[SOLR-11190] GraphQuery not working for string fields that has only docValues

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 6.6
• Fix Version/s: 7.1, 8.0
• Component/s: query parsers
• Assignee: Karthik Ramachandran
• Reporter: Karthik Ramachandran
• Created: 03/Aug/17 17:03
• Updated: 21/Nov/19 00:42
• Resolved: 09/Aug/17 19:48

Description

Graph traversal is not working if string field has only docValues since the construction of leaf or parent node queries uses only TermQuery.

managed-schema

<schema name="graph" version="1.6">
    <field name="_version_" type="long" indexed="false" stored="false" docValues="true" />
    <field name="id" type="string" indexed="false" stored="false" docValues="true" />
    <field name="parentid" type="string" indexed="false" stored="false" docValues="true" />
    <field name="name" type="string" indexed="false" stored="false" docValues="true" />

    <uniqueKey>id</uniqueKey>

    <fieldType name="string" class="solr.StrField" sortMissingLast="true" />
    <fieldType name="long" class="solr.TrieLongField" docValues="true" precisionStep="0" positionIncrementGap="0"/>
</schema>

curl -XPOST -H 'Content-Type: application/json' 'http://localhost:8983/solr/graph/update' --data-binary ' {
 "add" : { "doc" : { "id" : "1", "name" : "Root1" } },
 "add" : { "doc" : { "id" : "2", "name" : "Root2" } },
 "add" : { "doc" : { "id" : "3", "name" : "Root3" } },
 "add" : { "doc" : { "id" : "11", "parentid" : "1", "name" : "Root1 Child1" } },
 "add" : { "doc" : { "id" : "12", "parentid" : "1", "name" : "Root1 Child2" } },
 "add" : { "doc" : { "id" : "13", "parentid" : "1", "name" : "Root1 Child3" } },
 "add" : { "doc" : { "id" : "21", "parentid" : "2", "name" : "Root2 Child1" } },
 "add" : { "doc" : { "id" : "22", "parentid" : "2", "name" : "Root2 Child2" } },
 "add" : { "doc" : { "id" : "121", "parentid" : "12", "name" : "Root12 Child1" } },
 "add" : { "doc" : { "id" : "122", "parentid" : "12", "name" : "Root12 Child2" } },
 "add" : { "doc" : { "id" : "131", "parentid" : "13", "name" : "Root13 Child1" } },
 "commit" : {}
}'

http://localhost:8983/solr/graph/select?q=*:*&fq={!graph from=parentid to=id}id:1
or
http://localhost:8983/solr/graph/select?q=*:*&fq={!graph from=id to=parentid}id:122

Issue Links

• links to: GitHub Pull Request #227