_sqlSequence defines the name of a tables sequence for _getNextSequence.
_sqlSequence defines the name of a tables sequence for
_getNextSequence.

_getNextSequence includes _ after tablename, so the result is
table_column_seq, not tablecolumn_seq.

The constructor of forgetters supports multiple values as multiple
parameters, not a tupple anymore. _getID() returns a tupple when
appropriate, as always, so myClass(self.reference._getID()) should
work...

stain/forgetSQL