Update duckdb index files

.gitattributes

@@ -52,3 +52,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.jpg filter=lfs diff=lfs merge=lfs -text
 *.jpeg filter=lfs diff=lfs merge=lfs -text
 *.webp filter=lfs diff=lfs merge=lfs -text
+ayuan0324--ocean/train/index.duckdb filter=lfs diff=lfs merge=lfs -text

ayuan0324--ocean/train/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b67df74efba747567eb279a7417553dc330df8e4de779043406d9cbfb21c4407
+size 75247616