InsertQuery   (children 2)
 Identifier partitions
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 3)
    ExpressionList (children 2)
     Function plus (alias EventDate) (children 1)
      ExpressionList (children 2)
       Identifier EventDate
       Function modulo (children 1)
        ExpressionList (children 2)
         Identifier UserID
         Literal UInt64_365
     Identifier CounterID
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier test.hits
    Function and (children 1)
     ExpressionList (children 2)
      Function equals (children 1)
       ExpressionList (children 2)
        Identifier CounterID
        Literal UInt64_1704509
      Function equals (children 1)
       ExpressionList (children 2)
        Function toStartOfMonth (children 1)
         ExpressionList (children 1)
          Identifier EventDate
        Function toDate (children 1)
         ExpressionList (children 1)
          Literal \'2014-03-01\'