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Running head: DATABASE MANAGEMENT SYSTEM APPLICATIONS Database Management System Applications Name Course Institution Date DATABASE MANAGEMENT SYSTEM APPLICATIONS 2 Database Management System Applications MySQL, Oracle and SQL Server Database Management System Comparison. There are different features that usually make database management systems more preferable by different users. MySQL, oracle and SQL server are the most utilized database system. Although, these database systems usually have different similarities they as well have different differences (McClure, W. B., Beamer, G. A., & Croft, I. V. J. J. 2005). For an organization or individual to select the most appropriate database system, it is greatly important to compare the verity of options available and select the most suitable for their operations. The comparison is usually based on different feature for the database management servers. Some of the features that plays a big role in selection of the appropriate dataset management system are disk space, memory, database authentication, and schema objects. Data space is the space for installation of the system in a computer to ensure that it operates appropriately on the RAM devices, while, memory is the internal storage in the computer device that is random access memory and read-only memory. Database authentication is the process of ensuring that the users who access the database system are authorized and they can only view the information according to the access right offered to them (Jones, A., Stephens, R. K., & Plew, R. R. 2005). Schemas objects are the data structure that are logical, having no one-to-one physical file correspondent with on the disk that usually stores the information. Data type is a feature of database system that are the attributes specifying the type of data in the database management system. DATABASE MANAGEMENT SYSTEM APPLICATIONS Comparison between MySQL, Oracle, and SQL server Element Compared MySQL Oracle SQL Server Disk space required MySQL database For a basic SQL server disk system usually installation of Oracle space required requires designed database system, the depends on the disk space according disk space required is version of the server to the type of usually 2.04 GB and required. The most operation system the advanced recommended disk used. In general, the installation requires space for SQL server most recommended 1.94 GB. is 1 GB for the disk space required different versions of for successfully the database installation of the management system. system is 2 GB Ram although it is difficult to specifically state the real disk required without understanding the load and the number of instances monitored by the system. 3 DATABASE MANAGEMENT SYSTEM APPLICATIONS Memory required The recommended Oracle recommended SQL server disk memory for MySQL memory required is space required us usually 2 GB usually 1 GB ram foe depends on the RAM for an efficient operation of version of the server appropriate the system. required. The most operations of the recommended disk system. space for SQL server is 1 GB for the different versions of the database management system. Database MySQL database Oracle usually SQL server utilizes authentication system usually utilizes a special its own authentication utilizes user name authentication measures to ensure and password process that ensures that data is kept save authentication there data is kept save in the database method to ensure that since the system system for security they achieve security performs database covering roles and measures for the operations that are logins. The presence system. The special. The of MySQL server password and user authentication for security helps in name are offered oracle allows only controlling according to the one database case to organization 4 DATABASE MANAGEMENT SYSTEM APPLICATIONS 5 information the user use any or all information where an can retrieve from the available methods. administrator can system. The The system uses occur with the server authentication is password and user for without logins and based on account identification windows users’ where it gets approved by the connection. The confirmed through system administrator server is greatly utilization of after when the user important since if username and the can change the offers freedom to the client host from when password. administrator for the user can connect accessing what to the server. individuals in the server are doing. The system uses single password and logins to access different data’s in the system automatically. Schema objects My SQL usually Oracle dataset shares SQL server utilizes utilizes different different schema the different schema schema objects to objects although the objects to ensure that ensure that the system are usually access of the system data is kept different. The information is DATABASE MANAGEMENT SYSTEM APPLICATIONS secure and readily database system facilitated under a available according to utilizes schemas to secure means. The the level of access ensure that data is schemas are used to rights. The schema accessed easily and offer access to used by the securely. Constrains, information organization are foreign keys, according to the databases, indexes, package, index, store authority of the user users, constraints, procedure, tables, and or according to the Tables and views. users are the schema Through the schemas, objects that oracle access rights. Aggregate, functions, the organization uses to ensure that the tables, statistics, information is data is available view, procedure and managed securely according to queue and the appropriately and the the access schemas objects data is kept available authorization. found in SQL server. Numeric, date and Data specification is SQL server has time, string, character greatly important different categories of and byte, and spatial since it ensures that data to ensure that all types are data type data is easily data stored in the used in MySQL retrieved. Oracle system are specified. server database utilizes different Date and time data, management system datatype to ensure integer data, and secure. Data type 6 DATABASE MANAGEMENT SYSTEM APPLICATIONS to ensure that the that they their data is monetary data, binary available data is well specified. character data and superficially Character, date and strings are the most identified for faster time, LOB, ROWID utilized datatype in and secure retrieval and UROWID and SQL server in from the system or numeric are the into the system. datatype used in 7 oracle database system. Conclusion It is exceedingly important to select the most appropriate database management system that suits the organization operations. Although there are different similarities between these systems, there are different features as well that makes them unique and suitable for different operation (McClure, W. B., Beamer, G. A., & Croft, I. V. J. J. 2005) Security of the system is the first consideration that should be necessarily considered while selecting the database management system. DATABASE MANAGEMENT SYSTEM APPLICATIONS References McClure, W. B., Beamer, G. A., & Croft, I. V. J. J. (2005). Professional ADO.NET 2: Programming with SQL Server 2005, Oracle, and MySQL. Hoboken: John Wiley & Sons. Jones, A., Stephens, R. K., & Plew, R. R. (2005). SQL Functions Programmer's Reference. Hoboken: John Wiley & Sons. 8