SelectWithUnionQuery (children 2)
 ExpressionList (children 1)
  SelectQuery (children 5)
   ExpressionList (children 1)
    Identifier grp_aggreg
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier data_02295
   ExpressionList (children 2)
    Identifier a
    Identifier grp_aggreg
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier a
   Set
 Identifier JSONEachRow