Table Creation Inside Function

i am trying to create table inside function where in after creating table when am trying to access the table with select statement oracle is throwing error 'Table/view doesnot exist -00942', below is the code snippet

create or replace function example (mkey in varchar2) return varchar2
is
g_key varchar2(100);
l_tbl_ntext exception;
pragma exception_init(l_tbl_ntext , -942);
begin

begin
execute immediate 'select * from example1';

exception
when l_tbl_ntext then
null;
end;
execute immediate 'create table example1(skey varchar2, g_key varchar2) storage(buffer_pool, keep)';
end example;
/

select * from example;