How to Fix ORA-12560: TNS: Protocol Adapter Error

How to Fix ORA-12560: TNS: Protocol Adapter Error

When you see this ORA-12560 error on Windows, you need to check these two things before anything else. Make sure the windows service is up and running Make sure your ORACLE_SID is set to the instance name you’re trying to connect to If either one or two are not...
SQL Server Management Studio SSMS SSPI Error

SQL Server Management Studio SSMS SSPI Error

Have you ever run into an SSPI error in SQL Server Management Studio (SSMS)? In this blog entry, we will show you 2 ways you can fix your SSPI error in SQL Server. SSPI Error: Cannot connect. The target principal name is incorrect. Cannot generate SSPI context Details...
Accessing Db2 from the Command Line

Accessing Db2 from the Command Line

Most Db2 DBAs administer Db2 at the command line. The command line provides a rich and powerful interface with Db2, and has a lot of options. Many other users may wish to access Db2 at the command line as well. Developers and system administrators are just a few of...
MySQL Error-Too Many Open Files

MySQL Error-Too Many Open Files

Learn with XTIVIA how to address the common MySQL Error, “Too many open files.” If you encounter the error where MySQL reports “Can’t open file: (errno: 24)”, analyze a few variables. The error usually occurs when the maximum number of...