'Relation schema relation' presentation slideshows

From E/R Diagrams to Relations

From E/R Diagrams to Relations. The Relational Data Model. Database Model (E/R). Relational Schema. Physical storage. Complex file organization and index structures. Diagrams (E/R). Tables: row names: attributes rows: tuples. Terminology. Attribute names.

292 views • 28 slides

Announcement

Announcement. Recitation time Before midterm: 6-7pm, by Earl Wagner After midterm: 5-6pm, by Yi Qiao Newsgroup safe to subscribe Will not cause you to added to the CS mailing list Send all course related questions there for timely response (unless privacy needed). The Relational Data Model.

350 views • 24 slides

Terminology

Terminology. Attribute names. Product. Name Price Category Manufacturer gizmo $19.99 gadgets GizmoWorks Power gizmo $29.99 gadgets GizmoWorks SingleTouch $149.99 photography Canon

235 views • 23 slides

Database Management Systems Chapter 3 The Relational Data Model (I)

Database Management Systems Chapter 3 The Relational Data Model (I). Instructor: Li Ma Department of Computer Science Texas Southern University, Houston. September, 2006. The Relational Data Model. Tables Schemas Conversion from E/R to Relations. Attributes (column headers). Tuples

405 views • 22 slides

Data Models Example: A relation is a table.

580 views • 15 slides

The Relational Data Model

The Relational Data Model. Database Model (ODL, E/R). Relational Schema. Physical storage. Complex file organization and index structures. ODL definitions Diagrams (E/R). Tables: row names: attributes rows: tuples. Terminology. Attribute names.

275 views • 14 slides