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database:db2 [2024/03/01 15:22] manu [DB2 reorg] |
database:db2 [2025/07/09 13:54] (current) manu [Suppress Archogs] |
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[[database:db2_clone_steps|DB2 clone steps]] | [[database:db2_clone_steps|DB2 clone steps]] | ||
+ | |||
+ | [[database:db2_install_steps|DB2 install steps]] | ||
====== DB2 command line ====== | ====== DB2 command line ====== | ||
+ | |||
+ | https://www.ibm.com/docs/en/db2/11.5?topic=instances-designing | ||
https://www.ibm.com/developerworks/servicemanagement/library/sm-tsm-db2/ | https://www.ibm.com/developerworks/servicemanagement/library/sm-tsm-db2/ | ||
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</cli> | </cli> | ||
- | | + | ===== Update a user password ===== |
+ | |||
+ | For example, use the CONNECT statement to change the password of the user instance, | ||
+ | <cli prompt='$'> | ||
+ | $ db2 "CONNECT TO <database> USER <userid> USING <password> NEW <new_password> CONFIRM <new_password>" | ||
+ | </cli> | ||
===== DB2 list command ===== | ===== DB2 list command ===== | ||
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</cli> | </cli> | ||
+ | ==== Suppress Archlogs ==== | ||
+ | |||
+ | When doing online backup, you have to manually purge and suppress archlogs: | ||
+ | |||
+ | Example suppress archlogs older than 100 days, before 2024/12: | ||
+ | <cli prompt='$'> | ||
+ | $ db2 connect to TSMDB1 | ||
+ | |||
+ | $ db2 list history TSMDB1 | grep X |grep D | ||
+ | $ db2 prune history 202412 with force option and delete | ||
+ | |||
+ | $ find /db2archlog/db2inst1/TSMDB1 -type f -name "*.LOG" -ctime +100 -exec rm {} \; | ||
+ | </cli> | ||
===== Backup/restore DB2 database ===== | ===== Backup/restore DB2 database ===== | ||
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Return Status = 0 | Return Status = 0 | ||
+ | </cli> | ||
+ | |||
+ | https://datageek.blog/2014/06/02/how-to-tell-when-a-table-reorg-is-needed/ | ||
+ | |||
+ | ===== Uninstall DB2 ===== | ||
+ | |||
+ | <cli prompt='#'> | ||
+ | [root@lnx01] /tmp/db2/universal # ./db2_deinstall -a -b /opt/ibm/db2/V11.5 | ||
+ | DBI1016I Program db2_deinstall is performing uninstallation. Please | ||
</cli> | </cli> |