diff --git a/include/common/tmsg.h b/include/common/tmsg.h
index 11cdc1614dfb0e18f1546628ee25a1998ae17b8d..b4074e3a502e0bf7e4212e252117ed2497d2399a 100644
--- a/include/common/tmsg.h
+++ b/include/common/tmsg.h
@@ -1479,7 +1479,7 @@ typedef struct SVCreateStbReq {
   SSchema*    pSchema;
   int16_t     nTags;
   SSchema*    pSchemaTg;
-  SRSmaParam* pRSmaParam;
+  SRSmaParam  pRSmaParam;
 } SVCreateStbReq;
 
 int tEncodeSVCreateStbReq(SCoder* pCoder, const SVCreateStbReq* pReq);
diff --git a/source/common/src/tmsg.c b/source/common/src/tmsg.c
index 6839618c0c344cc7bbd8b94f6685409b4b849c74..51dcb5fd27a7aed3cba9888065dc41cdf8fe31cf 100644
--- a/source/common/src/tmsg.c
+++ b/source/common/src/tmsg.c
@@ -3076,7 +3076,6 @@ int32_t tDeserializeSCompactVnodeReq(void *buf, int32_t bufLen, SCompactVnodeReq
   return 0;
 }
 
-
 int32_t tSerializeSAlterVnodeReq(void *buf, int32_t bufLen, SAlterVnodeReq *pReq) {
   SCoder encoder = {0};
   tCoderInit(&encoder, TD_LITTLE_ENDIAN, buf, bufLen, TD_ENCODER);
@@ -3096,7 +3095,7 @@ int32_t tSerializeSAlterVnodeReq(void *buf, int32_t bufLen, SAlterVnodeReq *pReq
     SReplica *pReplica = &pReq->replicas[i];
     if (tEncodeSReplica(&encoder, pReplica) < 0) return -1;
   }
-  
+
   tEndEncode(&encoder);
 
   int32_t tlen = encoder.pos;
@@ -3129,7 +3128,6 @@ int32_t tDeserializeSAlterVnodeReq(void *buf, int32_t bufLen, SAlterVnodeReq *pR
   return 0;
 }
 
-
 int32_t tSerializeSKillQueryReq(void *buf, int32_t bufLen, SKillQueryReq *pReq) {
   SCoder encoder = {0};
   tCoderInit(&encoder, TD_LITTLE_ENDIAN, buf, bufLen, TD_ENCODER);
@@ -3723,16 +3721,17 @@ int tDecodeSVCreateStbReq(SCoder *pCoder, SVCreateStbReq *pReq) {
   if (tDecodeI64(pCoder, &pReq->suid) < 0) return -1;
   if (tDecodeI8(pCoder, &pReq->rollup) < 0) return -1;
   if (tDecodeI32(pCoder, &pReq->ttl) < 0) return -1;
-  if (tDecodeI16v(pCoder, &pReq->nCols) < 0) return -1;
 
-  // TCODER_MALLOC(pReq->pSchema, SSchema, sizeof(SSchema) * pReq->nCols, pCoder);
-  pReq->pSchema = (SSchema *)taosMemoryMalloc(sizeof(SSchema) * pReq->nCols);
+  if (tDecodeI16v(pCoder, &pReq->nCols) < 0) return -1;
+  pReq->pSchema = (SSchema *)TCODER_MALLOC(pCoder, sizeof(SSchema) * pReq->nCols);
+  if (pReq->pSchema == NULL) return -1;
   for (int iCol = 0; iCol < pReq->nCols; iCol++) {
     if (tDecodeSSchema(pCoder, pReq->pSchema + iCol) < 0) return -1;
   }
 
   if (tDecodeI16v(pCoder, &pReq->nTags) < 0) return -1;
-  // TCODER_MALLOC(pReq->pSchemaTg, SSchema, sizeof(SSchema) * pReq->nTags, pCoder);
+  pReq->pSchemaTg = (SSchema *)TCODER_MALLOC(pCoder, sizeof(SSchema) * pReq->nTags);
+  if (pReq->pSchemaTg == NULL) return -1;
   pReq->pSchemaTg = (SSchema *)taosMemoryMalloc(sizeof(SSchema) * pReq->nTags);
   for (int iTag = 0; iTag < pReq->nTags; iTag++) {
     if (tDecodeSSchema(pCoder, pReq->pSchemaTg + iTag) < 0) return -1;
diff --git a/source/dnode/mnode/impl/src/mndStb.c b/source/dnode/mnode/impl/src/mndStb.c
index 1afb91b92c195c572f4ca62dc94bae82e51d7954..1f2c18cb94e3acf1e1fc2f1e0a893e98127d8f7e 100644
--- a/source/dnode/mnode/impl/src/mndStb.c
+++ b/source/dnode/mnode/impl/src/mndStb.c
@@ -394,66 +394,55 @@ static FORCE_INLINE int schemaExColIdCompare(const void *colId, const void *pSch
 }
 
 static void *mndBuildVCreateStbReq(SMnode *pMnode, SVgObj *pVgroup, SStbObj *pStb, int32_t *pContLen) {
-#if 0
-  SName name = {0};
+  SCoder  coder;
+  int32_t contLen;
+  SName   name = {0};
+
   tNameFromString(&name, pStb->name, T_NAME_ACCT | T_NAME_DB | T_NAME_TABLE);
   char dbFName[TSDB_DB_FNAME_LEN] = {0};
   tNameGetFullDbName(&name, dbFName);
 
