Issue link: https://resources.awscloud.com/i/1496544
CHAPTER 2 The Changing Role of the DBA in the Cloud Traditionally, a database administrator (DBA) was entrusted with pretty much the entire gamut of operations pertaining to the storage and use of an organization's data. The DBA's task list included the following: • Installing the racks and cabling • Installing, patching, and upgrading database software • Creating and configuring database instances • Managing users, roles, and permissions • Backup and recovery • Securing the data, including the encryption of critical data • Data migration, ingestion, and export • Performance tuning • Database monitoring and troubleshooting • Handling high availability • Assisting database developers and analysts in their database- related tasks As you can tell from this list, the DBA's job has typically revolved around database operations, disaster management, user manage‐ ment, and performance tuning. Monitoring and troubleshooting have mostly been manual, and usually reactive instead of planned. 11