=?iso-8859-1?q?Mart=EDn=20Marqu=E9s?= <martin@bugs.unl.edu.ar> writes:
> I was reading the manuals on DELETE and I saw this:
> By default DELETE will delete tuples in the table specified and all its
> sub-tables. If you wish to only update the specific table mentioned, you
> should use the ONLY clause.
> I just don't understand what sub-tables means.
It means inheritance children, ie, tables you created with INHERIT
from the specified table.
> Does it mean that it will
> delete rows on other tables which are referenced with a FOREIGN KEY to the
> row which will be deleted?
Foreign key deletion is an unrelated feature.
regards, tom lane