Try using executeQueryForList. Your query probably is returning more than one row.
On Sat, 19 Mar 2005 09:15:47 +0530, srividhya umashanker <[EMAIL PROTECTED]> wrote: > > > > > I have the following XML entry > > <resultMap id="result-tree1" class="java.util.HashMap"> > <result property="id" column="tree_id"/> > <result property="screenName" column="screen_name" /> > <result property="Name" column="name" /> > <result property="column_id" column="tree_id" select="getColumnDetails" > /> > </resultMap> > > <!-- Fetches the values based on the mapping --> > <select id="getTree2" resultMap="result-tree1" > parameterClass="java.util.Map" > > SELECT * > FROM tree > WHERE tree.tree_id = #id#<!-- when parameterMap is used ? has to be > used --> > </select> > > <select id="getColumnDetails" resultClass="java.util.ArrayList" > parameterClass="int"> > SELECT column_id > FROM column_details > WHERE tree_id = #value# > </select> > > Where the resultMap has one entry which is an arrayList. > > > > The java method call is > Map param = new HashMap(); > param.put("id",new Integer(90)); > > Map tree = (HashMap) sqlMap.queryForObject("getTree2",param); > > > > But it throws executeQueryForObject() returns too many rows Exception.. > > > How to go about it??