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Database administration is the function of managing and maintaining database management systems (DBMS) software. Mainstream DBMS software such as Oracle , IBM Db2 and Microsoft SQL Server need ongoing management.
Typical examples of DBMS use include accounting, human resources and customer support systems. Originally found only in large companies with the computer hardware needed to support large data sets, DBMSs have more recently emerged as a fairly standard part of any company back office .
Empress Embedded Database: Proprietary EnterpriseDB: Proprietary eXtremeDB: Proprietary Exasol: Proprietary Extensible Storage Engine: Proprietary FileMaker Pro: Proprietary Firebird: MPL/GPL/LGPL FoundationDB: Apache License 2.0 FrontBase: Proprietary Greenplum: Apache License 2.0 H2: MPL/GPL/LGPL Helix: Proprietary HSQLDB: BSD IBM Db2 ...
Data administration or data resource management is an organizational function working in the areas of information systems and computer science that plans, organizes, describes and controls data resources. Data resources are usually stored in databases under a database management system or other software such as electronic spreadsheets.
List of relational database management systems, for database management systems based on the relational model. Comparison of object database management systems, showing what fundamental object database features are implemented natively; Document-oriented database, for storing, retrieving and managing document-oriented information
DCMS is based on Microsoft technology with Oracle as a database. It uses web-based three tier architecture that provides a standard suite of warehousing applications. DCMS can also be installed on cloud servers and used as SaaS. DCMS provides web-based multi-department reporting.
Some - can only reverse engineer the entire database at once and drops any user modifications to the diagram (can't "refresh" the diagram to match the database) Forward engineering - the ability to update the database schema with changes made to its entities and relationships via the ER diagram visual designer Yes - can update user-selected ...
Thus a database administrator can create a user called PROJECT and then create a table PROJECT.TABLE. Users can exist without schema objects, but an object is always associated with an owner (though that owner may not have privileges to connect to the database).