The first 8 characters of the root is a folder name. I want to group by folder name. I simplified the xquery to eliminate the collateral interactions, but still receive this error.
p.s. I was able to get bindings working using quotes:
open C4;set QUERYPATH c:\dev\xq;set bindings "$date=20120507, $envir=PRD_Win"
Source scheme:
<20120507/PRD_Win.nessus>
<NessusClientData_v2>
<Policy>
<Report>
<ReportHost>
< ReportItem>
-------------------
Query: declare variable $date external;
<results>
{
for $x in //Report/ReportHost/ReportItem
let $src := fn:root($x)
return
<summary>
<source>substring(fn:name({$src}),1,8)</source>
</summary>
}</results>
Query plan:
<QueryPlan>
<VarStack>
<Var name="$date" id="0">
<Atm value="20120507" type="xs:untypedAtomic"/>
</Var>
<Var name="$envir" id="1">
<Atm value="PRD_Win" type="xs:untypedAtomic"/>
</Var>
</VarStack>
<CElem>
<QNm value="results" type="xs:QName"/>
<FLWR>
<For var="$x">
<AxisPath>
<DBNodeSeq size="28">
<DBNode name="C4" pre="0"/>
<DBNode name="C4" pre="21934"/>
<DBNode name="C4" pre="74441"/>
<DBNode name="C4" pre="121967"/>
<DBNode name="C4" pre="145433"/>
</DBNodeSeq>
<IterStep axis="descendant" test="Report"/>
<IterStep axis="child" test="ReportHost"/>
<IterStep axis="child" test="ReportItem"/>
</AxisPath>
</For>
<Let var="$src">
<FNNode name="root([node])">
<VarRef>
<Var name="$x" id="3"/>
</VarRef>
</FNNode>
</Let>
<Return>
<CElem>
<QNm value="summary" type="xs:QName"/>
<CElem>
<QNm value="source" type="xs:QName"/>
<Str value="substring(fn:name(" type="xs:string"/>
<VarRef>
<Var name="$src" id="4"/>
</VarRef>
<Str value="),1,8)" type="xs:string"/>
</CElem>
</CElem>
</Return>
</FLWR>
</CElem>
</QueryPlan>
Error: Improper use? Potential bug? Your feedback is welcome:
Contact: basex-talk@mailman.uni-konstanz.de
Version: BaseX 7.2.2 beta
Java: Oracle Corporation, 1.7.0
OS: Windows 7, amd64
Stack Trace:
java.lang.ArrayIndexOutOfBoundsException
v/r,
David Brown
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