一、 Oracle自动备份单表一个月数据

@echo off
Set OrclSid=orcl
Set ExpUser=数据库名
Set ExpPass=数据库密码
Set FileDir=D:\oracleBack\log
Set SysDate=%date:~0,4%%date:~5,2%%date:~8,2%_%time:~0,2%%time:~3,2%%time:~6,2%
Set FileName=%ExpUser%~%OrclSid%_%SysDate%
 
@echo * * * * * * * * * * * * * * * * * * * *
@echo * * * * * * * * * * * * * * * * * * * *
@echo * * * * * ORACLE 数据库备份 * * * * * *
@echo * * * * * * * * * * * * * * * * * * * *
@echo * * * * * * * * * * * * * * * * * * * *
 
@echo 服务名 = %OrclSid%
@echo 用户名 = %ExpUser%
@echo 密  码 = %ExpPass%
@echo 目  录 = %FileDir%
@echo 时  间 = %SysDate%
@echo 文件名 = %FileName%.rar
 
@echo 开始备份数据库...
exp %ExpUser%/%ExpPass%@%OrclSid% file=%FileDir%/%FileName%.dmp log=%FileDir%/%FileName%.log tables=(T_SAP_IMPORT_DATA) query=\"where to_char(CREATED_DATE,‘yyyy-MM-dd HH24-mi-ss‘) < to_char(SYSDATE,‘yyyy-MM-dd HH24-mi-ss‘) and to_char(CREATED_DATE,‘yyyy-MM-dd HH24-mi-ss‘)>to_char(add_months(sysdate,-1),‘yyyy-MM-dd HH24-mi-ss‘)\"
@echo 数据库备份完成!
 
@echo 登录数据库
sqlplus %ExpUser%/%ExpPass%@%OrclSid% @D:\oracleBack\bat\truncate.sql>truncate.txt
 
@echo 导入备份的数据
imp  %ExpUser%/%ExpPass%@%OrclSid% file=%FileDir%/%FileName%.dmp ignore=Y  tables=(T_SAP_IMPORT_DATA)
 
@echo 退出cmd
~exit

truncate table T_SAP_IMPORT_DATA;
exit;