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sourcenetwork · Feb 6, 2025 · 4be111f · 4be111f
1 parent 0f3550e
commit 4be111f
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diff --git a/internal/planner/type_join.go b/internal/planner/type_join.go
@@ -474,6 +474,7 @@ type invertibleTypeJoin struct {
 	parentSide joinSide
 	childSide  joinSide
 
+	// the filter of the subnode to store in case it's replaced by an index filter
 	subFilter *mapper.Filter
 
 	secondaryFetchLimit uint

diff --git a/tests/integration/index/array_test.go b/tests/integration/index/array_test.go
@@ -167,6 +167,7 @@ func TestArrayIndex_WithFilterOnIndexedArrayUsingNone_ShouldNotUseIndex(t *testi
 			},
 			testUtils.Request{
 				Request:  makeExplainQuery(req),
+				// index is not used for _none operator as it might be even less optimal than full scan
 				Asserter: testUtils.NewExplainAsserter().WithIndexFetches(0),
 			},
 		},