CreateQuery dest_a (children 3)
 Identifier dest_a
 Columns definition (children 1)
  ExpressionList (children 6)
   ColumnDeclaration count (children 1)
    DataType UInt32
   ColumnDeclaration min (children 1)
    DataType Int32
   ColumnDeclaration max (children 1)
    DataType Int32
   ColumnDeclaration count_subquery (children 1)
    DataType Int32
   ColumnDeclaration min_subquery (children 1)
    DataType Int32
   ColumnDeclaration max_subquery (children 1)
    DataType Int32
 Storage definition (children 2)
  Function MergeTree (children 1)
   ExpressionList
  Function tuple (children 1)
   ExpressionList
