Database Analysis : Database Management System Essay

Discuss the differences between DDL and DML? What operations would you typically expect to be available in each language?

The problems and constraints for the new database will be the gathering of data that needs to be represented in the new database. At the present time Microsoft Excel spreadsheets are being used to store data on art, artists, and art locations. These spreadsheets are not always updated and accurately represented on all present workstations. The data needs to be gathered and documented before the new database can be created to insure that the new database will be accurate.

Relationships on a database establish a connection between two associated and logically related tables, that each have similar data. An example may be a table that contains names of certain students, and another table that contains the student's ID, the code of library books, and the dates on which each specific student checked out that particular library book. Without association of relationship on the relational database, the two tables would be independent figures with librarian lacking a method for associating student with his/ her item. The library, accordingly, would have to close down in a short period of time. The database connection, on the other hand, allows a connection to be drawn between the Student's table and the Student's instrument table (that represents the books that the student checks out).

Database security is a critical Domain of Computer and Information Security that deals with protection of an individual database or group of database from illegal access, injections or possible destruction. Data can be a customer's information, intellectual property, financial asset or any number of other records that can be maintained and managed on a system. Without Database security people are at risk of identity fraud, theft, destruction of property and much worse. The global costs of such security breaches runs from over a billions of dollars yearly, and the cost to individual companies can be extreme, sometimes disastrous.

The ability to store information has always been important for our survival. In the beginning, information used to be shared by word of mouth. Then, with the invention of writing, data slowly started to be stored in books kept in libraries, sorted in specific order that made them easily accessible. Finally, the invention of the computers led to the evolution of databases.

This report looks into database security then compares database security tools that can be adopted and implemented to solve database threats. The conclusions and recommendations made can enable an organization choose an effective and efficient security tool to be in order to attain utmost security of data, resources and information.

Virtual database technology makes the Internet and other data sources behave as an extension of an RDBMS system. According to some estimates, 85 % of the world 's data is outside of relational database systems. Important data is fling across web sites and database systems. These data sources organize the data sources in different ways, in the vocabulary they use, and in their data-access mechanisms. Writing applications that combine data from these sources is a complex task as heterogeneity is involved.

For many computing systems, database technologies are an essential component. They permit data to be reserved and shared electronically and the quantity of data retained in these systems continually develops at an exponential rate. As organizations upsurge their dependence on, possibly distributed, systems of information for daily business, they develop the vulnerability to security breaches even as they get efficiency and productivity advantages. However, numerous techniques like encryption and electronic signatures, are presently available for data protection whenever transmitted across the sites, an actually comprehensive tactic to protect data must also contain mechanisms to enforce access control policies centered on data contents, characteristics and subject qualifications, and other relevant appropriate information, like time. It is currently well recognized that the semantics of data has to be taken into consideration so as to stipulate effective policies of access control. Moreover, data integrity and availability techniques must be adopted that specially tailored to database systems. In this regard, for many years, the community for database security has developed various different techniques and approaches which assure data privacy, integrity, and availability. However, in spite of such advancements, the database security zone faces numerous inventive challenges. The security concern evolution, the "disintermediation" of data access, novel computing

7.3 A list of all properties whose offers have been submitted but the outcome of the offer is unknown

Due to the rapid increase in technology development, most organizations use databases as a way of recording and keeping their information. In the past, managers would record and enter data manually to the systems. However, there are some organizations that still rely in gathering information and feeding them manually to the systems while maintaining some soft copies and files that are stored according to each department.

This paper reviews about the SQL attacks, database protection system which is used between the database and web application. There are different protective measures for the different users to provide effective security of the database.

Roger K. Doost, (2002) "The need for change in the way we teach accounting information systems", Managerial Auditing Journal, Vol. 17 Iss: 5, pp.277 – 282

In today’s world, there is a growing amount of complexity when it comes to databases. With that growing complexity, an increasing amount of security concerns arise, such as: unauthorized access and SQL injection. SQL injection is used to attack data-driven applications. SQL injections can manipulate or destroy databases depending on its purpose. Due to the security breaches, measures are constantly put in place in order to prevent anymore from happening. This paper’s aim is to outline the importance of database security and the effects of a compromised database.

Database is defined as a set of related data in many tables and uses links through

This paper explores the different aspects of security as it pertains to database systems. It will provide an overview of security concerns such as access control, user authentication, reliability and data integrity, as well as how IT professionals might mitigate the risk associated with each. By examining the methodology by which attacks on database systems occur, we are able to take a comprehensive approach to prevent or limit the extent of such attacks and the impact they may have on a DBMS environment. Finally, we will review industry best-practices of the implementation of security countermeasures.