diff --git a/source/libs/index/src/index_tfile.c b/source/libs/index/src/index_tfile.c
index 7fd949738a..39100edd8b 100644
--- a/source/libs/index/src/index_tfile.c
+++ b/source/libs/index/src/index_tfile.c
@@ -31,112 +31,21 @@ typedef struct TFileValue {
   int32_t offset;
 } TFileValue;
 
+static int  tfileValueCompare(const void* a, const void* b, const void* param);
+static void tfileSerialTableIdsToBuf(char* buf, SArray* tableIds);
+
+static int tfileWriteFstOffset(TFileWriter* tw, int32_t offset);
+static int tfileWriteHeader(TFileWriter* writer);
+static int tfileWriteData(TFileWriter* write, TFileValue* tval);
+
+static int tfileReadLoadHeader(TFileReader* reader);
+
+static int  tfileGetFileList(const char* path, SArray* result);
+static void tfileDestroyFileName(void* elem);
+static int  tfileCompare(const void* a, const void* b);
+static int  tfileParseFileName(const char* filename, uint64_t* suid, int* colId, int* version);
+static void tfileSerialCacheKey(TFileCacheKey* key, char* buf);
 // static tfileGetCompareFunc(uint8_t byte) {}
-static int tfileValueCompare(const void* a, const void* b, const void* param) {
-  __compar_fn_t fn = *(__compar_fn_t*)param;
-
-  TFileValue* av = (TFileValue*)a;
-  TFileValue* bv = (TFileValue*)b;
-
-  return fn(av->colVal, bv->colVal);
-}
-static void tfileSerialTableIdsToBuf(char* buf, SArray* tableIds) {
-  int tbSz = taosArrayGetSize(tableIds);
-  SERIALIZE_VAR_TO_BUF(buf, tbSz, int32_t);
-  for (size_t i = 0; i < tbSz; i++) {
-    uint64_t* v = taosArrayGet(tableIds, i);
-    SERIALIZE_VAR_TO_BUF(buf, *v, uint64_t);
-  }
-}
-
-static FORCE_INLINE int tfileWriteFstOffset(TFileWriter* tw, int32_t offset) {
-  int32_t fstOffset = offset + sizeof(tw->header.fstOffset);
-  tw->header.fstOffset = fstOffset;
-  if (sizeof(fstOffset) != tw->ctx->write(tw->ctx, (char*)&fstOffset, sizeof(fstOffset))) { return -1; }
-  return 0;
-}
-static FORCE_INLINE int tfileWriteHeader(TFileWriter* writer) {
-  char  buf[TFILE_HEADER_NO_FST] = {0};
-  char* p = buf;
-
-  TFileHeader* header = &writer->header;
-  memcpy(buf, (char*)header, sizeof(buf));
-
-  int nwrite = writer->ctx->write(writer->ctx, buf, sizeof(buf));
-  if (sizeof(buf) != nwrite) { return -1; }
-  writer->offset = nwrite;
-  return 0;
-}
-static int tfileWriteData(TFileWriter* write, TFileValue* tval) {
-  TFileHeader* header = &write->header;
-  uint8_t      colType = header->colType;
-  if (colType == TSDB_DATA_TYPE_BINARY || colType == TSDB_DATA_TYPE_NCHAR) {
-    FstSlice key = fstSliceCreate((uint8_t*)(tval->colVal), (size_t)strlen(tval->colVal));
-    if (fstBuilderInsert(write->fb, key, tval->offset)) {
-      fstSliceDestroy(&key);
-      return 0;
-    }
-    fstSliceDestroy(&key);
-    return -1;
-  } else {
-    // handle other type later
-  }
-}
-static FORCE_INLINE int tfileReadLoadHeader(TFileReader* reader) {
-  // TODO simple tfile header later
-  char  buf[TFILE_HEADER_SIZE];
-  char* p = buf;
-
-  int64_t nread = reader->ctx->read(reader->ctx, buf, TFILE_HEADER_SIZE);
-  assert(nread == TFILE_HEADER_SIZE);
-  memcpy(&reader->header, buf, sizeof(buf));
-  return 0;
-}
-
-static int tfileGetFileList(const char* path, SArray* result) {
-  DIR* dir = opendir(path);
-  if (NULL == dir) { return -1; }
-
-  struct dirent* entry;
-  while ((entry = readdir(dir)) != NULL) {
-    size_t len = strlen(entry->d_name);
-    char*  buf = calloc(1, len + 1);
-    memcpy(buf, entry->d_name, len);
-    taosArrayPush(result, &buf);
-  }
-  closedir(dir);
-  return 0;
-}
-static void tfileDestroyFileName(void* elem) {
-  char* p = *(char**)elem;
-  free(p);
-}
-static int tfileCompare(const void* a, const void* b) {
-  const char* aName = *(char**)a;
-  const char* bName = *(char**)b;
-
-  size_t aLen = strlen(aName);
-  size_t bLen = strlen(bName);
-
-  return strncmp(aName, bName, aLen > bLen ? aLen : bLen);
-}
-// tfile name suid-colId-version.tindex
-static int tfileParseFileName(const char* filename, uint64_t* suid, int* colId, int* version) {
-  if (3 == sscanf(filename, "%" PRIu64 "-%d-%d.tindex", suid, colId, version)) {
-    // read suid & colid & version  success
-    return 0;
-  }
-  return -1;
-}
-static void tfileSerialCacheKey(TFileCacheKey* key, char* buf) {
-  SERIALIZE_MEM_TO_BUF(buf, key, suid);
-  SERIALIZE_VAR_TO_BUF(buf, '_', char);
-  SERIALIZE_MEM_TO_BUF(buf, key, colType);
-  SERIALIZE_VAR_TO_BUF(buf, '_', char);
-  SERIALIZE_MEM_TO_BUF(buf, key, version);
-  SERIALIZE_VAR_TO_BUF(buf, '_', char);
-  SERIALIZE_STR_MEM_TO_BUF(buf, key, colName, key->nColName);
-}
 
