1  (1)  SELECT SelectClause FromClause
2? WhereClause

WHERE

1 SelectClause =  
2+ <<---- ,------ <<
2 Ausdruck
2.1? 
2.1 AS Pfad
2.1 INSERT
2 ITEM Ausdruck
2.0 COUNT (2) 
2.0 MAX
2.0 MIN
2.0 SUM
2.1 ( Ausdruck )

1 FromClause =   FROM
2+ <<---- ,------ <<
2 Feldreferenz
2.1? AS Korrelationsname

1 WhereClause =   WHERE Ausdruck