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0 votes
2 answers
603 views

Oracle sqlplus doesn't connect to remote DB, only local

I would appriciate some help with an issue that I'm facing. I have two Oracle DB servers with same schemas. I want to run sqlplus from one server to another. I've added the tns_names entries in ...
IGOR LEVKOVSKY's user avatar
0 votes
1 answer
4k views

Oracle user password with space character in it

I connected to an Oracle 19c database and executed the following SQL: alter user sys identified by "a b" container=all; It executed successfully. However, after that I can't connect to Oracle using ...
Just a learner's user avatar
3 votes
3 answers
15k views

using tnsnames.ora and sqlplus client without installing oracle 11g server on linux client [closed]

I want to create a connection to remote Oracle server using SQLplus client and tnsnames.ora without installing Oracle 11g server on the Linux client. I used debian and bash script to generate reports ...
mssadewa's user avatar
3 votes
2 answers
87k views

Error ORA-12560 when trying to connect Windows SQL*Plus client to Oracle 11g Linux server

I installed 11g on Centos VM on my mac.I have everything up and working on server.I have included following command I ran on cenos. $lsnrctl status LSNRCTL for Linux: Version 11.2.0.1.0 - Production ...
Auguster's user avatar
  • 143
71 votes
7 answers
871k views

Connect with sqlplus from the command line using a connection string

Let's say I have an Oracle database. I have a username = x, password = y, database = z, port = a, SID = b, and Hostname = c. So, how do I connect correctly? I used many options like: sqlplus x/y@'(...
Edvinas's user avatar
  • 711
10 votes
4 answers
197k views

SYSDBA password in Oracle DB

I am connecting to Oracle DB with: sqlplus / as sysdba What is the default password for the sysdba user? I tried in net and found out the default password is change_on_install but it is not working ...
Learner's user avatar
  • 211
5 votes
3 answers
28k views

ORA-12154 TNS: could not resolve the connect identifier specified with SQLPLUS

I am using Toad to connect my database and its working fine for me . But when i try to connect with the same credential , i am getting the error message as shown below: ORA-12154 TNS: could not ...
Gaurav Soni's user avatar