Overview

If you have loaded data into an ERD and need want to change the data type of or any of the attributesattribute data types, first roll back the data in the table. To reimport the data or import different data, use an analysis model; see Analysis Models for Batch Processing Data. 

Rolling Back Data in an ERD

The following instructions explain how to roll back all the data in a table, so that you can change an attribute's data type.

Video

Instructions

1. Open the properties of the table you want to clear.
   For example, in the ERD, click on the table.
2. In the table properties toolbar, click 

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    to open the menu.
3. Select 

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   . PhixFlow opens a window listing all the recordsets.
4. Right-click on the first run that you want to roll back and select 

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    Recordset.
5. PhixFlow opens the Rollback window. 
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   • Select Rollback all data.
   • Untick Keep Old StreamsetsRecordsets
     
     
6. If you are sure you want to clear all data, click Confirm.

Reimport or Add More Data

To import data to PhixFlow, create an analysis model. Add a file collector to import data into a table.:

1. In your application Home page, click Analysis.
2. Click 

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   . PhixFlow guides you through the process of creating and naming an analysis model.
3. In the model toolbar, click 

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    to list the tables in your application.
4. Drag a table onto the canvas.
5. Mouse-over the table to display the popup toolbar. Click 

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   .
6. PhixFlow add adds a 

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    to the model.
7. Mouse-over the file collector to display the popup toolbar. Click 

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   .
8. PhixFlow opens file browser window. Navigate to your file and click Open then 

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   .
9. Mouse-over the table again and select 

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   _run_analysis _run_analysis nopanel true

   .
10. PhixFlow runs the analysis model to load the file into the table. Check that the data has loaded correctly; see Viewing Data in a Table.