Listener

TNSPING Errors Collections

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tnsping tnsping is a utility provided by Oracle to test the listener is available or not from clients. If there’s any problem in the path to the destination, it will fail with different aspects. Here I list several possible error types below for your reference. “tnsping is not recognized as an internal or external command” […]
TNS Name

How to Implement Transparent Application Failover (TAF) by Local Naming

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Transparent Application Failover (TAF) Besides Connect-Time Failover by local naming, there is a function called Transparent Application Failover (TAF) can do Run-Time Failover to enable user to continue his work transparently when connection failed over to other database (listener). There are two types of Run-Time Failover method, both methods are suitable for RAC architecture, but […]