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
+jiaoqsh--stocks-event/validation/index.duckdb filter=lfs diff=lfs merge=lfs -text

jiaoqsh--stocks-event/validation/index.duckdb

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2f8ea6853bca5aadeeb4309be41a43fc1220fb25aeb5f598caab407ff951b7a7
+size 1323008