Changer mot de passe : 

 

modifier paramètres dans yaml : 

keystore_password
truststore_password 

 

Changer de nom de cluster :

1 -UPDATE system.local SET cluster_name = ‘<cluster_name>’ where key=‘local’;

2- nodetool flush system (recommended)

3. cluster_name update cassandra.yaml the name for the new cluster
4. Restart cassandra cluster
[Postgresql]Explain plan analyzer
[ORACLE] Preupgrade fixups

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