Query Optimization, Performance Tuning, Azure DB, Migration on-prem ? cloud, HA DR, MSSQL MySQL Administration, Azure SQL Managed Instance, Backup restore

Replication, Upgrades, Performance Monitoring, Performance Tuning, PostgreSQL, Db2 Luw, logical and physical backup recovery, high-availability PostgreSQL clusters, issue resolution, logical and physical database design, Barman, version migrations, MongoDB administration, streaming replication, authentication mechanisms, database automation, privilege management