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 [email protected] 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。