登录SQLPlus后对所做的操作都记录到文件中

登录SQLPlus后对所做的操作都记录到文件中。利用Oracle中的Spool缓冲池技术做记录和备忘到文件里。

进入CMD命令行：
C:\Documents and Settings\sy>sqlplus /nolog

SQL*Plus: Release 10.1.0.2.0 - Production on 星期六 1月 15 21:09:42 2011

Copyright (c) 1982, 2004, Oracle. All rights reserved.

SQL> conn sys@orcl as sysdba
Enter password:
Connected.
SQL> help spool

SPOOL
-----

Stores query results in a file, or optionally sends the file to a printer.
In iSQL*Plus, use the Preferences screen to direct output to a file.

SPO[OL] [file_name[.ext] [CRE[ATE] | REP[LACE] | APP[END]] | OFF | OUT]

Not available in iSQL*Plus

SQL> spool d:\outrecord.txt
SQL> desc DBA_FREE_SPACE
Name Null? Type
----------------------------------------- -------- ---------------------------

TABLESPACE_NAME VARCHAR2(30)
FILE_ID NUMBER
BLOCK_ID NUMBER
BYTES NUMBER
BLOCKS NUMBER
RELATIVE_FNO NUMBER

SQL> desc user_segments
Name Null? Type
----------------------------------------- -------- ---------------------------

SEGMENT_NAME VARCHAR2(81)
PARTITION_NAME VARCHAR2(30)
SEGMENT_TYPE VARCHAR2(18)
TABLESPACE_NAME VARCHAR2(30)
BYTES NUMBER
BLOCKS NUMBER
EXTENTS NUMBER
INITIAL_EXTENT NUMBER
NEXT_EXTENT NUMBER
MIN_EXTENTS NUMBER
MAX_EXTENTS NUMBER
PCT_INCREASE NUMBER
FREELISTS NUMBER
FREELIST_GROUPS NUMBER
BUFFER_POOL VARCHAR2(7)

SQL> spool off


spool off关闭后，文件d:\outrecord.txt内容就写入了。