Kurzbeschreibung:

Princess Ruruna and Cain have a problem: Their fruit-selling empire is a tangle of conflicting and duplicated data, and sorting the melons from the apples and strawberries is causing real difficulties. But what can they do?Why, build a relational database of course, with the help of Tico, the magical database fairy. Follow along in the Manga Guide to Databases as Tico teaches Ruruna and Cain how to build a database to manage their kingdoms sales, merchandise, and exports. Youll learn how databases work and the meaning of terms like schemas, keys, normalization, and transactions. Together with Ruruna and Cain youll learn how to:
Extract data from a relational database using set and relational operations
Apply the entity-relationship model to accurately represent your own data
Control user permissions and use locks to prevent conflicting or duplicated data
Use SQL to update or retrieve data and create reportsYoull even explore the basics of indexing, security, disaster recovery, replication, and more.If your head spins when people say "database" or you just feel lost in a maze of numbers and data that you cant seem to control, tag along with Ruruna and Cain as they learn everything they need to know in the pages of The Manga Guide to Databases.