTITION'
6      AND PARTITION_NAME LIKE 'RESULT_PART_201301%'
7    GROUP BY SEGMENT_NAME;

TABLE_NAME                                                                        TABLE_SIZE[GB]
--------------------------------------------------------------------------------- --------------
BUSTB_TESTRESULT                                                                      8.19140625

SQL> set line 1000;
SQL>  SELECT SEGMENT_NAME AS TABLE_NAME,
2          SUM(BYTES) / (1024 * 1024 * 1024) "TABLE_SIZE[GB]"
3     FROM DBA_SEGMENTS T
4    WHERE T.SEGMENT_NAME = 'BUSTB_TESTRESULT'
5      AND SEGMENT_TYPE = 'TABLE SUBPARTITION'
6      AND PARTITION_NAME LIKE 'RESULT_PART_201301%'
7    GROUP BY SEGMENT_NAME;

TABLE_NAME                                                                        TABLE_SIZE[GB]
--------------------------------------------------------------------------------- --------------
BUSTB_TESTRESULT                                                                      8.19140625

SQL> col TABLE_NMAE format a40;
SQL>  SELECT SEGMENT_NAME AS TABLE_NAME,
2          SUM(BYTES) / (1024 * 1024 * 1024) "TABLE_SIZE[GB]"
3     FROM DBA_SEGMENTS T
4    WHERE T.SEGMENT_NAME = 'BUSTB_TESTRESULT'
5      AND SEGMENT_TYPE = 'TABLE SUBPARTITION'
6      AND PARTITION_NAME LIKE 'RESULT_PART_201301%'
7    GROUP BY SEGMENT_NAME
8  ;

TABLE_NAME                                                                        TABLE_SIZE[GB]
--------------------------------------------------------------------------------- --------------
BUSTB_TESTRESULT                                                                      8.19140625

SQL> col TABLE_NAME format a10;
SQL>  SELECT SEGMENT_NAME AS TABLE_NAME,
2          SUM(BYTES) / (1024 * 1024 * 1024) "TABLE_SIZE[GB]"
3     FROM DBA_SEGMENTS T
4    WHERE T.SEGMENT_NAME = 'BUSTB_TESTRESULT'
5      AND SEGMENT_TYPE = 'TABLE SUBPARTITION'
6      AND PARTITION_NAME LIKE 'RESULT_PART_201301%'
7    GROUP BY SEGMENT_NAME;

TABLE_NAME TABLE_SIZE[GB]
---------- --------------
BUSTB_TEST     8.19140625

SQL> set heading off;
SQL> set heading off
SQL> set line 4000
SQL>  SELECT SEGMENT_NAME AS TABLE_NAME,
2          SUM(BYTES) / (1024 * 1024 * 1024) "TABLE_SIZE[GB]"
3     FROM DBA_SEGMENTS T
4    WHERE T.SEGMENT_NAME = 'BUSTB_TESTRESULT'
5      AND SEGMENT_TYPE = 'TABLE SUBPARTITION'
6      AND PARTITION_NAME LIKE 'RESULT_PART_201301%'
7    GROUP BY SEGMENT_NAME
8  /

BUSTB_TEST     8.19140625

SQL> col TABLE_NAME format a20;
SQL>  SELECT SEGMENT_NAME AS TABLE_NAME,
2          SUM(BYTES) / (1024 * 1024 * 1024) "TABLE_SIZE[GB]"
3     FROM DBA_SEGMENTS T
4    WHERE T.SEGMENT_NAME = 'BUSTB_TESTRESULT'
5      AND SEGMENT_TYPE = 'TABLE SUBPARTITION'
6      AND PARTITION_NAME LIKE 'RESULT_PART_201301%'
7    GROUP BY SEGMENT_NAME;

BUSTB_TESTRESULT         8.19140625

SQL> set heading on;
SQL>  SELECT SEGMENT_NAME AS TABLE_NAME,
2          SUM(BYTES) / (1024 * 1024 * 1024) "TABLE_SIZE[GB]"
3     FROM DBA_SEGMENTS T
4    WHERE T.SEGMENT_NAME = 'BUSTB_TESTRESULT'
5      AND SEGMENT_TYPE = 'TABLE SUBPARTITION'
6      AND PARTITION_NAME LIKE 'RESULT_PART_201301%'
7    GROUP BY SEGMENT_NAME;

TABLE_NAME           TABLE_SIZE[GB]
-------------------- --------------
BUSTB_TESTRESULT         8.19140625

SQL>