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https://issues.apache.org/jira/browse/OAK-2517?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chetan Mehrotra updated OAK-2517:
---------------------------------
Attachment: OAK-2517.patch
Patch implementing the above approach. Here it is assumed that a
PropertyRestriction mean following
{code}
static boolean propertyNotNullRestriction(PropertyRestriction pr) {
return pr.first == null && pr.last == null && !pr.lastIncluding &&
!pr.firstIncluding;
}
static boolean propertyIsNullRestriction(PropertyRestriction pr) {
return pr.first == null && pr.last == null && pr.lastIncluding &&
pr.firstIncluding;
}
{code}
> Support IS NULL based property restrictions in LucenePropertyIndex
> ------------------------------------------------------------------
>
> Key: OAK-2517
> URL: https://issues.apache.org/jira/browse/OAK-2517
> Project: Jackrabbit Oak
> Issue Type: New Feature
> Components: oak-lucene
> Reporter: Chetan Mehrotra
> Assignee: Chetan Mehrotra
> Fix For: 1.2, 1.0.12
>
> Attachments: OAK-2517.patch
>
>
> Currently queries involving IS NULL perform slow with Lucene as they are
> implemented as a filter. Instead such restriction should be evaluated via
> index itself
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