xml source

<?xml version="1.0" encoding="UTF-8"?>
<table>

  <column type="string"/>
  <column type="long"/>
  <column type="date"/>
    

</table>

sytlesheet

<?xml version="1.0" ?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">

  <xsl:template match="/table/column">

    <xsl:element name="{@type}">
      <xsl:value-of select="@type"/>
    </xsl:element>
	</xsl:template>
	


</xsl:stylesheet>

output

<?xml version="1.0" encoding="UTF-8"?>

  <string>string</string>
  <long>long</long>
  <date>date</date>