CreateQuery t1 (children 3)
 Identifier t1
 Columns definition (children 1)
  ExpressionList (children 7)
   ColumnDeclaration time (children 1)
    DataType DateTime
   ColumnDeclaration foo (children 1)
    DataType String
   ColumnDeclaration dimension_1 (children 1)
    DataType String
   ColumnDeclaration dt (children 2)
    DataType Date
    Function toDate (children 1)
     ExpressionList (children 1)
      Identifier time
   ColumnDeclaration dt1 (children 2)
    DataType Date
    Function toDayOfYear (children 1)
     ExpressionList (children 1)
      Identifier time
   ColumnDeclaration aliascol1 (children 1)
    Function concat (children 1)
     ExpressionList (children 2)
      Identifier foo
      Identifier dimension_1
   ColumnDeclaration time_alias (children 2)
    DataType DateTime
    Identifier time
 Storage definition (children 3)
  Function MergeTree (children 1)
   ExpressionList
  Function toYYYYMM (children 1)
   ExpressionList (children 1)
    Identifier dt
  Function tuple (children 1)
   ExpressionList (children 2)
    Identifier dt
    Identifier foo