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  • Committer: Paul J. Lucas
  • Date: 2014-02-25 20:08:41 UTC
  • mfrom: (11697.1.2 lp_zorba)
  • Revision ID: paul@lucasmail.org-20140225200841-4ctk71xz0b30icsp
Merge from trunk.

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Lines of Context:
test/iterplans/zorba/collections/no_copy_01.iter
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Iterator tree for main query:
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<SequentialIterator>
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  <ApplyIterator>
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    <ZorbaCreateCollectionIterator>
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      <SingletonIterator value="xs:QName(http://www.w3.org/2005/xquery-local-functions,local,bar)"/>
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    </ZorbaCreateCollectionIterator>
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  </ApplyIterator>
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  <FnConcatIterator>
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    <MaterializeIterator>
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      <FLWORIterator>
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        <ForVariable name="n">
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          <ElementIterator>
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            <SingletonIterator value="xs:QName(,,a)"/>
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          </ElementIterator>
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        </ForVariable>
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        <MaterializeClause>
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          <MaterializeForVariable inputVar="n : "/>
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        </MaterializeClause>
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        <ReturnClause>
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          <IsSameNodeIterator>
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            <ForVarIterator varname="n"/>
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            <MaterializeIterator>
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              <TreatIterator type="[NodeXQType anyNode content=[XQType ANY_TYPE_KIND*]]" quant="?">
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                <ZorbaApplyInsertLastIterator is-dynamic="true" need-to-copy="true">
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                  <SingletonIterator value="xs:QName(http://www.w3.org/2005/xquery-local-functions,local,bar)"/>
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                  <ForVarIterator varname="n"/>
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                </ZorbaApplyInsertLastIterator>
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              </TreatIterator>
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            </MaterializeIterator>
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          </IsSameNodeIterator>
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        </ReturnClause>
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      </FLWORIterator>
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    </MaterializeIterator>
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    <MaterializeIterator>
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      <FLWORIterator>
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        <ForVariable name="n">
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          <ElementIterator>
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            <SingletonIterator value="xs:QName(,,a)"/>
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          </ElementIterator>
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        </ForVariable>
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        <MaterializeClause>
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          <MaterializeForVariable inputVar="n : "/>
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        </MaterializeClause>
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        <ReturnClause>
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          <IsSameNodeIterator>
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            <ForVarIterator varname="n"/>
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            <MaterializeIterator>
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              <TreatIterator type="[NodeXQType anyNode content=[XQType ANY_TYPE_KIND*]]" quant="?">
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                <ZorbaApplyInsertLastIterator is-dynamic="true">
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                  <SingletonIterator value="xs:QName(http://www.w3.org/2005/xquery-local-functions,local,bar)"/>
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                  <ForVarIterator varname="n"/>
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                </ZorbaApplyInsertLastIterator>
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              </TreatIterator>
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            </MaterializeIterator>
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          </IsSameNodeIterator>
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        </ReturnClause>
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      </FLWORIterator>
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    </MaterializeIterator>
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  </FnConcatIterator>
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</SequentialIterator>
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<iterator-tree description="main query">
 
2
  <SequentialIterator>
 
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    <ApplyIterator>
 
4
      <ZorbaCreateCollectionIterator>
 
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        <SingletonIterator value="xs:QName(http://www.w3.org/2005/xquery-local-functions,local,bar)"/>
 
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      </ZorbaCreateCollectionIterator>
 
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    </ApplyIterator>
 
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    <FnConcatIterator>
 
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      <MaterializeIterator>
 
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        <FLWORIterator>
 
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          <ForVariable name="n">
 
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            <ElementIterator>
 
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              <SingletonIterator value="xs:QName(,,a)"/>
 
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            </ElementIterator>
 
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          </ForVariable>
 
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          <MaterializeClause>
 
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            <MaterializeForVariable inputVar="n : "/>
 
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          </MaterializeClause>
 
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          <ReturnClause>
 
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            <IsSameNodeIterator>
 
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              <ForVarIterator varname="n"/>
 
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              <MaterializeIterator>
 
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                <TreatIterator type="[NodeXQType anyNode content=[XQType ANY_TYPE_KIND*]]" quant="?">
 
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                  <ZorbaApplyInsertLastIterator is-dynamic="true" need-to-copy="true">
 
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                    <SingletonIterator value="xs:QName(http://www.w3.org/2005/xquery-local-functions,local,bar)"/>
 
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                    <ForVarIterator varname="n"/>
 
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                  </ZorbaApplyInsertLastIterator>
 
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                </TreatIterator>
 
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              </MaterializeIterator>
 
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            </IsSameNodeIterator>
 
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          </ReturnClause>
 
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        </FLWORIterator>
 
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      </MaterializeIterator>
 
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      <MaterializeIterator>
 
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        <FLWORIterator>
 
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          <ForVariable name="n">
 
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            <ElementIterator>
 
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              <SingletonIterator value="xs:QName(,,a)"/>
 
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            </ElementIterator>
 
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          </ForVariable>
 
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          <MaterializeClause>
 
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            <MaterializeForVariable inputVar="n : "/>
 
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          </MaterializeClause>
 
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          <ReturnClause>
 
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            <IsSameNodeIterator>
 
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              <ForVarIterator varname="n"/>
 
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              <MaterializeIterator>
 
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                <TreatIterator type="[NodeXQType anyNode content=[XQType ANY_TYPE_KIND*]]" quant="?">
 
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                  <ZorbaApplyInsertLastIterator is-dynamic="true">
 
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                    <SingletonIterator value="xs:QName(http://www.w3.org/2005/xquery-local-functions,local,bar)"/>
 
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                    <ForVarIterator varname="n"/>
 
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                  </ZorbaApplyInsertLastIterator>
 
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                </TreatIterator>
 
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              </MaterializeIterator>
 
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            </IsSameNodeIterator>
 
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          </ReturnClause>
 
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        </FLWORIterator>
 
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      </MaterializeIterator>
 
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    </FnConcatIterator>
 
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  </SequentialIterator>
 
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</iterator-tree>