diff --git a/source/dnode/vnode/src/tsdb/dev/inc/tsdbFSet.h b/source/dnode/vnode/src/tsdb/dev/inc/tsdbFSet.h
index 40c3de2e1d7f90394a76fda5e5f1f1bd7eb6bf62..f32691ac6dd13e99f4d047eeff0f57cf75ea985e 100644
--- a/source/dnode/vnode/src/tsdb/dev/inc/tsdbFSet.h
+++ b/source/dnode/vnode/src/tsdb/dev/inc/tsdbFSet.h
@@ -58,9 +58,9 @@ typedef struct SSttLvl {
 } SSttLvl;
 
 struct STFileSet {
-  int32_t fid;
-  STFile *farr[TSDB_FTYPE_MAX];  // file array
-  SRBTree lvlTree;               // level tree of .stt
+  int32_t    fid;
+  STFileObj *farr[TSDB_FTYPE_MAX];  // file array
+  SRBTree    lvlTree;               // level tree of .stt
 };
 
 #ifdef __cplusplus
diff --git a/source/dnode/vnode/src/tsdb/dev/inc/tsdbFile.h b/source/dnode/vnode/src/tsdb/dev/inc/tsdbFile.h
index 64b7b0b2aebde93a0618c5e602905d750864b03c..7fa35309a0ca0b10c068c0e565c1c8f21666f2a0 100644
--- a/source/dnode/vnode/src/tsdb/dev/inc/tsdbFile.h
+++ b/source/dnode/vnode/src/tsdb/dev/inc/tsdbFile.h
@@ -22,7 +22,8 @@
 extern "C" {
 #endif
 
-typedef struct STFile STFile;
+typedef struct STFile    STFile;
+typedef struct STFileObj STFileObj;
 
 typedef enum {
   TSDB_FTYPE_HEAD = 0,                   // .head
diff --git a/source/dnode/vnode/src/tsdb/dev/tsdbFSet.c b/source/dnode/vnode/src/tsdb/dev/tsdbFSet.c
index fb904072b035e5e851f65c37b9953292086c8b8d..ac3d8fafc368d6290dd30fd6ac39be506d7fc003 100644
--- a/source/dnode/vnode/src/tsdb/dev/tsdbFSet.c
+++ b/source/dnode/vnode/src/tsdb/dev/tsdbFSet.c
@@ -50,7 +50,7 @@ static int32_t add_file(STFileSet *fset, STFile *f) {
     // lvl->nstt++;
     // lvl->fstt = f;
   } else {
-    fset->farr[f->type] = f;
+    // fset->farr[f->type] = f;
   }
 
   return 0;
@@ -69,8 +69,8 @@ int32_t tsdbFileSetToJson(const STFileSet *fset, cJSON *json) {
       continue;
     }
 
-    code = tsdbTFileToJson(fset->farr[ftype], json);
-    if (code) return code;
+    // code = tsdbTFileToJson(fset->farr[ftype], json);
+    // if (code) return code;
   }
 
   // each level
@@ -103,8 +103,8 @@ int32_t tsdbFileSetFromJson(const cJSON *json, STFileSet *fset) {
   }
 
   for (int32_t ftype = TSDB_FTYPE_MIN; ftype < TSDB_FTYPE_MAX; ++ftype) {
-    int32_t code = tsdbTFileFromJson(json, ftype, &fset->farr[ftype]);
-    if (code) return code;
+    // int32_t code = tsdbTFileFromJson(json, ftype, &fset->farr[ftype]->f);
+    // if (code) return code;
   }
 
   // each level
@@ -131,11 +131,11 @@ int32_t tsdbFSetEdit(STFileSet *fset, const STFileOp *op) {
 
   if (op->oState.size == 0) {
     // create
-    STFile *f;
-    code = tsdbTFileCreate(&op->nState, &f);
-    if (code) return code;
+    // STFile *f;
+    // code = tsdbTFileCreate(&op->nState, &f);
+    // if (code) return code;
 
-    add_file(fset, f);
+    // add_file(fset, f);
   } else if (op->nState.size == 0) {
     // delete
   } else {