CreateQuery t (children 3)
 Identifier t
 Columns definition (children 2)
  ExpressionList (children 3)
   ColumnDeclaration id (children 1)
    DataType UInt64
   ColumnDeclaration id2 (children 1)
    DataType UInt64
   ColumnDeclaration id3 (children 1)
    DataType UInt64
  ExpressionList (children 2)
   Projection (children 1)
    ProjectionSelectQuery (children 2)
     ExpressionList (children 3)
      Identifier id
      Identifier id2
      Identifier id3
     Function tuple (children 1)
      ExpressionList (children 3)
       Identifier id2
       Identifier id
       Identifier id3
   Projection (children 1)
    ProjectionSelectQuery (children 2)
     ExpressionList (children 1)
      Function sum (children 1)
       ExpressionList (children 1)
        Identifier id3
     ExpressionList (children 1)
      Identifier id2
 Storage definition (children 3)
  Function MergeTree
  Identifier id
  Set
