When doing a PostgreSQL database server upgrade, you first need to backup all of the databases because the format changes from version to version. Postgresql documentation states you need to run the command: 1pg_dumpall > outputfile I ran this, and received the error message: 1pg_dumpall: could not connect to database "template1": FATAL:  role "root" does [...]

…and other MySQL Oddities. If your MySQL binary log files are a “Growing” problem… there are a few simple steps you can use to curtail their growth and save your disk space from these huge files. They probably look like: mysql-bin.000001 mysql-bin.000002 mysql-bin.000003 mysql-bin.000004 mysql-bin.000005 … And around 1 gig in size each. These files [...]