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Oracle-dba-help: Learn DBA : A Life Long Learning Experience

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 If you have ever been in a production outage where a single schema was corrupted or a developer dropped the wrong table, you already know one thing ; your backup strategy is only as good as your restore flexibility.

In PostgreSQL, logical backups using pg_dump and pg_dumpall are your first line of defense for granular recovery. Unl...


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When you are preparing for an Oracle DBA interview — or troubleshooting a production issue at 2 AM — definitions alone are not enough. You need clarity. You need context. And most importantly, you need to understand how Oracle behaves under pressure.

Th...


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