How to restore a database in DB2

This article mainly describes how to restore a database in DB2. If you are interested in the actual operation steps for restoring a database in DB2, you can click the following article to view the correct operation steps, the following is a detailed description of the article.

(1) manually drop the database to simulate disaster recovery. perform the following operations:

Db2 drop db sample

(2) restore the backup history (each backup, regardless of the type, will back up the history file ). The timestamp here should be the latest:

 
 

  
  
db2 restore db sample history file use tsm   
  
  
taken at 20030102223107 buffer 100 
 
 

(3) Use the db2 recovery help tool:

 
 

  
  
db2ckrst -d sample -t 20030101224424 -r database 
 
 

Command to return the recommended required recovery operation command.

(4) follow the prompts of the help tool to restore the version first. The recovery command is as follows:

 
 

  
  
db2 restore db sample incremental use tsm taken at 20030101224424 buffer 100 
 
 

Recover the master node and other nodes.

The above content is an introduction to DB2 database restoration. I hope you will get some benefits.