-  SVCreateTbReq req = {0};
+  SVCreateStbReq req = {0};
   req.name = (char *)tNameGetTableName(&name);
-  req.ttl = 0;
-  req.keep = 0;
+  req.suid = pStb->uid;
   req.rollup = pStb->aggregationMethod > -1 ? 1 : 0;
-  req.type = TD_SUPER_TABLE;
-  req.stbCfg.suid = pStb->uid;
-  req.stbCfg.nCols = pStb->numOfColumns;
-  req.stbCfg.nTagCols = pStb->numOfTags;
-  req.stbCfg.pTagSchema = pStb->pTags;
-  req.stbCfg.pSchema = (SSchema *)taosMemoryCalloc(pStb->numOfColumns, sizeof(SSchema));
-  if (req.stbCfg.pSchema == NULL) {
-    terrno = TSDB_CODE_OUT_OF_MEMORY;
-    return NULL;
-  }
+  req.ttl = 0;
+  req.nCols = pStb->numOfColumns;
+  req.pSchema = pStb->pColumns;
+  req.nTags = pStb->numOfTags;
+  req.pSchemaTg = pStb->pTags;
 
-  memcpy(req.stbCfg.pSchema, pStb->pColumns, sizeof(SSchema) * pStb->numOfColumns);
-  for (int i = 0; i < pStb->numOfColumns; i++) {
-    req.stbCfg.pSchema[i].flags = SCHEMA_SMA_ON;
+  // TODO: remove here
+  for (int iCol = 0; iCol < req.nCols; iCol++) {
+    req.pSchema[iCol].flags = SCHEMA_SMA_ON;
   }
 
-  SRSmaParam *pRSmaParam = NULL;
   if (req.rollup) {
-    pRSmaParam = (SRSmaParam *)taosMemoryCalloc(1, sizeof(SRSmaParam));
-    if (pRSmaParam == NULL) {
-      taosMemoryFreeClear(req.stbCfg.pSchema);
-      terrno = TSDB_CODE_OUT_OF_MEMORY;
-      return NULL;
-    }
-
-    pRSmaParam->xFilesFactor = pStb->xFilesFactor;
-    pRSmaParam->delay = pStb->delay;
-    pRSmaParam->nFuncIds = 1;  // only 1 aggregation method supported currently
-    pRSmaParam->pFuncIds = (func_id_t *)taosMemoryCalloc(pRSmaParam->nFuncIds, sizeof(func_id_t));
-    if (pRSmaParam->pFuncIds == NULL) {
-      taosMemoryFreeClear(req.stbCfg.pRSmaParam);
-      taosMemoryFreeClear(req.stbCfg.pSchema);
+    req.pRSmaParam.xFilesFactor = pStb->xFilesFactor;
+    req.pRSmaParam.delay = pStb->delay;
+    req.pRSmaParam.nFuncIds = 1;  // only 1 aggregation method supported currently
+    req.pRSmaParam.pFuncIds = (func_id_t *)taosMemoryCalloc(req.pRSmaParam.nFuncIds, sizeof(func_id_t));
+    if (req.pRSmaParam.pFuncIds == NULL) {
       terrno = TSDB_CODE_OUT_OF_MEMORY;
       return NULL;
     }
-    for (int32_t f = 0; f < pRSmaParam->nFuncIds; ++f) {
-      *(pRSmaParam->pFuncIds + f) = pStb->aggregationMethod;
+    for (int32_t f = 0; f < req.pRSmaParam.nFuncIds; ++f) {
+      req.pRSmaParam.pFuncIds[f] = pStb->aggregationMethod;
     }
-    req.stbCfg.pRSmaParam = pRSmaParam;
   }
 
-  int32_t   contLen = tSerializeSVCreateTbReq(NULL, &req) + sizeof(SMsgHead);
+  // get length
+  tCoderInit(&coder, TD_LITTLE_ENDIAN, NULL, 0, TD_ENCODER);
+  if (tEncodeSVCreateStbReq(&coder, &req) < 0) {
+    taosMemoryFree(req.pRSmaParam.pFuncIds);
+    return NULL;
+  }
+  tCoderClear(&coder);
+
+  contLen = sizeof(SMsgHead) + coder.pos;
   SMsgHead *pHead = taosMemoryMalloc(contLen);
   if (pHead == NULL) {
-    if (pRSmaParam) {
-      taosMemoryFreeClear(pRSmaParam->pFuncIds);
-      taosMemoryFreeClear(pRSmaParam);
-    }
-    // taosMemoryFreeClear(req.stbCfg.pSchema);
+    taosMemoryFree(req.pRSmaParam.pFuncIds);
     terrno = TSDB_CODE_OUT_OF_MEMORY;
     return NULL;
   }
@@ -462,17 +451,16 @@ static void *mndBuildVCreateStbReq(SMnode *pMnode, SVgObj *pVgroup, SStbObj *pSt
   pHead->vgId = htonl(pVgroup->vgId);
 
   void *pBuf = POINTER_SHIFT(pHead, sizeof(SMsgHead));
-  tSerializeSVCreateTbReq(&pBuf, &req);
+  tCoderInit(&coder, TD_LITTLE_ENDIAN, pBuf, contLen - sizeof(SMsgHead), TD_ENCODER);
+  if (tEncodeSVCreateStbReq(&coder, &req) < 0) {
+    taosMemoryFree(req.pRSmaParam.pFuncIds);
+    return NULL;
+  }
+  tCoderClear(&coder);
 
