SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 2)
    Literal \'snapshot3\'
    Function equals (children 1)
     ExpressionList (children 2)
      Function count (children 1)
       ExpressionList
      Subquery (children 1)
       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 system.parts
          Function and (children 1)
           ExpressionList (children 3)
            Function equals (children 1)
             ExpressionList (children 2)
              Identifier database
              Function currentDatabase (children 1)
               ExpressionList
            Function equals (children 1)
             ExpressionList (children 2)
              Identifier table
              Literal \'mt1\'
            Function in (children 1)
             ExpressionList (children 2)
              Identifier _state
              Literal Tuple_(\'Active\', \'Outdated\')
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier mt1