diff --git a/include/libs/function/taosudf.h b/include/libs/function/taosudf.h
index 3fe3bb7d3b805f285e79a48eca45f5fd4855dacf..5f57e203b9c04de0efa34ede4eaeb57503e18db3 100644
--- a/include/libs/function/taosudf.h
+++ b/include/libs/function/taosudf.h
@@ -104,7 +104,7 @@ typedef int32_t (*TUdfDestroyFunc)();
   } while (0)
 #define udfColDataSetNull_var(pColumn, row) ((pColumn->colData.varLenCol.varOffsets)[row] = -1)
 
-typedef uint16_t VarDataLenT;  // maxVarDataLen: 32767
+typedef uint16_t VarDataLenT;  // maxVarDataLen: 65535
 #define VARSTR_HEADER_SIZE     sizeof(VarDataLenT)
 #define varDataLen(v)          ((VarDataLenT *)(v))[0]
 #define varDataVal(v)          ((char *)(v) + VARSTR_HEADER_SIZE)
diff --git a/include/util/types.h b/include/util/types.h
index 8dd0947e9c730197a6f0af391089c118ea09a494..b49670220bb02ceea03eec188aaf0f600ccb611c 100644
--- a/include/util/types.h
+++ b/include/util/types.h
@@ -78,7 +78,7 @@ static FORCE_INLINE double taos_align_get_double(const char *pBuf) {
   { (*(double *)(x)) = (*(double *)(y)); }
 // #endif
 
-typedef uint16_t VarDataLenT;  // maxVarDataLen: 32767
+typedef uint16_t VarDataLenT;  // maxVarDataLen: 65535
 #define VARSTR_HEADER_SIZE sizeof(VarDataLenT)
 
 #define varDataLen(v)  ((VarDataLenT *)(v))[0]
diff --git a/source/libs/command/src/command.c b/source/libs/command/src/command.c
index 1c2d7e1f662129cfb103087a7f09c577b7bac22f..64fec145efbf66922b37bf478cd5a52664e7a796 100644
--- a/source/libs/command/src/command.c
+++ b/source/libs/command/src/command.c
@@ -528,7 +528,7 @@ static int32_t setCreateTBResultIntoDataBlock(SSDataBlock* pBlock, SDbCfgInfo* p
     appendTableOptions(buf2, &len, pDbCfg, pCfg);
   }
 
-  varDataLen(buf2) = len;
+  varDataLen(buf2) = (len > 65535) ? 65535 : len;
 
   colDataAppend(pCol2, 0, buf2, false);
 
diff --git a/source/libs/parser/src/parTranslater.c b/source/libs/parser/src/parTranslater.c
index 0e5cb14208d45b31011348bca7a7eb5adbae56aa..e64a370e15988af38d960d4e786c3a851db213d6 100644
--- a/source/libs/parser/src/parTranslater.c
+++ b/source/libs/parser/src/parTranslater.c
@@ -6060,11 +6060,11 @@ static int32_t extractShowCreateTableResultSchema(int32_t* numOfCols, SSchema**
   }
 
   (*pSchema)[0].type = TSDB_DATA_TYPE_BINARY;
-  (*pSchema)[0].bytes = TSDB_TABLE_NAME_LEN;
+  (*pSchema)[0].bytes = SHOW_CREATE_TB_RESULT_FIELD1_LEN;
   strcpy((*pSchema)[0].name, "Table");
 
   (*pSchema)[1].type = TSDB_DATA_TYPE_BINARY;
-  (*pSchema)[1].bytes = TSDB_MAX_BINARY_LEN;
+  (*pSchema)[1].bytes = SHOW_CREATE_TB_RESULT_FIELD2_LEN;
   strcpy((*pSchema)[1].name, "Create Table");
 
   return TSDB_CODE_SUCCESS;