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ora-12154

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

When a User trying to establish a connection to an Oracle Database, error ORA-12154 error received.
Oracle 20c New Features

Oracle Datapump New Features in Oracle 20c

With Oracle Database 20c, Oracle Data Pump can include and exclude objects in the same export or import operation.
oracle 19c new features

Oracle 19c Database New Features

Install Oracle Database 19c with automatic root scripts execution

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