2.4.1 the system database. Supachai ศักด์ิ, JI, Kanagawa and noticed the bird's nest, sini (2550:1-27) Mean that system.The database contains a number of important computer systems that are used in a business or work in other fields that are required.Need to store a lot of related information. Database in a simple meaning is associated with the data in one of the stories that bring the total in the same store to take advantage of the convenient such data. For example, a database of comic book rental shop system may contain important information in comic book rental shops doing business as data members. Information in comic book stores. Comic book rental information and other information is collected it may be useful to do business more comic book rental shops, depending on the condition and needs of the owner of the shop. For example, to take advantage of the database, such as comic book rental shops can find comic books that need to determine whether, in some members that have not yet been able to calculate the rent book, night garden books that members bring back tanu. The database format to store data in a variety of formats, each with pros and cons after vary. In this book is to bring data storage format called relational databases (Relational database), which is a data storage format that is most popular.
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