enable iterator for hnsw int8 (zilliztech#1328)

foxspy · web-flow · commit 8d26e3d04a74 · 2025-08-26T00:39:46.000+08:00
Signed-off-by: xianliang.li &lt;xianliang.li@zilliz.com&gt;
diff --git a/src/index/hnsw/faiss_hnsw.cc b/src/index/hnsw/faiss_hnsw.cc
@@ -1773,7 +1773,7 @@ class BaseFaissRegularIndexHNSWNode : public BaseFaissRegularIndexNode {
     bool
     is_ann_iterator_supported() const {
         if (data_format != DataFormatEnum::fp32 && data_format != DataFormatEnum::fp16 &&
-            data_format != DataFormatEnum::bf16) {
+            data_format != DataFormatEnum::bf16 && data_format != DataFormatEnum::int8) {
             return false;
         }
         return true;

Original file line number	Diff line number	Diff line change
`@@ -1773,7 +1773,7 @@ class BaseFaissRegularIndexHNSWNode : public BaseFaissRegularIndexNode {`
`1773`	`1773`	`bool`
`1774`	`1774`	`is_ann_iterator_supported() const {`
`1775`	`1775`	`if (data_format != DataFormatEnum::fp32 && data_format != DataFormatEnum::fp16 &&`
`1776`		`- data_format != DataFormatEnum::bf16) {`
	`1776`	`+ data_format != DataFormatEnum::bf16 && data_format != DataFormatEnum::int8) {`
`1777`	`1777`	`return false;`
`1778`	`1778`	`}`
`1779`	`1779`	`return true;`