User Guide
Introduction
Data Sources
Schema Map
Data Compare
Lookups
Calculated Columns
Dynamic Columns
Project Automation
Project Properties
Ouvvi User Settings
DSCache
Encryption
SQL Query Tool
Analysis Grouping
Incremental Sync Mode
Proxy Server
Schedule
Run Tool

Preview Data

You can preview what your data will look like via the Preview A and Preview B options in the mini-toolbar.

  • Preview applies the Data Type conversions in the Schema Map.
  • Preview A - Returns the Data from the Source including any Dynamic/Calculated Columns, Lookups and Filter Applied.
  • Preview B - Returns the Data from the Target.

Schema Map Data Preview

If you have a problem with a Data Type conversion, change the Data Type to System.String and then you can preview the Data to see what the problem is.