Making a statement. Metadata as fields in a record color = red price = $24,500 doors = 2 make = Ford...

Making a statement

Metadata as fields in a record

color = red

price = $24,500

doors = 2

make = Ford

model = Mustang

Statementcolor = red

Statements

color red

price $24,500

doors 2

make Ford

model Mustang

3-parts (or “a triple”)

subject

*predicate

verb* object

my car color** red

** “has color”

3-parts (or “a triple”)

subject

*predicate

verb* object

color** red

** “has color”

The subject of the statement

The data element

data

Exercise: Making statements

This is a dog named Dewey.Dewey is a golden retriever.Dewey is 8 years old.Dewey weights 42 kilos (!)

Statements

(has) breed

(has) weight

(has) nameDewey

Golden retriever

42 kilos

(has) age8 years

The graph

(has) nameDewey

Golden retriever

42 kilos

(has) breed

(has) weight

8 years

(has) age

Exercise: Making statements in graphs

• This is a dog named Dewey.• Dewey is a golden retriever.• Dewey is 8 years old.• Dewey weights 90 pounds (!)

• Dewey lives in Berkeley.• Berkeley is in California.• Berkeley is the home of the

University of California

Dewey

G Retrieve

8 years

42 kilos

weight

age

breed

name

Dewey

G Retrieve

8 years

42 kilos

weight

age

breed

name

Berkeley

lives in

Dewey

G Retrieve

8 years

42 kilos

weight

age

breed

name

Berkeley

lives in

California

located in

Dewey

G Retrieve

8 years

42 kilos

weight

age

breed

name

Berkeley

lives in

California

located in

U of C

located in