cpoerschke commented on a change in pull request #35:
URL: https://github.com/apache/solr/pull/35#discussion_r599576273
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File path:
solr/core/src/java/org/apache/solr/search/grouping/distributed/responseprocessor/StoredFieldsShardResponseProcessor.java
##########
@@ -38,6 +38,10 @@ public void process(ResponseBuilder rb, ShardRequest
shardRequest) {
SolrDocumentList docs =
(SolrDocumentList)srsp.getSolrResponse().getResponse().get("response");
String uniqueIdFieldName =
rb.req.getSchema().getUniqueKeyField().getName();
+ if (rb.rsp.getReturnFields().getFieldRenames().get(uniqueIdFieldName) !=
null) {
+ // if id was renamed we need to use the new name
+ uniqueIdFieldName =
rb.rsp.getReturnFields().getFieldRenames().get(uniqueIdFieldName);
+ }
Review comment:
observation: for non-grouped queries the query component already has
similar logic e.g.
https://github.com/apache/lucene-solr/blob/releases/lucene-solr/8.8.1/solr/core/src/java/org/apache/solr/handler/component/QueryComponent.java#L1187-L1190
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