<name>email_id</name>
<table>civicrm_email</table>
<key>id</key>
- <onDelete>CASCADE</onDelete>
+ <onDelete>SET NULL</onDelete>
</foreignKey>
<field>
<name>phone_id</name>
<name>phone_id</name>
<table>civicrm_phone</table>
<key>id</key>
- <onDelete>CASCADE</onDelete>
+ <onDelete>SET NULL</onDelete>
</foreignKey>
</table>