</foreignKey>
<field>
<name>group_type</name>
- <type>enum</type>
- <values>Include, Exclude, Base</values>
+ <type>varchar</type>
+ <length>8</length>
<comment>Are the members of the group included or excluded?.</comment>
+ <pseudoconstant>
+ <callback>CRM_Core_SelectValues::getMailingGroupTypes</callback>
+ </pseudoconstant>
+ <html>
+ <type>Select</type>
+ </html>
</field>
<field>
<name>entity_table</name>