SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function arrayJoin (children 1)
     ExpressionList (children 1)
      Function distinctJSONPathsAndTypes (children 1)
       ExpressionList (children 1)
        Function arrayJoin (children 1)
         ExpressionList (children 1)
          Identifier json.k1.:`Array(JSON)`
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test3
