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https://issues.apache.org/jira/browse/SOLR-8858?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15358618#comment-15358618
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ASF GitHub Bot commented on SOLR-8858:
--------------------------------------
Github user shalinmangar commented on a diff in the pull request:
https://github.com/apache/lucene-solr/pull/47#discussion_r69263675
--- Diff:
solr/core/src/java/org/apache/solr/handler/component/QueryComponent.java ---
@@ -910,8 +910,12 @@ protected void createMainQuery(ResponseBuilder rb) {
additionalAdded = addFL(additionalFL, "score", additionalAdded);
}
} else {
- // reset so that only unique key is requested in shard requests
- sreq.params.set(CommonParams.FL,
rb.req.getSchema().getUniqueKeyField().getName());
+ if (rb.req.getSearcher().enableLazyFieldLoading) {
+ // reset so that only unique key is requested in shard requests
+ sreq.params.set(CommonParams.FL,
rb.req.getSchema().getUniqueKeyField().getName());
+ } else {
+ sreq.params.set(CommonParams.FL, "*");
--- End diff --
I don't understand this change. Why should QueryComponent know about
whether lazy loading is enabled or not?
> SolrIndexSearcher#doc() Completely Ignores Field Filters Unless Lazy Field
> Loading is Enabled
> ---------------------------------------------------------------------------------------------
>
> Key: SOLR-8858
> URL: https://issues.apache.org/jira/browse/SOLR-8858
> Project: Solr
> Issue Type: Bug
> Affects Versions: 4.6, 4.10, 5.5
> Reporter: Caleb Rackliffe
> Labels: easyfix
>
> If {{enableLazyFieldLoading=false}}, a perfectly valid fields filter will be
> ignored, and we'll create a {{DocumentStoredFieldVisitor}} without it.
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