* Full and correct support for Nagios, e.g.
http://nagiosplug.sourceforge.net/developer-guidelines.html#AEN203
-* Fix last_analyze, etc. with perflimit - can lead to no results due to filtering
-
* For last_analyze and last_vacuum, way to skip null (never been hit)
* Check at least one table has been vacuumed/analyzed since X time
* Consider a more accurate bloat check, using the expensive pg_stattuple function
-