If your database does not start (stays forever during in mount state) , you should check for file $ORACLE_HOME/dbs/oranfstab .
This applies in case you use DNFS ( direct nfs ) and you changed your volume names, mount points or ip servers .
Testing the Datadog Explain Plan Visualizer with Oracle execution plans
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Datadog recently released a free online service explain.datadoghq.com where
you can paste in your explained SQL execution plans with metrics as JSON
text a...
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