puoi usare lo scriptet
<%
String itemCode = request.getParamenter("item_code");
%>
<sql: query var="result">
select item__stock_count from inventory
where item_code="${itemCode}"
</sql:query>
puoi usare lo scriptet
<%
String itemCode = request.getParamenter("item_code");
%>
<sql: query var="result">
select item__stock_count from inventory
where item_code="${itemCode}"
</sql:query>