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What is a data mapping document?

Posted on by Arif Clayton

What is a data mapping document?

Data mapping is the process of matching fields from one database to another. It’s the first step to facilitate data migration, data integration, and other data management tasks. Data now comes from many sources, and each source can define similar data points in different ways.

How do I create a data mapping template?

Procedure

  1. Click File > New > Data Mapping Template.
  2. Select the template folder under which you want to create the new data mapping template and click Next.
  3. Select the data mapping table with which you want to associate the new data mapping template and click Next.

How do I create a mapped document?

Procedure

  1. In the Create pane, click Extension Mapping Document.
  2. Enter the name, description, and type of the extension mapping document. You can also select labels and terms to assign to the extension mapping document.
  3. Click Save, and then select Save and Edit Details.

How do you document ETL mapping?

What should an ETL mapping document include:

  1. Mapping indicator(Values A:ADD, D:Delete,C:Change)
  2. Change description (Used to indicate mapping changes)
  3. Key Indicator( Indicates whether the field is Primary key or not)
  4. Source Table/File Name.
  5. Source Field Name.
  6. Source Field Data Type.
  7. Source Field Length.

What are the 4 types of map data?

Types of Maps

  • General Reference (sometimes called planimetric maps)
  • Topographic Maps.
  • Thematic.
  • Navigation Charts.
  • Cadastral Maps and Plans.

What are the example of mapping?

An example of mapping is creating a map to get to your house. An example of mapping is identifying which cell on one spreadsheet contains the same information as the cell on another speadsheet.

How do I map data in Excel?

Create a Map chart with Data Types

  1. Map charts have gotten even easier with geography data types.
  2. Now it’s time to create a map chart, so select any cell within the data range, then go to the Insert tab > Charts > Maps > Filled Map.
  3. If the preview looks good, then press OK.

What is data mapping GDPR?

Data Mapping under the GDPR RoPAs include process activity information, such as the purpose of processing, legal basis, consent status, cross-border transfers, DPIA status and more. Data mapping helps organizations comply with GDPR by collecting and maintaining a list of data processing activities across the business.

What is an ETL mapping document?

A document that contains the mapping of source system fields to the fields of a target system. In a data warehouse, this will typically be a mapping from either source files or database tables to the respective tables in your target data warehouse / data mart. The STTM document is the blueprint of your ETL solution.

What is data mapping in ETL?

Data mapping is the process of extracting data fields from one or multiple source files and matching them to their related target fields in the destination. The initial step of any data process, including ETL, is data mapping.

What are the 7 types of maps?

Terms in this set (7)

  • Thematic Map. a map that gives general information about a particular theme, or topic.
  • Satellite Map. an image created from information gathered by instruments on board a satellite in space.
  • Physical Map.
  • Political Map.
  • Road Map.
  • Topographic Map.
  • Architectural Map.

What does a mapping document contain?

Map documents contain display properties of the geographic information that you work with in the map-such as the properties and definitions of your map layers, data frames, and the map layout for printing-plus any optional customizations and macros that you add to your map.

What is ETL mapping document?

The ETL mapping document contains the source,target and business rules information’s, this document will be the most important document for the ETL developer to design and develop the ETL jobs. You can add more fields based on your requirement.

What is data mapping software?

The data mapping software usually works as a converter . The main purpose behind the mapping software is that it converts the data into electronic data interchange file format. So the incoming data can be matched with the existing data. The Software for mapping data usually transforms information between systems in an efficient way.