Coordinates physical changes to databases; codes, tests, and implements physical database, applying knowledge of database management system. Designs logical and physical databases, reviews description of changes to database design to understand how changes to be made affect physical database (how data is stored in terms of physical characteristics, such as location, amount of space, and access method). Establishes physical database parameters. Codes database descriptions and specifies identifiers of database to database management system or directs others in coding database descriptions. Calculates optimum values for database parameters, such as amount of memory to be used by database, following manuals and standard best practices. Specifies user access level for each segment of one or more data items, such as insert, replace, retrieve, or delete data. Specifies which users can access databases and what data can be accessed by user. Tests and corrects errors, and refines changes to database. Create production database and manages utility programs to monitor database performance, such as distribution of records and amount of available memory.
Directs programmers and analysts to make changes to database management system. Reviews and corrects programs. Answers user questions. Confers with coworkers to determine impact of database changes on other systems and staff cost for making changes to database. Modifies database programs to increase processing performance, referred to as performance tuning. May train users.
Database Administrator capabilities with 8 or more years of experience, relies on experience and judgment to plan and accomplish goals, independently performs a variety of complicated tasks, a wide degree of creativity and latitude is expected.