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source/dnode/vnode/meta/CMakeLists.txt

 set(META_DB_IMPL_LIST "BDB" "SQLITE")
-set(META_DB_IMPL "BDB" CACHE STRING "Use BDB as the default META implementation")
+set(META_DB_IMPL "SQLITE" CACHE STRING "Use BDB as the default META implementation")
 set_property(CACHE META_DB_IMPL PROPERTY STRINGS ${META_DB_IMPL_LIST})
 
 if(META_DB_IMPL IN_LIST META_DB_IMPL_LIST)

source/dnode/vnode/meta/inc/metaDB.h

@@ -26,7 +26,7 @@ typedef struct SMetaDB SMetaDB;
 
 int  metaOpenDB(SMeta *pMeta);
 void metaCloseDB(SMeta *pMeta);
-int  metaSaveTableToDB(SMeta *pMeta, const STbCfg *pTbOptions);
+int  metaSaveTableToDB(SMeta *pMeta, const STbCfg *pTbCfg);
 int  metaRemoveTableFromDb(SMeta *pMeta, tb_uid_t uid);
 
 #ifdef __cplusplus

source/dnode/vnode/meta/src/metaBDBImpl.c

@@ -39,6 +39,8 @@ int metaOpenDB(SMeta *pMeta) {
     return -1;
   }
 
+  // pMeta->pDB->pEvn->set_cachesize(pMeta->pDB->pEvn, )
+
   ret = pMeta->pDB->pEvn->open(pMeta->pDB->pEvn, pMeta->path, DB_CREATE | DB_INIT_MPOOL, 0);
   if (ret != 0) {
     // TODO: handle error
@@ -106,7 +108,7 @@ void metaCloseDB(SMeta *pMeta) {
   }
 }
 
-int metaSaveTableToDB(SMeta *pMeta, const STbCfg *pTbOptions) {
+int metaSaveTableToDB(SMeta *pMeta, const STbCfg *pTbCfg) {
   // TODO
   return 0;
 }

source/dnode/vnode/meta/src/metaSQLiteImpl.c

@@ -95,13 +95,15 @@ void metaCloseDB(SMeta *pMeta) {
   // TODO
 }
 
-int metaSaveTableToDB(SMeta *pMeta, const STbCfg *pTbOptions) {
-  char  sql[256];
-  char *err = NULL;
-  int   rc;
+int metaSaveTableToDB(SMeta *pMeta, const STbCfg *pTbCfg) {
+  char     sql[256];
+  char *   err = NULL;
+  int      rc;
+  tb_uid_t uid;
 
-  switch (pTbOptions->type) {
+  switch (pTbCfg->type) {
     case META_SUPER_TABLE:
+      uid = pTbCfg->stbCfg.suid;
       // sprintf(sql, "INSERT INTO tb VALUES (\'%s\', %" PRIu64
       //              ");"
       //              "INSERT INTO stb VALUES (%" PRIu64
@@ -119,15 +121,19 @@ int metaSaveTableToDB(SMeta *pMeta, const STbCfg *pTbOptions) {
       }
       break;
     case META_NORMAL_TABLE:
-      // sprintf(sql, "INSERT INTO tb VALUES (\'%s\', %" PRIu64
-      //              ");"
-      //              "INSERT INTO ntb VALUES (%" PRIu64 ", \'%s\', );");
+      uid = metaGenerateUid(pMeta);
+      // sprintf(sql,
+      //         "INSERT INTO tb VALUES (\'%s\', %" PRIu64
+      //         ");"
+      //         "INSERT INTO ntb VALUES (%" PRIu64 ", \'%s\', );",
+      //         pTbCfg->name, uid, uid, pTbCfg->name, );
       rc = sqlite3_exec(pMeta->pDB->pDB, sql, NULL, NULL, &err);
       if (rc != SQLITE_OK) {
         printf("failed to create normal table since %s\n", err);
       }
       break;
     case META_CHILD_TABLE:
+      uid = metaGenerateUid(pMeta);
       // sprintf(sql, "INSERT INTO tb VALUES (\'%s\', %" PRIu64
       //              ");"
       //              "INSERT INTO stb_%" PRIu64 " VALUES (%" PRIu64 ", \'%s\', );");