10 Questions
What is the purpose of the RUNSTATS command in DB2?
To gather statistics about tables and indexes
What type of information does RUNSTATS gather in DB2?
Number of rows, distribution of values, and table size
What is the purpose of the REORGCHK command in DB2?
To check and analyze tables and indexes for potential reorganization
How does REORGCHK help enhance database performance in DB2?
By improving data layout and access patterns
What is the basic syntax for the RUNSTATS command in DB2?
RUNSTATS ON TABLE
Which method is used to rebuild a database from backups and apply logs to reach a desired recovery point in DB2?
Restore and Recover
What does circular logging in DB2 limit beyond active transactions?
Recovery options
What does logging in DB2 support by capturing every modification for data integrity and consistency?
Database replication
Which recovery method in DB2 involves automatic recovery after an unexpected shutdown or crash using log files?
Crash Recovery
What does rollforward recovery in DB2 achieve after a backup?
Restoring the database to a specific point in time
Test your knowledge of DB2 database maintenance and monitoring with this quiz on RUNSTATS. Learn about the importance of gathering statistics for tables and indexes, and how it contributes to efficient query optimization.
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