ident : IDENT | INDENT_QUOTED | ident '.' IDENT | ident '.' IDENT_QUOTED ;

##</code><code>##

  database_ident -> ident # i.e. column_ident -> ident '.' ident '.' ident
  table_ident -> ident    # i.e. column_ident -> ident '.' ident

##</code><code>##

database_ident: ident ;
table_ident: ident | ident '.' database_ident ;
column_ident: ident | ident '.' table_indent ;