Using SQL to query ENV_PROD_INFO administrative view for DB2 product edition and version number.

Using system stored procedure GET_DBSIZE_INFO to check IBM DB2 database size.

The db2pd program can be useful in collecting the database server profile that include the information related to OS, hardware, memory, DB2 fixpak and code level, buffer pools, memory set information, etc.

Could you reset the entire DB2 database configuration to system default without restoring the database?

The Awk regular expression could be very useful to extract or examine a huge DB2 diagnostic log file content of a particular hour of a specific day.

When using MySQL Command-line Tool, how to stop a long SQL result to display in page by page fashion?

Introduction to some common and simple MySQL commands in the first day at MySQL dummy course.