Unlike INHERITS, the new table and original table are completely decoupled after creation is complete. Changes to the original table will not be applied to the new table, and it is not possible to ...
See Section 16.4.3.4. Clearly, a table that receives frequent updates or deletes will need to be vacuumed more often than tables that are seldom updated. It may be useful to set up periodic cron tasks ...
Frankly, every chemistry has its challenges, but I can give you an example. If you look at the periodic table, the most electronegative element is lithium, while the most electropositive is fluorine.