Database

Database

1. drawback - traditional methods

2. the important

3. Database Management System (DBMS)

4. Software

   • MySQL
   • Oracle

5. SQL

   • keys
     • primary keys
     • composite key
     • foreign key
   • select
   • delete
   • insert
   • modify
   • where
   • like
   • join
     • natural join
     • left join
     • righ join

6. model

   • network
   • Hierarchical
   • Relational
   • Entity- Relationship
   • Object oriented

Imagens e arquivos do mapa