From 1f06997d047a8032cd306bcbf96f18428ccbddc2 Mon Sep 17 00:00:00 2001
From: PSeitz <PSeitz@users.noreply.github.com>
Date: Thu, 27 Apr 2023 15:30:19 +0800
Subject: [PATCH] fix single collector special case (#2014)

---
 src/aggregation/segment_agg_result.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/aggregation/segment_agg_result.rs b/src/aggregation/segment_agg_result.rs
index 1353c56c6..288e3f56c 100644
--- a/src/aggregation/segment_agg_result.rs
+++ b/src/aggregation/segment_agg_result.rs
@@ -64,7 +64,7 @@ pub(crate) fn build_segment_agg_collector(
     req: &AggregationsWithAccessor,
 ) -> crate::Result<Box<dyn SegmentAggregationCollector>> {
     // Single collector special case
-    if req.aggs.is_empty() && req.aggs.len() == 1 {
+    if req.aggs.len() == 1 {
         let req = &req.aggs.values[0];
         let accessor_idx = 0;
         return build_single_agg_segment_collector(req, accessor_idx);