   *pContLen = contLen;
-  if (pRSmaParam) {
-    taosMemoryFreeClear(pRSmaParam->pFuncIds);
-    taosMemoryFreeClear(pRSmaParam);
-  }
-  // taosMemoryFreeClear(req.stbCfg.pSchema);
+  taosMemoryFree(req.pRSmaParam.pFuncIds);
   return pHead;
-#endif
-  return NULL;
 }
 
 static void *mndBuildVDropStbReq(SMnode *pMnode, SVgObj *pVgroup, SStbObj *pStb, int32_t *pContLen) {
diff --git a/source/dnode/vnode/src/inc/meta.h b/source/dnode/vnode/src/inc/meta.h
index a4b540edc71ef77d6127772873d1c468073f27db..749dcb22b4d0c07dc10965d9d9ba6bb9fdd61f95 100644
--- a/source/dnode/vnode/src/inc/meta.h
+++ b/source/dnode/vnode/src/inc/meta.h
@@ -45,6 +45,9 @@ void metaCloseIdx(SMeta* pMeta);
 int  metaSaveTableToIdx(SMeta* pMeta, const STbCfg* pTbOptions);
 int  metaRemoveTableFromIdx(SMeta* pMeta, tb_uid_t uid);
 
+// metaTable ==================
+int metaCreateSTable(SMeta* pMeta, SVCreateStbReq* pReq, SVCreateStbRsp* pRsp);
+
 // metaCommit ==================
 int metaBegin(SMeta* pMeta);
 
diff --git a/source/dnode/vnode/src/meta/metaTable.c b/source/dnode/vnode/src/meta/metaTable.c
index 1aa3fbb582d1f180348b7a11d6646f5a47d62a1b..07a4f36496e7bdbd318fa042e6a95ad6941655f8 100644
--- a/source/dnode/vnode/src/meta/metaTable.c
+++ b/source/dnode/vnode/src/meta/metaTable.c
@@ -15,6 +15,11 @@
 
 #include "vnodeInt.h"
 
+int metaCreateSTable(SMeta *pMeta, SVCreateStbReq *pReq, SVCreateStbRsp *pRsp) {
+  // TODO
+  return 0;
+}
+
 int metaCreateTable(SMeta *pMeta, STbCfg *pTbCfg) {
 #ifdef META_REFACT
 #else
diff --git a/source/dnode/vnode/src/vnd/vnodeSvr.c b/source/dnode/vnode/src/vnd/vnodeSvr.c
index c8c7a210538607798e9feab1548d68f182fc5df3..9c5207102d055772f3fc785de4aa53843ca9e4f3 100644
--- a/source/dnode/vnode/src/vnd/vnodeSvr.c
+++ b/source/dnode/vnode/src/vnd/vnodeSvr.c
@@ -196,20 +196,22 @@ int vnodeProcessSyncReq(SVnode *pVnode, SRpcMsg *pMsg, SRpcMsg **pRsp) {
 }
 
 static int vnodeProcessCreateStbReq(SVnode *pVnode, void *pReq, int len) {
-  SVCreateTbReq vCreateTbReq = {0};
-  tDeserializeSVCreateTbReq(pReq, &vCreateTbReq);
-  if (metaCreateTable(pVnode->pMeta, &(vCreateTbReq)) < 0) {
-    // TODO
+  SVCreateStbReq req = {0};
+  SCoder         coder;
+
+  tCoderInit(&coder, TD_LITTLE_ENDIAN, pReq, len, TD_DECODER);
+
+  if (tDecodeSVCreateStbReq(&coder, &req) < 0) {
+    tCoderClear(&coder);
     return -1;
   }
 
-  // taosMemoryFree(vCreateTbReq.stbCfg.pSchema);
-  // taosMemoryFree(vCreateTbReq.stbCfg.pTagSchema);
-  // if (vCreateTbReq.stbCfg.pRSmaParam) {
-  //   taosMemoryFree(vCreateTbReq.stbCfg.pRSmaParam->pFuncIds);
-  //   taosMemoryFree(vCreateTbReq.stbCfg.pRSmaParam);
-  // }
-  // taosMemoryFree(vCreateTbReq.name);
+  if (metaCreateSTable(pVnode->pMeta, pReq, NULL) < 0) {
+    tCoderClear(&coder);
+    return -1;
+  }
+
+  tCoderClear(&coder);
 
   return 0;
 }