From 50a863746451ec909344e6279fa295a4e0f62605 Mon Sep 17 00:00:00 2001
From: Hongze Cheng <hzcheng@taosdata.com>
Date: Mon, 28 Feb 2022 06:13:13 +0000
Subject: [PATCH] more

---
 source/libs/tdb/src/db/tdbBtree.c  | 2 +-
 source/libs/tdb/src/db/tdbDb.c     | 8 ++++++++
 source/libs/tdb/src/inc/tdbBtree.h | 2 ++
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/source/libs/tdb/src/db/tdbBtree.c b/source/libs/tdb/src/db/tdbBtree.c
index 3c079b1b26..11c293af74 100644
--- a/source/libs/tdb/src/db/tdbBtree.c
+++ b/source/libs/tdb/src/db/tdbBtree.c
@@ -63,7 +63,7 @@ static int tdbBtCursorMoveToRoot(SBtCursor *pCur);
 static int tdbInitBtPage(SPage *pPage, SBtPage **ppBtPage);
 static int tdbCompareKeyAndCell(const void *pKey, int kLen, const void *pCell);
 
-int tdbBtreeOpen(SPgno root, SBTree **ppBt) {
+int tdbBtreeOpen(SBTree **ppBt) {
   *ppBt = NULL;
   /* TODO */
   return 0;
diff --git a/source/libs/tdb/src/db/tdbDb.c b/source/libs/tdb/src/db/tdbDb.c
index e5c6e19163..a0c9939ad9 100644
--- a/source/libs/tdb/src/db/tdbDb.c
+++ b/source/libs/tdb/src/db/tdbDb.c
@@ -23,6 +23,7 @@ struct STDb {
 int tdbDbOpen(const char *fname, int keyLen, int valLen, FKeyComparator keyCmprFn, STEnv *pEnv, STDb **ppDb) {
   STDb *  pDb;
   SPFile *pFile;
+  int     ret;
 
   *ppDb = NULL;
 
@@ -31,8 +32,15 @@ int tdbDbOpen(const char *fname, int keyLen, int valLen, FKeyComparator keyCmprF
     return -1;
   }
 
+  // pDb->pEnv
   pDb->pEnv = pEnv;
 
+  // pDb->pBt
+  ret = tdbBtreeOpen(&(pDb->pBt));
+  if (ret < 0) {
+    return -1;
+  }
+
   *ppDb = pDb;
   return 0;
 }
diff --git a/source/libs/tdb/src/inc/tdbBtree.h b/source/libs/tdb/src/inc/tdbBtree.h
index a2890b4cd4..0961ac1664 100644
--- a/source/libs/tdb/src/inc/tdbBtree.h
+++ b/source/libs/tdb/src/inc/tdbBtree.h
@@ -23,6 +23,8 @@ extern "C" {
 typedef struct SBTree    SBTree;
 typedef struct SBtCursor SBtCursor;
 
+int tdbBtreeOpen(SBTree **ppBt);
+int tdbBtreeClose(SBTree *pBt);
 int tdbBtCursorInsert(SBtCursor *pCur, const void *pKey, int kLen, const void *pVal, int vLen);
 
 #ifdef __cplusplus
-- 
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