Mapping Specification Getting Started Guide > Lesson 3: Creating a Mapping Specification > Mapping Specification Overview
  

Mapping Specification Overview

A mapping specification is an asset that describes the movement and transformation of data from a source to a target. Use a mapping specification to define business logic that populates a target table with data that you can leverage to report on the target table.

Story

HypoStores wants to develop business logic that can populate a target table with the current balance for each branch in a financial organization. You are the analyst who is responsible for developing a mapping specification that generates current balance data for active customer accounts for a set of financial products in the target table.

Objectives

In this lesson, you complete the following tasks:
  1. 1. Create a mapping specification with two sources and a target.
  2. 2. Add a simple filter to the mapping specification.
  3. 3. Add a rule to the mapping specification.
  4. 4. Load the results of the mapping specification to a target.

Prerequisites

Before you start this lesson, verify the following prerequisites:

Timing

Set aside 10 to 15 minutes to complete this lesson.