def __init__(self, idcol, idtable, name):
     id_ = PkNum(idcol)
     id_.set_fk(idtable)
     tagname = PkName('tag')
     tagname.set_fk('tagnames')
     tagval = Text('value')
     cols = [id_, tagname, tagval]
     Table.__init__(self, name, cols)

 def __init__(self, suite, traits_table):
     tablename = ujoin(suite, 'scripts')
     script_column = PkName('script')
     script_column.set_fk('scriptnames')
     sfile_column = Num('scriptfile')
     sfile_column.set_fk('textfiles')
     script_columns = [script_column, sfile_column]
     _TraitRelation.__init__(self, traits_table, tablename, script_columns)

 def __init__(self, machines_table):
     machine_col = PkName('machine')
     machine_col.set_fk(machines_table)
     family_col = PkName('family')
     family_col.set_fk('families')
     columns = [machine_col, family_col]
     Table.__init__(self, 'machine_family', columns)

 def __init__(self, fs_table, mounts_table):
     fs_col = PkName('filesystem')
     fs_col.set_fk(fs_table)
     mnt_name_col = PkName('mnt_name')
     mnt_name_col.set_fk(mounts_table)
     ord_col = Num('ord')
     partition_column = Num('partition')
     columns = [fs_col, mnt_name_col, ord_col, partition_column]
     Table.__init__(self, 'filesystem_mounts', columns)

 def __init__(self, mach_types_table):
     mtype_col = PkName('machine_type')
     mtype_col.set_fk(mach_types_table)
     pcol = PkName('parent')
     pcol.set_fk(mach_types_table)
     Table.__init__(self, 'machine_type_parent', [mtype_col, pcol])