using macro in Editing control settings of a filed in a custom table

Hi Guys; I have a custom table and I wanna use Custom table input/edit web part for data entry. I have a query in "Editing control settings" part of a field and I have to use Macro in this query. how to use the Macro of a where part of this query ? SELECT AccountId, Name FROM Custom_Account WHERE (base_IssueCode = '{%IssueCode%#}')

Thank you in advance Sonia