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 tab
   Function hasAllTokens (children 1)
    ExpressionList (children 2)
     Function lower (children 1)
      ExpressionList (children 1)
       Identifier text
     Function array (children 1)
      ExpressionList (children 1)
       Function lower (children 1)
        ExpressionList (children 1)
         Literal \'Hello\'