 TFileCache* tfileCacheCreate(const char* path) {
   TFileCache* tcache = calloc(1, sizeof(TFileCache));
@@ -369,3 +278,109 @@ int indexTFilePut(void* tfile, SIndexTerm* term, uint64_t uid) {
 
   return 0;
 }
+
+static int tfileValueCompare(const void* a, const void* b, const void* param) {
+  __compar_fn_t fn = *(__compar_fn_t*)param;
+
+  TFileValue* av = (TFileValue*)a;
+  TFileValue* bv = (TFileValue*)b;
+
+  return fn(av->colVal, bv->colVal);
+}
+static void tfileSerialTableIdsToBuf(char* buf, SArray* tableIds) {
+  int tbSz = taosArrayGetSize(tableIds);
+  SERIALIZE_VAR_TO_BUF(buf, tbSz, int32_t);
+  for (size_t i = 0; i < tbSz; i++) {
+    uint64_t* v = taosArrayGet(tableIds, i);
+    SERIALIZE_VAR_TO_BUF(buf, *v, uint64_t);
+  }
+}
+
+static int tfileWriteFstOffset(TFileWriter* tw, int32_t offset) {
+  int32_t fstOffset = offset + sizeof(tw->header.fstOffset);
+  tw->header.fstOffset = fstOffset;
+  if (sizeof(fstOffset) != tw->ctx->write(tw->ctx, (char*)&fstOffset, sizeof(fstOffset))) { return -1; }
+  return 0;
+}
+static int tfileWriteHeader(TFileWriter* writer) {
+  char  buf[TFILE_HEADER_NO_FST] = {0};
+  char* p = buf;
+
+  TFileHeader* header = &writer->header;
+  memcpy(buf, (char*)header, sizeof(buf));
+
+  int nwrite = writer->ctx->write(writer->ctx, buf, sizeof(buf));
+  if (sizeof(buf) != nwrite) { return -1; }
+  writer->offset = nwrite;
+  return 0;
+}
+static int tfileWriteData(TFileWriter* write, TFileValue* tval) {
+  TFileHeader* header = &write->header;
+  uint8_t      colType = header->colType;
+  if (colType == TSDB_DATA_TYPE_BINARY || colType == TSDB_DATA_TYPE_NCHAR) {
+    FstSlice key = fstSliceCreate((uint8_t*)(tval->colVal), (size_t)strlen(tval->colVal));
+    if (fstBuilderInsert(write->fb, key, tval->offset)) {
+      fstSliceDestroy(&key);
+      return 0;
+    }
+    fstSliceDestroy(&key);
+    return -1;
+  } else {
+    // handle other type later
+  }
+}
+static int tfileReadLoadHeader(TFileReader* reader) {
+  // TODO simple tfile header later
+  char  buf[TFILE_HEADER_SIZE] = {0};
+  char* p = buf;
+
+  int64_t nread = reader->ctx->read(reader->ctx, buf, sizeof(buf));
+  assert(nread == sizeof(buf));
+  memcpy(&reader->header, buf, sizeof(buf));
+  return 0;
+}
+
+static int tfileGetFileList(const char* path, SArray* result) {
+  DIR* dir = opendir(path);
+  if (NULL == dir) { return -1; }
+
+  struct dirent* entry;
+  while ((entry = readdir(dir)) != NULL) {
+    size_t len = strlen(entry->d_name);
+    char*  buf = calloc(1, len + 1);
+    memcpy(buf, entry->d_name, len);
+    taosArrayPush(result, &buf);
+  }
+  closedir(dir);
+  return 0;
+}
+static void tfileDestroyFileName(void* elem) {
+  char* p = *(char**)elem;
+  free(p);
+}
+static int tfileCompare(const void* a, const void* b) {
+  const char* aName = *(char**)a;
+  const char* bName = *(char**)b;
+
+  size_t aLen = strlen(aName);
+  size_t bLen = strlen(bName);
+
+  return strncmp(aName, bName, aLen > bLen ? aLen : bLen);
+}
+// tfile name suid-colId-version.tindex
+static int tfileParseFileName(const char* filename, uint64_t* suid, int* colId, int* version) {
+  if (3 == sscanf(filename, "%" PRIu64 "-%d-%d.tindex", suid, colId, version)) {
+    // read suid & colid & version  success
+    return 0;
+  }
+  return -1;
+}
+static void tfileSerialCacheKey(TFileCacheKey* key, char* buf) {
+  SERIALIZE_MEM_TO_BUF(buf, key, suid);
+  SERIALIZE_VAR_TO_BUF(buf, '_', char);
+  SERIALIZE_MEM_TO_BUF(buf, key, colType);
+  SERIALIZE_VAR_TO_BUF(buf, '_', char);
+  SERIALIZE_MEM_TO_BUF(buf, key, version);
+  SERIALIZE_VAR_TO_BUF(buf, '_', char);
+  SERIALIZE_STR_MEM_TO_BUF(buf, key, colName, key->nColName);
+}