SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function count (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test
   Function and (children 1)
    ExpressionList (children 2)
     Function isNull (children 1)
      ExpressionList (children 1)
       Identifier json.b.b.e.:`String`
     Function empty (children 1)
      ExpressionList (children 1)
       Identifier json.d.a.:`Array(Nullable(Int64))`
