
166 Part II n The Step-by-Step Guide to the TIQM Quality System
Error
■n
: Entity Types and Attributes had to be modified in order to
be acceptable.
Note For all modifications, to Entity Types or Attributes, document the
reason for the modification (poorly named, defined, business rule specifica-
tions, value sets, for other defects). See template Form P1.5.O1.F4.2 on the
book’s Web site.
Redundant
■n
: Entity Types and Attributes were defined in a model-
ing session, but they already existed in the earlier model
iterations.
P1.5.8 Create an AVERT Reuse Diagram for Information Model Objects by
projects over time. See Figure 4-15.
AVERT REUSE CHART
Project Number: P0117 Completion Date: 9 April
Project Name: Database Marketing Project Manager: Kay Black
Information Reuse by Application
(reuse over time)
Entity IPU File IPU
Attribute
IPU
Element IPU
Ent Ent% File File% Attr%Attr Elem%Elem
1. Architected: Newly defined
Objects (should go down)
58 36% 35 30% 247 40% 82 26%
97 60% 13 11% 344 55% 121 38%
A
V
E
R
T
(AVERT) metrics
2. Value: Objects Reused Without
Change (should go up)
3. Error: Objects Modified (give ...