CreateQuery pl (children 3)
 Identifier pl
 Columns definition (children 2)
  ExpressionList (children 2)
   ColumnDeclaration dt (children 1)
    DataType DateTime
   ColumnDeclaration i (children 1)
    DataType int
  ExpressionList (children 1)
   Projection (children 1)
    ProjectionSelectQuery (children 2)
     ExpressionList (children 1)
      Function sum (children 1)
       ExpressionList (children 1)
        Identifier i
     ExpressionList (children 1)
      Function toStartOfMinute (children 1)
       ExpressionList (children 1)
        Identifier dt
 Storage definition (children 2)
  Function MergeTree
  Identifier dt