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2025-01-16 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >
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Create a backup directory
mkdir archivelog
mkdir backup
2. Create a library, use that template library
db2star
3. tabulation,
db2 connect to sample
db2 "create table test (id int,name varchar(20),password varchar(20))"
db2 "insert into test values (1,'cto','51')"
4. Change database parameters
Enable archive logging
db2 update db cfg for sample using LOGARCHMETH1 disk:/home/db2inst1/archivelog
Enable incremental backups
db2 update db cfg for sample using trackmod on
After changing parameters, the database is suspended, and it needs to be backed up once.
db2 backup db ken to /home/db2inst1/backup
view the configuration
db2 get db cfg for sample | grep -i log
5. And build the data.
db2 connect to sample
db2 "insert into test values (2,'51','cto')"
6. Delete the library, don't run away
db2 drop db sample
7. recovery
db2 restore db sample from /home/db2inst1/backup taken at 20181012094410
8. roll forward
db2 rollforward db sample to end of logs and complete overflow log path '(/home/db2inst1/archivelog)'
9. Check if the data is normal.
db2 "select * from test"
hot standby
db2 "backup db sample online to /home/db2inst1/backup"
incremental reserve
db2 "backup db sample online incremental to /home/db2inst1/backup"
The test method is the same as above.
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