Hi Ken,
Not sure of your full requirements but if you are after all account names beginning with X for SSRS then here are 2 possible queries.
FetchXML
<fetch mapping='logical'>
<entity name='account'>
<attribute name='accountid'/>
<attribute name='accountnumber'/>
<attribute name='name'/>
<filter type='and'>
<condition attribute='name' operator='like' value='X%'/>
</filter>
</entity>
</fetch>
SQL
select accountid, accountnumber, name
from FilteredAccount
where name like 'X%'
Eric UNG [Senior Analyst Programmer :: Sydney, Australia]