Kisi”

// ESSAY

  1. Data model element, attribute type, ddl dml dcl
  2. Referencial integrity constraint, relational algebra

// CASE

  1. Insert update delete anomaly
  2. Functional dependency
  3. Normalisasi 1nf sampai 3nf

// notes:

ERD (Entity Relationship Diagram)

example

image.png

symbols

image.png

DATA MODEL ELEMENTS

DATA MODELS