DB2数据库表数据备份方法

数据库名：mydb   表名：myTest

方法一：备份到数据库服务器中  备份速度快但下载慢

# su - db2inst1
[YOU HAVE NEW MAIL]

$ db2 connect to mydb user ccy using ccy123

   Database Connection Information

 Database server        = DB2/AIX64 9.7.8
 SQL authorization ID   = NBADV
 Local database alias   = MYDB

1）表备份（备份部分表数据）有日期限制的备份 
$ db2 "export to /backup/myTest2018.del of del select * from myTest where substr(d_day,1,4)='2018'"
SQL3104N  The Export utility is beginning to export data to file 
"/backup/myTest2018.del".
SQL3105N  The Export utility has finished exporting "15787008" rows.

2）全表数据备份

$ db2 "export to /backup/myTest2018.del of del select * from myTest 

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方法二：备份到本地 备份比较慢，无需下载
例如:
export to c:\myTest 201601.del of del select * from myTest  where reportdate=201601@