Ordenar Palabras Relational DatabaseVersión en línea Key vocabulary for relational database por Monica Nash 1 How do relational databases store data ? on Relational tables store database data multiple related 2 What are tables in a spreadsheet? horizontal and tables columns In are applications vertical rows spreadsheet 3 What terms are used for database tables? tables and fields have records Database 4 Why are rows called records in a database? together all row information are the records belongs because on a Rows called 5 Why are columns called fields in a database? of called Columns each kind information has because the fields are same field . . 6 What is the purpose of the primary key field? unique a purpose to of is primary The give field identifier each the record 7 Why would you use an employee ID# as a primary key rather than the employee name? may ID unique have though Even Employee same name , the each is two employees . , . 8 What is a foreign key? looks another that the A of field primary similar table in to relational table key database a in field the 9 How does a relational database create relationships? a the number in to correspond field number having key a By foreign in key the field primary 10 What is an example of a one-to-many relationship in the relational database pictured? person can number have many person can only phone belong though , Even one numbers each each to phone . , .
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