fix

Author: JingsongLi

paimon-core/src/main/java/org/apache/paimon/table/source/VectorScanImpl.java

@@ -93,8 +93,7 @@ public Plan scan() {
         // Group vector index files by (rowRangeStart, rowRangeEnd)
         Map<Range, List<IndexFileMeta>> vectorByRange = new HashMap<>();
         for (IndexFileMeta indexFile : allIndexFiles) {
-            GlobalIndexMeta meta = indexFile.globalIndexMeta();
-            checkNotNull(meta);
+            GlobalIndexMeta meta = checkNotNull(indexFile.globalIndexMeta());
             if (meta.indexFieldId() == vectorColumn.id()) {
                 Range range = new Range(meta.rowRangeStart(), meta.rowRangeEnd());
                 vectorByRange.computeIfAbsent(range, k -> new ArrayList<>()).add(indexFile);
@@ -109,9 +108,14 @@ public Plan scan() {
             List<IndexFileMeta> scalarFiles =
                     allIndexFiles.stream()
                             .filter(
-                                    f ->
-                                            range.hasIntersection(
-                                                    checkNotNull(f.globalIndexMeta()).rowRange()))
+                                    f -> {
+                                        GlobalIndexMeta globalIndex =
+                                                checkNotNull(f.globalIndexMeta());
+                                        if (globalIndex.indexFieldId() == vectorColumn.id()) {
+                                            return false;
+                                        }
+                                        return range.hasIntersection(globalIndex.rowRange());
+                                    })
                             .collect(Collectors.toList());
             splits.add(new VectorSearchSplit(range.from, range.to, vectorFiles, scalarFiles));
         }