---
title: "Data Conversion"
canonical: "https://wiki.yellowfinbi.com/space/USER71/2032359/Data%20Conversion"
format: markdown
---
> Macro (anchor)



## Overview

For text fields this lets you convert a text field such as a blob into a geometry type field. This is used where a data base does not natively support GIS columns but the data exists. Yellowfin will convert the text to enable use for GIS visualisation.  
 > Macro (inline-media-image)



> See [GIS Maps](https://yellowfin.atlassian.net/wiki/spaces/USER71/pages/2031656) for more information on how to use the WKT Geometry Converter.