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Dealing with large databases is always a challenge. The backups and the HA procedures evolve meanwhile the database installation grow up over the time.
The talk will cover the problems solved by the DBA in four years of working with large databases, which size increased from 1.7 TB single cluster, up to 40 TB in a multi shard environment.
The talk will cover either the disaster recovery with pg_dump and the high availability with the log shipping/streaming replication.