sqlplus Connecting Hang?by Ed ChenApril 28, 2023April 29, 2023SQL*Plus Network Issues At times, we see that some logins and connections are not responding and indefinitely hang in tools like SQL*Plus. In most cases,… Read More »sqlplus Connecting Hang?
How to Resolve ORA-12535: TNS:operation timed outby Ed ChenFebruary 11, 2019June 23, 2023ORA-12535 and TNS-12535 ORA-12535 is the same as TNS-12535, they all indicate that the connection between the client and the listener has been timed out.… Read More »How to Resolve ORA-12535: TNS:operation timed out
How to Resolve ORA-12170: TNS:Connect timeout occurredby Ed ChenMay 29, 2014June 23, 2023ORA-12170 At some points, the client sides received intermittent ORA-12170 repeatedly: ORA-12170: TNS:Connect timeout occurred Meanwhile, the server side did not receive any errors either… Read More »How to Resolve ORA-12170: TNS:Connect timeout occurred