Understanding the Database Structure

INDX

POST

HEDR

abercrombie: ti: 733 : 17x

abercrombie: au : 700 :10x

3287: 10R :H1-wp2-wp10 : H2-wp 3:...

101:

au: Abercrombie & Fitch

ti: Tennis Made Easy

yr: 1905

HDIR

H10: in 101: “Abercrombie & Fitch Tennis Made Easy 1905”

PDIR

700: 3287