Data Transformation Engine Intelligent Business Integration Reference Guide

Chapter 2 - Integration Maps Anatomy of a Mercator Map
Intelligent Business Integration Reference Guide
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Input and Output Cards
Each input and output is represented in a separate map card. The data structure
for each of the inputs and outputs is represented in the form of a type tree
created using the Type Designer.
Input cards 1 and 2
Output card 1
Transformation, Routing, and Business Logic Rules
Type trees are completely interchangeable between inputs and outputs, and the
same type tree can be reused multiple times for as many different maps as
required. After the output card(s) for a map has been associated with a type in a
type tree in the Map Designer, a rule cell for each object within the output card
object is available. It is in these cells that rules are constructed, defining how the
output data will be built. The components of map rules are color-coded to assist in
reading them. The following is an example of a map rule: