Feature.xml

<?xml version="1.0" encoding="UTF-8" ?> 
 
<!DOCTYPE sqlMap 
    PUBLIC "-//ibatis.apache.org//DTD SQL Map 2.0//EN" 
    "http://ibatis.apache.org/dtd/sql-map-2.dtd"> 
 

<sqlMap namespace="Feature"> 
 
  <typeAlias alias="Feature"
        type="org.gmod.schema.sequence.Feature"/>
	
  <cacheModel id="feature-cache" type ="LRU" readOnly="true"> 
      <flushInterval hours="24"/>  
	  <flushOnExecute statement="insertFeature"/>
      <flushOnExecute statement="updateFeature"/>
      <flushOnExecute statement="deleteFeature"/>
	  <flushOnExecute statement="deleteFeatureById"/>
      <property name="cache-size" value="10" /> 
  </cacheModel> 
	                 
  <parameterMap id="schema-cvlist" 
                class="Feature">
    <parameter property="schema" javaType="java.lang.String"/>
    <parameter property="featureCvTerms" javaType="java.util.List"/>
  </parameterMap> 

  <!-- resultMap templates below -->

  <resultMap id="template-basicfeature" class="Feature">       
    <result property="timeLastModified" column="timelastmodified"/>
   	<result property="featureId" column="id"/>
    <result property="uniqueName" column="uniquename"/>
    <result property="name" column="feature_name"/>
    <result property="seqLen" column="seqlen" nullValue="-1" />
	<result property="obsolete" column="obsolete" />
  </resultMap>
  
  <resultMap id="template-basicfeature-all-lazy" class="Feature" 
	         extends="template-basicfeature">
    <result property="cvTerm" column="type_id" select="getCvtermByCvTermId" />
    <result property="dbXRef" column="dbXRefId"
                              select="getDbXRefByDbXRefId" />
    <result property="featureLocsForFeatureId" column="{id=id}" 
                                               select="getFeatureLoc" />
    <result property="featureProps" column="{feature_id=id}" 
                                       select="getFeaturePropByFeatureId" />
    <result property="featureDbXRefs" column="{featureId=id}"
                                      select="getFeatureDbXRef" />
    <result property="featureRelationshipsForObjectId" column="{object_id=id}" 
                                       select="getFeatureRelationship" />  
    <result property="featureRelationshipsForSubjectId" column="{subject_id=id}" 
                                       select="getFeatureRelationship" /> 
    <result property="featureSynonyms" column="{feature.uniqueName=uniqueName}" 
                                       select="getLazyFeatureSynonymsByUniquename" />                       
    <result property="organism" column="{organismId=organismId}" 
                                select="getOrganism" />
  </resultMap>	
  
  <resultMap id="template-feature" class="Feature" 
	         extends="template-basicfeature">
	<result property="organism.organismId" column="organism_id"/>
	<result property="dbXRef" resultMap="DbXRef.select-dbxref" />
	<result property="featureProps" resultMap="FeatureProp.map-featureprop" />
   	<result property="featureRelationshipsForSubjectId" 
   	            resultMap="FeatureRelationship.map-feature-relationship-for-objectId"  /> 
    <result property="featureLoc.strand" column="strand" nullValue="0"/>
    <result property="featureLoc.fmin" column="fmin" nullValue="-1"/>
    <result property="featureLoc.fmax" column="fmax" nullValue="0"/>
    <result property="featureLoc.phase" column="phase"/>
    <result property="featureLoc.fminPartial" column="is_fmin_partial"/>
    <result property="featureLoc.fmaxPartial" column="is_fmax_partial"/>
    <result property="cvTerm.cvTermId" column="type_id"/>
	  
    <result property="featureSynonyms" column="{feature.uniqueName=uniqueName}" 
                                       select="getLazyFeatureSynonymsByUniquename" />
	<result property="featureDbXRefs" column="{featureId=id}"
                                      select="getFeatureDbXRef" />
	<result property="featurePubs" column="{featureId=id}" select="getFeaturePubsByFeature"/>  
  </resultMap>
  
  <!-- resultMap proper below -->
  
  <resultMap id="map-feature" class="Feature" 
	         groupBy="featureId" extends="template-feature">
	<result property="featureCvTerms"  column="{{uniqueName=uniquename}}"
			                           select="getFeatureCvTermsByFeature"/> 
  </resultMap>
  
  <resultMap id="map-feature-no-rank" class="Feature" 
	         groupBy="featureId" extends="template-feature">
	<result property="featureCvTerms"  column="{{uniqueName=uniquename}}"
			                           select="getFeatureCvTermsNoRankByFeature"/> 
  </resultMap>
  

  <!-- mapping for feature table and lazy loading -->  
  <resultMap id="map-feature-lazy-no-residues" class="Feature" 
	         extends="template-basicfeature-all-lazy">
	<result property="featureCvTerms"  column="{{uniqueName=uniquename}}"
			                           select="getFeatureCvTermsByFeature"/>                         
  </resultMap>	
	
  <resultMap id="map-feature-lazy" class="Feature" 
	         extends="template-basicfeature-all-lazy">
	<result property="featureCvTerms"  column="{{uniqueName=uniquename}}"
			                           select="getFeatureCvTermsByFeature"/>  
    <result property="residues" column="residues" />
  </resultMap>
  
  <resultMap id="map-feature-lazy-no-rank" class="Feature" 
	         extends="template-basicfeature-all-lazy">
	<result property="featureCvTerms"  column="{{uniqueName=uniquename}}"
			                           select="getFeatureCvTermsNoRankByFeature"/>      
    <result property="residues" column="residues" />
  </resultMap>
	
  <resultMap id="map-feature-name-lazy" class="Feature">
	 <result property="featureId" column="id"/>
	 <result property="uniqueName" column="uniquename"/>
	 <result property="cvTerm.name" column="name" />
	 <result property="featureRelationshipsForSubjectId" column="{subject_id=id}" 
                                       select="getParentFeatureRelationship" /> 
  </resultMap>  	
	
  <resultMap id="map-feature-withprop" class="Feature" 
	         groupBy="featureId" extends="template-basicfeature">
    <result property="cvTerm" column="type_id" select="getCvtermByCvTermId" />
    <result property="featureProps" resultMap="FeatureProp.map-featureprop" />
    <result property="featureDbXRefs" column="{featureId=id}"
                                      select="getFeatureDbXRef" />
	<result property="dbXRef" resultMap="DbXRef.select-dbxref" />
  </resultMap>
	
  <resultMap id="map-feature-residues" class="Feature">
    <result property="residues" column="residues"/>
   	<result property="seqLen" column="seqLen"/>
    <result property="featureLoc.fmin" column="fmin" nullValue="-1"/>
    <result property="featureLoc.fmax" column="fmax" nullValue="0"/>
	<result property="featureLoc.strand" column="strand" nullValue="0" />
	<result property="featureLoc.phase"  column="phase"  nullValue="0" />
  </resultMap>
	
	
  <resultMap id="map-similaritymatch-lazy" class="Feature" 
	         groupBy="featureId" extends="template-basicfeature">       
    <result property="cvTerm.cvTermId" column="type_id"  />
	<result property="featureLocsForFeatureId" column="{id=id}" 
                                               select="getFeatureLoc" />
	<result property="featureProps" column="{feature_id=id}" 
                                       select="getFeaturePropByFeatureId" />
	<result property="featureDbXRefs" column="{featureId=id}"
                                      select="getFeatureDbXRef" />
	<result property="dbXRef" column="dbXRefId"
                              select="getDbXRefByDbXRefId" />
    <result property="analysisFeatures" column="{feature_id=id}"
		             select="getAnalysisFeaturesByFeatureId" />                                                
  </resultMap>
	

  <resultMap id="map-clusterfeature" class="Feature" 
	         groupBy="featureId">
	<result property="featureId" column="id"/>
    <result property="uniqueName" column="cluster_name"/>       
    <result property="cvTerm.name" column="cluster_cvterm"/>
	<result property="featureProps" column="{feature_id=id}" 
                                       select="getFeaturePropByFeatureId" />
	  
	<result property="featureRelationshipsForSubjectId" 
   	            resultMap="FeatureRelationship.map-feature-relationship-for-subjectId"  />  
    <result property="analysisFeatures" resultMap="AnalysisFeature.map-analysisfeature" />                                                
  </resultMap>
	
  <resultMap id="map-feature-with-residues-result" class="Feature">
    <result property="uniqueName" column="uniquename"/>
    <result property="featureId" column="feature_id"/>
    <result property="cvTerm.cvTermId" column="type_id"/>
    <result property="cvTerm.name" column="cvterm_name"/>  
	<!--<result property="cvTerm" column="type_id" select="getCvtermByCvTermId" />-->
    <result property="organism" column="{organismId=organism_id}" 
                                select="getOrganism" />
  </resultMap>
     
  <!-- SQL --> 
  <!-- get feature -->
  <sql id="sql-feature">
      SELECT
      timelastmodified, 
      f.feature_id AS id, 
	  f.organism_id,
	  f.is_obsolete AS obsolete,
	  dbx.*,
	  db.*,
	  fr.feature_relationship_id,
      fr.object_id,
      fr.type_id AS relation_type_id,
      fr.rank,
      fr.value AS relation_value,
      fl.strand, 
      fmin, 
      fmax,
	  f.name AS feature_name,
      uniquename,
      f.type_id,
	  f.seqlen,
	  fp.featureprop_id,
      fp.type_id AS prop_type_id,
      fp.rank AS prop_rank,
      fp.value,
      fl.phase,
      fl.is_fmin_partial, 
      fl.is_fmax_partial
    FROM feature f
	LEFT JOIN featureloc fl ON ( f.feature_id  = fl.feature_id )
    LEFT JOIN feature_relationship fr ON fr.subject_id = f.feature_id
    LEFT JOIN featureprop fp          ON fp.feature_id = f.feature_id
	LEFT JOIN dbxref dbx              ON f.dbxref_id   = dbx.dbxref_id
	LEFT JOIN db                      ON dbx.db_id     = db.db_id
    WHERE
        <dynamic>
         <isGreaterThan property="featureLoc.featureBySrcFeatureId.featureId" compareValue="0"> 
           srcfeature_id=$featureLoc.featureBySrcFeatureId.featureId$
		   <isNotNull property="analysis">                        
             AND is_analysis=#analysis#
           </isNotNull>
         </isGreaterThan>
		 <isGreaterEqual property="featureLoc.fmin" compareValue="0" prepend="AND"> 
           <![CDATA[ fl.fmin >= $featureLoc.fmin$ AND fl.fmax < $featureLoc.fmax$ ]]>
         </isGreaterEqual>
         <isNotNull property="uniqueName">                        
           uniquename LIKE #uniqueName# 
         </isNotNull>
       </dynamic>
  </sql>
  
  <select id="getFeature" parameterClass="Feature" 
                          resultMap="map-feature">
    <include refid="sql-feature"/>
  </select>
  
  <select id="getFeatureNoFeatureCvTermRank" parameterClass="Feature" 
                          resultMap="map-feature-no-rank">
    <include refid="sql-feature"/>
  </select>
 
  <sql id="sql-lazy-feature">
   	SELECT
	  timelastmodified,
	  f.feature_id AS id,
	  uniquename,
	  organism_id AS organismId,
	  f.is_obsolete AS obsolete,
	  f.name AS feature_name,
	  f.type_id,
	  f.dbxref_id AS dbXRefId,
	  f.seqlen,
	  residues
	FROM feature f
	 <dynamic>
	   <isNotNull property="cvTerm.name">
	     LEFT JOIN cvterm ON f.type_id=cvterm.cvterm_id
	   </isNotNull>
	 </dynamic>

	 <dynamic prepend="WHERE">
       <isGreaterThan property="featureId" compareValue="0"> 
         f.feature_id=$featureId$
       </isGreaterThan>
          
       <isNotNull property="uniqueName" prepend="AND">                            
         <isNotNull property="featureSynonyms">
           <iterate property="featureSynonyms" conjunction="OR" open="(" close=") OR">
            f.feature_id=#featureSynonyms[].feature.featureId#
           </iterate>
         </isNotNull>
         ( uniquename LIKE #uniqueName# )            
       </isNotNull>
          
       <isGreaterThan property="cvTerm.cvTermId" compareValue="0" prepend="AND"> 
         f.type_id=$cvTerm.cvTermId$
       </isGreaterThan>
          
       <isNotNull property="cvTerm.name" prepend="AND"> 
         cvterm.name=#cvTerm.name#
       </isNotNull>
     </dynamic>
  </sql>
  
  <select id="getLazyFeature" resultMap ="map-feature-lazy" 
                              parameterClass="Feature">
    <include refid="sql-lazy-feature"/>
  </select>
  
  <select id="getLazyFeatureNoFeatureCvTermRank"
                              resultMap ="map-feature-lazy-no-rank" 
                              parameterClass="Feature">
    <include refid="sql-lazy-feature"/>
  </select>
	





  <sql id="sql-lazy-feature-exact-name">
   	SELECT
	  timelastmodified,
	  f.feature_id AS id,
	  uniquename,
	  organism_id AS organismId,
	  f.is_obsolete AS obsolete,
	  f.name AS feature_name,
	  f.type_id,
	  f.dbxref_id AS dbXRefId,
	  f.seqlen,
	  residues
	FROM feature f
	 <dynamic>
	   <isNotNull property="cvTerm.name">
	     LEFT JOIN cvterm ON f.type_id=cvterm.cvterm_id
	   </isNotNull>
	 </dynamic>
	 WHERE ( uniquename = #uniqueName# )               
     <isGreaterThan property="cvTerm.cvTermId" compareValue="0" prepend="AND"> 
        f.type_id=$cvTerm.cvTermId$
     </isGreaterThan>
     <isNotNull property="cvTerm.name" prepend="AND"> 
        cvterm.name=#cvTerm.name#
     </isNotNull>
  </sql>



  <select id="getLazyFeatureExact" resultMap ="map-feature-lazy" 
                              parameterClass="Feature">
    <include refid="sql-lazy-feature-exact-name"/>
  </select>
  
  <select id="getLazyFeatureExactNoFeatureCvTermRank"
                              resultMap ="map-feature-lazy-no-rank" 
                              parameterClass="Feature">
    <include refid="sql-lazy-feature-exact-name"/>
  </select>




  <select id="getLazyFeatureNoResiduesById" resultMap ="map-feature-lazy-no-residues" 
	  cacheModel="feature-cache">
	SELECT
	  timelastmodified,
	  f.feature_id AS id,
	  uniquename,
	  organism_id AS organismId,
	  f.is_obsolete AS obsolete,
	  f.name AS feature_name,
	  f.type_id,
	  f.dbxref_id AS dbXRefId,
	  f.seqlen
	FROM feature f
    WHERE f.feature_id=$featureId$
  </select>
    
  <select id="getFeaturesByListOfIds" resultMap ="map-feature-withprop">
	SELECT
	  timelastmodified,
	  f.feature_id AS id,
	  uniquename,
	  organism_id AS organismId,
	  f.is_obsolete AS obsolete,
	  f.name AS feature_name,
	  f.type_id,
	  f.dbxref_id AS dbXRefId,
	  f.seqlen,
	  fp.type_id AS prop_type_id, fp.rank AS prop_rank, fp.value, fp.featureprop_id,
	  dbxref.*, db.*
    FROM feature f
    LEFT JOIN featureprop fp ON fp.feature_id=f.feature_id
	LEFT JOIN dbxref ON f.dbxref_id=dbxref.dbxref_id
	LEFT JOIN db ON dbxref.db_id=db.db_id
    WHERE f.feature_id IN <iterate open="(" close=")" conjunction=","> $[]$ </iterate>
  </select>	
	

  <sql id="selectSimilarityMatch">
	SELECT 
      timelastmodified, 
      f.feature_id AS id, 
      f.uniquename,
	  f.is_obsolete AS obsolete, 
      f.type_id,
	  f.dbxref_id AS dbXRefId,
      f.name AS feature_name,
	  f.seqlen,
	  f.residues
      FROM feature f 
    <!--LEFT JOIN featureloc fl ON f.feature_id=fl.feature_id
	LEFT JOIN analysisfeature af ON f.feature_id=af.feature_id
	LEFT JOIN analysis a ON af.analysis_id=a.analysis_id-->
    WHERE f.feature_id IN
  </sql>
	
  <!-- Returns matches for all features on a given srcfeature -->
  <select id="getLazySimilarityMatches" parameterClass="java.lang.Integer" 
                             resultMap="map-similaritymatch-lazy">
	<include refid="selectSimilarityMatch"/>
        (  SELECT feature_id FROM featureloc WHERE srcfeature_id IN 
         ( SELECT feature_id  FROM featureloc WHERE srcfeature_id=$value$) )
    ORDER BY f.feature_id
  </select>

  <!-- Returns matches for a list of feature_id's -->
  <select id="getLazySimilarityMatchesByFeatureIds" parameterClass="java.util.List" 
                             resultMap="map-similaritymatch-lazy">
    <include refid="selectSimilarityMatch"/> 
      (  SELECT feature_id FROM featureloc WHERE srcfeature_id IN
        <iterate open="(" close=")" conjunction=","> $[]$ </iterate>
      )
    ORDER BY f.feature_id
  </select>

  <!-- Returns cluster/ortholog/paralog for a list of feature_id's -->
  <select id="getLazyClustersByFeatureIds" parameterClass="java.util.List" 
                             resultMap="map-clusterfeature">
	SELECT
	  f.feature_id AS id,
	  f.uniquename AS cluster_name,
	  cv_f.name AS cluster_cvterm,
	  f1.uniquename AS subject_name,
	  fr.subject_id,
	  cv_fr.name AS fr_name,
	  common_name AS subject_common_name,
	  cv_f1.name AS subject_cvterm,
	  rawscore, normscore, significance, identity, a.analysis_id,
	  a.name, description, program, programversion, algorithm, sourcename, sourceversion,sourceuri, timeexecuted     
	FROM feature f
	LEFT JOIN feature_relationship fr ON  f.feature_id=fr.object_id 
	LEFT JOIN analysisfeature af ON f.feature_id=af.feature_id
	LEFT JOIN analysis a ON af.analysis_id=a.analysis_id
	LEFT JOIN feature f1 ON f1.feature_id=subject_id 
	LEFT JOIN organism ON f1.organism_id=organism.organism_id
    LEFT JOIN cvterm AS cv_f1 ON cv_f1.cvterm_id=f1.type_id
	LEFT JOIN cvterm AS cv_fr ON cv_fr.cvterm_id=fr.type_id
	LEFT JOIN cvterm AS cv_f  ON cv_f.cvterm_id=f.type_id
	WHERE f.feature_id IN <iterate open="(" close=")" conjunction=","> #[]# </iterate>
	  AND (cv_fr.name='orthologous_to' OR cv_fr.name='paralogous_to') <!-- cv_f.name LIKE '%match%' -->
  </select>

  <select id="getSchema" resultClass="java.lang.String">
    SELECT schema_name FROM information_schema.schemata WHERE schema_name=schema_owner
         ORDER BY schema_name
  </select>

  <select id="getResidueType" parameterClass="java.lang.String" 
            resultClass="java.lang.Long">
    SELECT DISTINCT type_id FROM feature WHERE residues notnull
  </select>


  <sql id="source_feature_cvterm_names">
	  cvterm.name LIKE '%chromosome%' OR cvterm.name LIKE '%sequence%' OR 
	    cvterm.name IN ('supercontig', 'ultra_scaffold', 'golden_path_region', 'contig')
  </sql>
  <select id="getResidueFeatures" parameterClass="java.lang.Integer"
            resultMap="map-feature-with-residues-result">
	SELECT uniquename, feature_id, type_id, feature.organism_id, 
	       cvterm.name AS cvterm_name 
	FROM cvterm 
	LEFT JOIN feature ON cvterm.cvterm_id=feature.type_id 
	WHERE <isNotNull> feature.organism_id=$value$ AND </isNotNull>
	  residues notnull AND residues != '' AND
	  ( <include refid="source_feature_cvterm_names"/> ) 
	ORDER BY uniquename
  </select>

		
  <select id="getTopLevelFeatures" parameterClass="java.lang.Integer"
            resultMap="map-feature-with-residues-result">
	SELECT feature.name, uniquename, feature_id, feature.type_id, feature.organism_id, 
	       cvterm.name AS cvterm_name  
	FROM feature 
	JOIN cvterm on feature.type_id = cvterm.cvterm_id 
	JOIN featureprop using (feature_id) 
	WHERE  <isNotNull> feature.organism_id=$value$ AND </isNotNull>
	  featureprop.type_id in (
	  SELECT cvterm_id FROM cvterm JOIN cv using (cv_id) WHERE cv.name = 'genedb_misc' AND cvterm.name = 'top_level_seq' )
	  ORDER BY uniquename
  </select>
	
	
  <select id="getResidueFeaturesByOrganismCommonName" parameterClass="java.lang.String"
            resultMap="map-feature-with-residues-result">
    SELECT uniquename, feature_id, type_id, 
	       feature.organism_id
	FROM cvterm 
	LEFT JOIN feature ON cvterm.cvterm_id=feature.type_id 
	WHERE <isNotNull> organism.common_name=#value# AND </isNotNull>
	  residues notnull AND residues != '' AND
	  ( <include refid="source_feature_cvterm_names"/> ) 
	ORDER BY uniquename
  </select>
  
		
  <select id="getResiduesByUniqueName" parameterClass="java.lang.String"
            resultMap="map-feature-residues">
	SELECT substr(residues, fl.fmin+1, fl.fmax-fl.fmin) AS residues, 
	       length(residues) AS seqLen, fl.fmin, fl.fmax, fl.strand, fl.phase
	FROM featureloc fl 
	LEFT JOIN feature f ON fl.srcfeature_id=f.feature_id 
	WHERE fl.feature_id=(SELECT feature_id FROM feature WHERE uniquename=#value#);
  </select>


  <select id="currval" resultClass="java.lang.Integer" 
            parameterClass="java.lang.String">
    SELECT currval('$value$')
  </select>


  <!--  WRITE BACK METHODS  -->
    
  <!--  UPDATE  -->
  <update id="updateFeature"
          parameterClass="Feature">
    UPDATE feature
    SET uniquename=#uniqueName#, is_obsolete=#obsolete#
	  <isNotEqual property="name" compareValue="0">  , name=#name# </isNotEqual>
      <isNotNull property="cvTerm.cvTermId">  , type_id=$cvTerm.cvTermId$ </isNotNull>
      <isNotNull property="timeLastModified"> , timelastmodified=#timeLastModified# </isNotNull>
    WHERE feature_id=$featureId$
  </update>
   
  <update id="updateFeatureResidues"
          parameterClass="uk.ac.sanger.artemis.chado.FeatureForUpdatingResidues">
    UPDATE feature SET 
      residues=substring(residues from 1 for $startBase$) || 
      <dynamic>
        <isNotNull property="newSubSequence"> #newSubSequence# || </isNotNull>
      </dynamic>
      substring(residues from $endBase$ for $basesToEnd$),
      seqlen=$seqLen$
    WHERE 
     <isNotEqual property="featureId" compareValue="-1">feature_id=$featureId$</isNotEqual>
     <isEqual property="featureId" compareValue="-1">
        feature_id=(SELECT feature_id FROM feature WHERE uniquename=#uniqueName#)
     </isEqual>
  </update>
    
  <!--  INSERT  -->
  <insert id="insertFeature" 
          parameterClass="Feature">
    INSERT INTO feature 
      ( feature_id, organism_id, name, uniquename, type_id
        <isGreaterThan property="seqLen" compareValue="0"> , seqlen </isGreaterThan>
        <isNotNull property="residues"> , residues </isNotNull>
        <isNotNull property="dbXRef.dbXRefId"> , dbxref_id </isNotNull> )
    VALUES
      ( nextval('feature_feature_id_seq'),
        $organism.organismId$,
        #name#,
        #uniqueName#,
        $cvTerm.cvTermId$
        <isGreaterThan property="seqLen" compareValue="0"> , $seqLen$ </isGreaterThan>
        <isNotNull property="residues"> , #residues# </isNotNull>
        <isNotNull property="dbXRef.dbXRefId"> , $dbXRef.dbXRefId$ </isNotNull> )
  </insert>
   
  <!--
   <update id="updateRegionSequence"
            parameterClass="Feature">
            UPDATE feature SET 
            residues=substring(residues from 1 for $featureLoc.fmin$) || 
                     #residues,jdbcType=text# ||
                     substring(residues from $featureLoc.fmin$ for 
                               (seqLen + $seqLen$)),
            seqlen=(seqLen+$seqLen$)
            WHERE feature_id=$featureLoc.featureBySrcFeatureId.featureId$
   </update>
  -->
   
  <!--  DELETE  -->
  <delete id="deleteFeature" 
          parameterClass="Feature">
    DELETE FROM feature
    WHERE uniquename=#uniqueName# AND type_id=$cvTerm.cvTermId$
  </delete>
   
  <delete id="deleteFeatureById" 
          parameterClass="Feature">
    DELETE FROM feature
    WHERE feature_id=$featureId$
  </delete>
</sqlMap>