1.

Name all the 12 different authorities in Db2

Answer»
  • SYSADM: for managing the INSTANCE as a whole
  • SYSCTRL: for administering a database manager instance
  • SYSMAINT: for maintaining databases within an instance
  • SYSMON: for monitoring the instance and its databases
  • SECADM: for managing SECURITY within a database
  • DBADM: for administering a database
  • ACCESSCTRL: for granting and revoking AUTHORITIES and privileges (except for SECADM, DBADM, ACCESSCTRL, and DATAACCESS authority SECADM authority is required to GRANT and revoke these authorities)
  • DATAACCESS: for accessing data
  • SQLADM: for monitoring and tuning SQL queries
  • WLMADM: for managing workloads
  • EXPLAIN: for doing explain query plans (EXPLAIN authority does not  give access to the data itself
  • LOAD: Users with LOAD authority are allowed to perform the following tasks: Quiesce or query the state of a tablespace Perform bulk-load operations by using the LOAD command Collect catalogue statistics by using the RUNSTATS command


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