Oracle SQL Developer can't connect to remote database - oracle

I have Windows 8 and Oracle SQL Developer. When I tried to connect to a remote server, it give me v$session.osuser error and vendor code 17190.
Do anyone know what this means? I have tried to search for the vendor code 17190 but nothing related to Oracle.
Thanks

Related

Toad for Oracle install

I'm beginner level oracle developer. I have SQL developer installed on my machine. And I wanted to install Toad for oracle too. But When I tried to install Toad, it gave me an error:
No Valid Oracle Clients found. You need atleast one 64- bit client properly configured.
Can someone explain why I'm getting this error?
Because SQL Developer ships with its own JDBC driver, which doesn't require an oracle client to connect to the Database.
If you have a compatible Oracle Client sitting around, you can tell SQL Developer to piggyback on that client for connections - but THAT IS NOT required.
T.O.A.D. is a windows executable that needs an Oracle Client to connect to a database. An Instant Client is the easiest way to get going.

Not able to connect to oracle database using Oracle SQL Developer

I am new to Oracle, I have installed Oracle Server 11g2 and Oracle SQL Developer (client) tool.
I am able to connect server from command prompt successfully, please have a look here : http://prntscr.com/hytzdn
I am trying to connect the server from Oracle SQL Developer (client) tool but it's not allowing me. I am getting this SID specific error : http://prntscr.com/hyu1i2
Can someone please help me to resolve this?
Thanks in advance.
In your command prompt connection type this query
select * from global_name;
Then in sql developer change your sid name with the query result.

Error while connecting to Oracle database from oracle SQL Developer though I've the oracle client installed

I've installed Oracle client in my machine, when I'm trying to connect to the oracle database server from Oracle SQL Developer am getting the following error:
Status : Failure -Test failed: IO Error: The Network Adapter could not establish the connection
But am able to connect to the server using sql plus and TOAD as well from my machine. What is the issue if Toad connects to the server why cant my Oracle sql developer could not connect??
checked all the possible solutions like:
tns strings checking, telnet to the server and its port,
changing the oracle home in the sqldeveloper->tools->preferences->database->advanced tab.
None solved my issue. Is this the firewall issue?
If it is so how am able to connect using TOAD/sql plus ??
UPDATE: I'm connecting to the Oracle database server using the VPN.
Any help is much appreciated.
Thanks in advance.

How to connect sql developer to Oracle database using instant client_12_1

I have downloaded the oracle instant client 12_1 but i'm unable to connect to the oracle database.when i tried using sql developer it is displaying the following error.
The Network could not be established.
I'm using windows 7 and my Oracle_home path is defautly set in the system variables as
path
E:\app\dell\product\11.2.0\dbhome\bin;%SystemRoot%\system32;%SystemRoot%;%SystemRoot%\System32\Wbem;%SYSTEMROOT%\System32\WindowsPowerShell\v1.0\
I suspect you've begun the headache of messing with the connection string. I seriously recommend you find the option in SQL Developer that will allow you to connect directly to the server (bypass TNSNAMES) and use EZ Connect. The connection string will look like this:
server.whatevz.com:port/sidname
I don't use SQL Developer, so I can't point to it specifically, but I have used it and configured it as such, and it works fine. I'm a fan of PL/SQL Developer (All Around Automation) myself.

SQL Server 2005 IIS connection to Oracle

I am trying to get SQL Server 2005 (64 bit) SSIS to connect to an Oracle 10 G database. I am able to connect to the database using SQL developer (an Oracle product) from the same server but my attempts from IIS are not working. Any help or links to help will be appreciated. I keep getting errors about Oracle client and networking components were not found. I have already installed ODAC10203x64. Thanks you for any assistance.

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